/* roulang page: index */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0,0,0,0.04);
            --shadow-hover: 0 8px 20px rgba(0,0,0,0.08);
            --shadow-lifted: 0 16px 32px rgba(14,59,67,0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }

        a:focus-visible {
            outline: 3px solid rgba(14,59,67,0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14,59,67,0.45);
            outline-offset: 2px;
        }

        ::selection {
            background-color: rgba(224,129,43,0.25);
            color: var(--brand);
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1280px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        section {
            padding-top: 56px;
            padding-bottom: 56px;
            position: relative;
        }

        @media (min-width: 768px) {
            section {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }

        @media (min-width: 1024px) {
            section {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }

        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255,255,255,0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .topbar-link {
            color: rgba(255,255,255,0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }

        .topbar-link:hover {
            color: #FFFFFF;
        }

        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }

        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255,255,255,0.25);
            flex-shrink: 0;
        }

        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255,255,255,0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0,0,0,0.02);
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }

        @media (min-width: 1024px) {
            .nav-menu-desktop {
                display: flex;
            }
        }

        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition-base);
        }

        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            border-radius: 2px;
            transition: width var(--transition-base);
        }

        .nav-menu-desktop a:hover {
            color: var(--brand);
        }

        .nav-menu-desktop a:hover::after {
            width: 100%;
        }

        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }

        .nav-menu-desktop a.active::after {
            width: 100%;
        }

        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-cta-mobile .login-btn {
            display: none;
            font-size: 13px;
            color: var(--brand);
            font-weight: 600;
            padding: 8px 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: #FFFFFF;
            transition: all var(--transition-base);
        }

        .nav-cta-mobile .login-btn:hover {
            border-color: var(--brand);
            background-color: rgba(14,59,67,0.04);
        }

        @media (min-width: 768px) {
            .nav-cta-mobile .login-btn {
                display: inline-flex;
            }
        }

        .hamburger {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background-color: #FFFFFF;
            cursor: pointer;
            transition: all var(--transition-base);
            flex-shrink: 0;
        }

        .hamburger:hover {
            background-color: rgba(14,59,67,0.04);
            border-color: var(--brand);
        }

        .hamburger:active {
            transform: scale(0.95);
        }

        .hamburger i {
            font-size: 18px;
            color: var(--brand);
        }

        @media (min-width: 1024px) {
            .hamburger {
                display: none;
            }
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(320px, 88vw);
            background: #FFFFFF;
            z-index: 80;
            box-shadow: -8px 0 32px rgba(0,0,0,0.10);
            padding: 20px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-spring);
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }

        .mobile-drawer-close {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #FFFFFF;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
        }

        .mobile-drawer-close:hover {
            background-color: rgba(14,59,67,0.04);
            border-color: var(--brand);
        }

        .mobile-drawer-close i {
            font-size: 16px;
            color: var(--brand);
        }

        .mobile-drawer-logo {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-drawer-menu {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-drawer-menu a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            transition: all var(--transition-base);
        }

        .mobile-drawer-menu a:hover {
            background-color: rgba(14,59,67,0.04);
            color: var(--brand);
        }

        .mobile-drawer-menu a.active {
            background-color: rgba(14,59,67,0.06);
            color: var(--brand);
            font-weight: 700;
        }

        .mobile-drawer-menu a i {
            width: 20px;
            text-align: center;
            color: var(--ink-muted);
            font-size: 14px;
        }

        .mobile-drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.35);
            z-index: 75;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-drawer-overlay.visible {
            opacity: 1;
        }

        @media (max-width: 1023px) {
            .mobile-drawer,
            .mobile-drawer-overlay {
                display: block;
            }
        }

        .hero-section {
            min-height: 68vh;
            display: flex;
            align-items: center;
            background-image: linear-gradient(135deg, rgba(248,246,241,0.93) 0%, rgba(248,246,241,0.86) 55%, rgba(14,59,67,0.08) 100%), url('/assets/images/939a16fa4577c2c2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding-top: 64px;
            padding-bottom: 64px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(180deg, transparent 0%, var(--warm) 100%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        @media (min-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1.1fr 0.9fr;
                gap: 52px;
            }
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(255,255,255,0.8);
            backdrop-filter: blur(6px);
            border: 1px solid var(--border);
            border-radius: var(--radius-tag);
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            color: var(--brand);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            box-shadow: 0 1px 2px rgba(0,0,0,0.03);
        }

        .hero-tag i {
            color: var(--amber);
            font-size: 11px;
        }

        .hero-title {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        @media (min-width: 768px) {
            .hero-title {
                font-size: 38px;
                line-height: 1.25;
            }
        }

        @media (min-width: 1024px) {
            .hero-title {
                font-size: 42px;
                line-height: 1.22;
            }
        }

        .hero-subtitle {
            font-size: 15px;
            line-height: 1.7;
            color: var(--ink-light);
            max-width: 560px;
            margin-bottom: 24px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.02em;
            cursor: pointer;
            transition: all var(--transition-base);
            border: none;
            min-height: 44px;
            justify-content: center;
        }

        .btn-primary {
            background-color: var(--amber);
            color: #FFFFFF;
            box-shadow: 0 2px 8px rgba(224,129,43,0.2);
        }

        .btn-primary:hover {
            background-color: var(--amber-dark);
            box-shadow: 0 6px 16px rgba(224,129,43,0.3);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(224,129,43,0.25);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
            box-shadow: none;
        }

        .btn-secondary:hover {
            background-color: rgba(14,59,67,0.05);
            border-color: var(--brand);
            transform: translateY(-1px);
        }

        .btn-secondary:active {
            transform: translateY(0);
            background-color: rgba(14,59,67,0.08);
        }

        .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 12px;
            color: var(--ink-muted);
            letter-spacing: 0.03em;
        }

        .hero-points span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background-color: rgba(255,255,255,0.6);
            backdrop-filter: blur(4px);
            padding: 4px 12px;
            border-radius: 999px;
            border: 1px solid rgba(255,255,255,0.5);
        }

        .hero-points i {
            color: var(--teal);
            font-size: 11px;
        }

        .hero-card {
            background-color: rgba(255,255,255,0.85);
            backdrop-filter: blur(12px);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255,255,255,0.7);
            box-shadow: var(--shadow-lifted);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 18px;
            min-height: 340px;
        }

        @media (min-width: 768px) {
            .hero-card {
                padding: 28px;
            }
        }

        .hero-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
        }

        .hero-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-card-title i {
            color: var(--amber);
            font-size: 15px;
        }

        .hero-card-badge {
            font-size: 11px;
            font-weight: 600;
            color: var(--teal);
            background-color: rgba(42,157,143,0.08);
            padding: 4px 10px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        .hero-match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px dashed rgba(14,59,67,0.08);
        }

        .hero-match-teams {
            font-weight: 600;
            font-size: 14px;
            color: var(--ink);
        }

        .hero-match-score {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 16px;
            color: var(--brand);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .hero-match-time {
            font-size: 11px;
            color: var(--ink-muted);
            white-space: nowrap;
        }

        .hero-trend-dots {
            display: flex;
            align-items: flex-end;
            gap: 4px;
            height: 48px;
            padding: 4px 0;
        }

        .hero-trend-dot-bar {
            width: 8px;
            background: linear-gradient(180deg, var(--amber) 0%, var(--teal) 100%);
            border-radius: 2px 2px 0 0;
            opacity: 0.85;
            transition: height var(--transition-spring), opacity var(--transition-base);
            min-height: 12px;
        }

        .hero-trend-dot-bar:hover {
            opacity: 1;
            box-shadow: 0 0 0 2px rgba(224,129,43,0.3);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            color: var(--amber);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-header-tag::before {
            content: '';
            width: 20px;
            height: 2px;
            background-color: var(--amber);
            border-radius: 2px;
        }

        .section-title {
            font-size: 24px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 28px;
                line-height: 1.3;
            }
        }

        @media (min-width: 1024px) {
            .section-title {
                font-size: 30px;
                line-height: 1.28;
            }
        }

        .section-desc {
            font-size: 15px;
            line-height: 1.7;
            color: var(--ink-light);
            max-width: 680px;
        }

        .pain-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (min-width: 1024px) {
            .pain-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 16px;
            }
        }

        .pain-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-spring);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .pain-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(14,59,67,0.15);
        }

        .pain-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: rgba(14,59,67,0.1);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .pain-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.4;
        }

        .pain-card-text {
            font-size: 13px;
            line-height: 1.6;
            color: var(--ink-light);
        }

        .pain-card-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background-color: rgba(14,59,67,0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            font-size: 16px;
            flex-shrink: 0;
        }

        .brand-intro-section {
            background-color: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
            align-items: center;
        }

        @media (min-width: 1024px) {
            .brand-intro-grid {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
            }
        }

        .brand-intro-text {
            font-size: 15px;
            line-height: 1.75;
            color: var(--ink-light);
            letter-spacing: 0.01em;
        }

        .brand-intro-text strong {
            color: var(--brand);
            font-weight: 700;
        }

        .brand-intro-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .brand-stat-card {
            background-color: var(--warm);
            border-radius: var(--radius-card);
            padding: 18px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition-base);
        }

        .brand-stat-card:hover {
            border-color: rgba(14,59,67,0.2);
            box-shadow: var(--shadow-card);
        }

        .brand-stat-number {
            font-family: var(--font-mono);
            font-size: 24px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.2;
        }

        .brand-stat-label {
            font-size: 12px;
            color: var(--ink-muted);
            margin-top: 6px;
            letter-spacing: 0.04em;
        }

        .solution-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        @media (min-width: 768px) {
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (min-width: 1024px) {
            .solution-grid {
                grid-template-columns: 1fr 1fr 1fr 1.2fr;
                gap: 16px;
                align-items: stretch;
            }
        }

        .solution-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-spring);
            display: flex;
            flex-direction: column;
            gap: 10px;
            cursor: default;
        }

        .solution-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(224,129,43,0.25);
        }

        .solution-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(14,59,67,0.08) 0%, rgba(42,157,143,0.08) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            font-size: 18px;
            flex-shrink: 0;
        }

        .solution-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.4;
        }

        .solution-card-text {
            font-size: 13px;
            line-height: 1.65;
            color: var(--ink-light);
        }

        .solution-showcase {
            background: linear-gradient(145deg, var(--brand) 0%, var(--brand-dark) 100%);
            border-radius: var(--radius-card);
            padding: 22px;
            color: #FFFFFF;
            display: flex;
            flex-direction: column;
            gap: 12px;
            justify-content: space-between;
            min-height: 100%;
            box-shadow: var(--shadow-card);
        }

        .solution-showcase-title {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-showcase-title i {
            color: var(--amber);
        }

        .solution-showcase-desc {
            font-size: 13px;
            line-height: 1.6;
            color: rgba(255,255,255,0.8);
        }

        .solution-showcase-badge {
            display: inline-flex;
            background-color: rgba(255,255,255,0.12);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 999px;
            padding: 4px 12px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: #FFFFFF;
            align-self: flex-start;
        }

        .steps-timeline {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            counter-reset: step;
        }

        @media (min-width: 768px) {
            .steps-timeline {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (min-width: 1024px) {
            .steps-timeline {
                grid-template-columns: repeat(4, 1fr);
                gap: 16px;
            }
        }

        .step-item {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px;
            position: relative;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            counter-increment: step;
        }

        .step-item:hover {
            border-color: rgba(14,59,67,0.15);
            box-shadow: var(--shadow-hover);
        }

        .step-item::before {
            content: counter(step);
            position: absolute;
            top: -12px;
            left: 20px;
            width: 28px;
            height: 28px;
            background-color: var(--amber);
            color: #FFFFFF;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            font-family: var(--font-mono);
            box-shadow: 0 2px 6px rgba(224,129,43,0.3);
        }

        .step-item-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--brand);
            margin-bottom: 8px;
            margin-top: 4px;
        }

        .step-item-text {
            font-size: 13px;
            line-height: 1.65;
            color: var(--ink-light);
        }

        .stats-band {
            background-color: var(--brand);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            color: #FFFFFF;
            box-shadow: var(--shadow-card);
        }

        .stats-band-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        @media (min-width: 768px) {
            .stats-band-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }
        }

        .stat-item {
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 4px;
            align-items: center;
        }

        .stat-item-value {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stat-item-label {
            font-size: 12px;
            color: rgba(255,255,255,0.7);
            letter-spacing: 0.04em;
        }

        .stats-bar {
            margin-top: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            height: 8px;
            background-color: rgba(255,255,255,0.12);
            border-radius: 4px;
            overflow: hidden;
        }

        .stats-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--amber) 0%, var(--teal) 100%);
            border-radius: 4px;
            width: 0%;
            transition: width 1.2s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .testimonial-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
        }

        .testimonial-card {
            background-color: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition-spring);
        }

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(224,129,43,0.2);
        }

        .testimonial-quote {
            font-size: 14px;
            line-height: 1.65;
            color: var(--ink-light);
            position: relative;
            padding-left: 14px;
        }

        .testimonial-quote::before {
            content: '\201C';
            position: absolute;
            left: -2px;
            top: -8px;
            font-size: 36px;
            color: rgba(14,59,67,0.12);
            line-height: 1;
            font-weight: 700;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-top: 10px;
            border-top: 1px solid var(--border);
        }

        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(14,59,67,0.15) 0%, rgba(42,157,143,0.15) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-name {
            font-size: 13px;
            font-weight: 700;
            color: var(--brand);
        }

        .testimonial-role {
            font-size: 11px;
            color: var(--ink-muted);
        }

        .audience-section {
            background-color: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .audience-scroll {
            display: flex;
            gap: 14px;
            overflow-x: auto;
            padding-bottom: 12px;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }

        .audience-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .audience-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .audience-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 999px;
        }

        .audience-tag-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 200px;
            max-width: 240px;
            flex-shrink: 0;
            transition: all var(--transition-spring);
            box-shadow: var(--shadow-card);
        }

        .audience-tag-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(42,157,143,0.3);
        }

        .audience-icon-box {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background-color: rgba(42,157,143,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--teal);
            font-size: 16px;
            flex-shrink: 0;
        }

        .audience-tag-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--brand);
        }

        .audience-tag-desc {
            font-size: 12px;
            line-height: 1.55;
            color: var(--ink-light);
        }

        .news-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (min-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
        }

        .news-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-spring);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(14,59,67,0.15);
        }

        .news-image-wrap {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

        .news-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }

        .news-card:hover .news-image-wrap img {
            transform: scale(1.04);
        }

        .news-body {
            padding: 18px 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .news-date {
            font-size: 12px;
            color: var(--ink-muted);
            font-family: var(--font-mono);
            letter-spacing: 0.02em;
        }

        .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.45;
            transition: color var(--transition-base);
        }

        .news-card:hover .news-title {
            color: var(--amber);
        }

        .news-summary {
            font-size: 13px;
            line-height: 1.6;
            color: var(--ink-light);
            flex: 1;
        }

        .news-read-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand);
            transition: all var(--transition-base);
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px 0;
            align-self: flex-start;
        }

        .news-read-btn:hover {
            color: var(--amber);
            gap: 7px;
        }

        .news-read-btn i {
            font-size: 11px;
            transition: transform var(--transition-base);
        }

        .news-read-btn:hover i {
            transform: translateX(2px);
        }

        .data-trend-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .data-trend-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
        }

        .trend-tag-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 18px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition-base);
        }

        .trend-tag-card:hover {
            border-color: rgba(224,129,43,0.25);
            box-shadow: var(--shadow-hover);
        }

        .trend-tag-header {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand);
        }

        .trend-tag-header i {
            color: var(--amber);
            font-size: 14px;
        }

        .trend-tag-body {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .trend-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.02em;
            background-color: rgba(14,59,67,0.04);
            color: var(--ink);
            border: 1px solid rgba(14,59,67,0.08);
            transition: all var(--transition-base);
        }

        .trend-tag:hover {
            background-color: rgba(224,129,43,0.08);
            border-color: rgba(224,129,43,0.25);
            color: var(--amber-dark);
        }

        .calendar-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .calendar-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        .calendar-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 18px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .calendar-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(14,59,67,0.15);
        }

        .calendar-date-box {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background-color: rgba(14,59,67,0.05);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-family: var(--font-mono);
        }

        .calendar-date-day {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1;
        }

        .calendar-date-month {
            font-size: 10px;
            color: var(--ink-muted);
            letter-spacing: 0.04em;
        }

        .calendar-info {
            flex: 1;
            min-width: 0;
        }

        .calendar-info-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--brand);
            margin-bottom: 4px;
        }

        .calendar-info-desc {
            font-size: 12px;
            color: var(--ink-light);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 14px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(14,59,67,0.15);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 14px 18px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--brand);
            min-height: 48px;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition-base);
        }

        .faq-question:hover {
            background-color: rgba(14,59,67,0.03);
        }

        .faq-question:focus-visible {
            outline: 3px solid rgba(14,59,67,0.35);
            outline-offset: -2px;
            border-radius: 14px;
        }

        .faq-arrow {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(14,59,67,0.05);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            flex-shrink: 0;
            transition: transform var(--transition-spring);
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            background-color: rgba(224,129,43,0.1);
            color: var(--amber-dark);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring), padding var(--transition-spring);
            background-color: rgba(248,246,241,0.6);
            border-top: 0 solid var(--border);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            border-top-width: 1px;
        }

        .faq-answer-inner {
            padding: 14px 18px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--ink-light);
        }

        .subscribe-band {
            background-color: var(--brand);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            color: #FFFFFF;
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            align-items: center;
            box-shadow: var(--shadow-card);
        }

        @media (min-width: 1024px) {
            .subscribe-band {
                grid-template-columns: 1fr auto;
                gap: 32px;
                padding: 36px 40px;
            }
        }

        .subscribe-title {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.35;
            margin-bottom: 6px;
        }

        .subscribe-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.75);
            line-height: 1.6;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            width: 100%;
        }

        @media (min-width: 768px) {
            .subscribe-form {
                flex-wrap: nowrap;
                min-width: 360px;
            }
        }

        .subscribe-input {
            flex: 1;
            min-width: 0;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.25);
            background-color: rgba(255,255,255,0.92);
            padding: 0 16px;
            font-size: 14px;
            color: var(--ink);
            transition: all var(--transition-base);
        }

        .subscribe-input:focus {
            outline: none;
            border-color: var(--amber);
            box-shadow: 0 0 0 3px rgba(224,129,43,0.3);
        }

        .subscribe-form .btn-primary {
            height: 44px;
            padding: 0 22px;
            white-space: nowrap;
        }

        .cta-section {
            background-color: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-panel {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            border-radius: var(--radius-card);
            padding: 36px 28px;
            text-align: center;
            color: #FFFFFF;
            box-shadow: var(--shadow-lifted);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(224,129,43,0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-panel::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -30px;
            width: 140px;
            height: 140px;
            background: radial-gradient(circle, rgba(42,157,143,0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-title {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.35;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        @media (min-width: 768px) {
            .cta-title {
                font-size: 28px;
            }
        }

        .cta-desc {
            font-size: 14px;
            color: rgba(255,255,255,0.75);
            line-height: 1.65;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        .cta-btn-group .btn-primary {
            background-color: var(--amber);
            color: #FFFFFF;
        }

        .cta-btn-group .btn-secondary {
            border-color: rgba(255,255,255,0.5);
            color: #FFFFFF;
        }

        .cta-btn-group .btn-secondary:hover {
            background-color: rgba(255,255,255,0.1);
            border-color: #FFFFFF;
        }

        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255,255,255,0.85);
            padding-top: 48px;
            padding-bottom: 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.12);
        }

        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
                gap: 32px;
            }
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 700;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.65;
            color: rgba(255,255,255,0.65);
            max-width: 300px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }

        .footer-col-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-list a {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            transition: color var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col-list a:hover {
            color: var(--amber);
        }

        .footer-col-list a i {
            font-size: 10px;
            opacity: 0.5;
        }

        .footer-subscribe-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            line-height: 1.55;
            margin-bottom: 12px;
        }

        .footer-subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-subscribe-input {
            flex: 1;
            min-width: 0;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.2);
            background-color: rgba(255,255,255,0.92);
            padding: 0 14px;
            font-size: 13px;
            color: var(--ink);
            transition: all var(--transition-base);
        }

        .footer-subscribe-input:focus {
            outline: none;
            border-color: var(--amber);
            box-shadow: 0 0 0 3px rgba(224,129,43,0.25);
        }

        .footer-bottom {
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: center;
            text-align: center;
        }

        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                flex-wrap: wrap;
                text-align: left;
            }
        }

        .footer-copyright {
            font-size: 12px;
            color: rgba(255,255,255,0.5);
            letter-spacing: 0.02em;
        }

        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-bottom-links a {
            font-size: 12px;
            color: rgba(255,255,255,0.65);
            transition: color var(--transition-base);
        }

        .footer-bottom-links a:hover {
            color: var(--amber);
        }

        @media (max-width: 639px) {
            .hero-section {
                min-height: 62vh;
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .hero-title {
                font-size: 27px;
            }
            .hero-card {
                min-height: auto;
                padding: 18px;
            }
            .stats-band-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .steps-timeline {
                grid-template-columns: 1fr;
            }
            .step-item::before {
                top: -12px;
                left: 50%;
                transform: translateX(-50%);
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .data-trend-grid {
                grid-template-columns: 1fr;
            }
            .audience-tag-card {
                min-width: 160px;
                max-width: 200px;
            }
        }

        @media (min-width: 640px) and (max-width: 767px) {
            .chapter-tabs {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .audience-tag-card {
                min-width: 180px;
                max-width: 220px;
            }
        }

        @media (min-width: 1024px) and (max-width: 1279px) {
            .hero-title {
                font-size: 36px;
            }
        }

        .fade-in-section {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity 0.7s cubic-bezier(0.32, 0.72, 0.24, 1), transform 0.7s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        .fade-in-section.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            .fade-in-section {
                opacity: 1;
                transform: none;
                transition: none;
            }
            * {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

        .skip-to-content {
            position: absolute;
            top: -100px;
            left: 20px;
            background: var(--brand);
            color: #FFFFFF;
            padding: 10px 18px;
            border-radius: 8px;
            z-index: 100;
            font-size: 13px;
            transition: top 0.3s ease;
        }

        .skip-to-content:focus {
            top: 12px;
        }

/* roulang page: category3 */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.08);
            --shadow-lifted: 0 16px 32px rgba(14, 59, 67, 0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }
        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }
        a:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }
        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        section {
            padding-top: 48px;
            padding-bottom: 48px;
            position: relative;
        }
        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }
        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }
        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }
        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .topbar-link {
            color: rgba(255, 255, 255, 0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }
        .topbar-link:hover {
            color: #FFFFFF;
        }
        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }
        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255, 255, 255, 0.25);
            flex-shrink: 0;
        }
        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
        }
        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
        }
        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }
        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
        }
        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            transition: width var(--transition-base);
        }
        .nav-menu-desktop a:hover {
            color: var(--brand);
        }
        .nav-menu-desktop a:hover::after {
            width: 100%;
        }
        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }
        .nav-menu-desktop a.active::after {
            width: 100%;
        }
        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }
        .login-btn {
            display: none;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand);
            background: transparent;
            border: 1px solid var(--brand);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .login-btn:hover {
            background-color: rgba(14, 59, 67, 0.06);
        }
        .hamburger {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border: none;
            background: transparent;
            color: var(--brand);
            font-size: 20px;
            cursor: pointer;
            border-radius: 8px;
            transition: background-color var(--transition-base);
        }
        .hamburger:hover {
            background-color: rgba(14, 59, 67, 0.06);
        }
        .mobile-menu-drawer {
            display: none;
            position: fixed;
            top: 100px;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--warm);
            z-index: 45;
            padding: 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }
        .mobile-menu-drawer.open {
            display: flex;
        }
        .mobile-menu-drawer a {
            font-size: 16px;
            font-weight: 500;
            color: var(--ink);
            padding: 14px 16px;
            border-radius: 12px;
            transition: all var(--transition-base);
        }
        .mobile-menu-drawer a:hover {
            background-color: rgba(14, 59, 67, 0.05);
            color: var(--brand);
        }
        .mobile-menu-drawer a.active {
            background-color: var(--brand);
            color: #FFFFFF;
            font-weight: 600;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--ink-muted);
            padding: 16px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--ink-light);
            transition: color var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--brand);
        }
        .breadcrumb .separator {
            color: var(--border);
        }
        .breadcrumb .current {
            color: var(--brand);
            font-weight: 600;
        }
        .page-header-strip {
            padding: 24px 0 8px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 32px;
        }
        .page-header-strip h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .page-header-strip .subtitle {
            font-size: 15px;
            color: var(--ink-light);
            margin-top: 6px;
            line-height: 1.6;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 0 20px;
            height: 44px;
            min-height: 44px;
            cursor: pointer;
            transition: all var(--transition-base);
            border: none;
        }
        .btn-primary {
            background-color: var(--amber);
            color: #FFFFFF;
            box-shadow: 0 2px 8px rgba(224, 129, 43, 0.25);
        }
        .btn-primary:hover {
            background-color: var(--amber-dark);
            box-shadow: 0 4px 14px rgba(224, 129, 43, 0.35);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(224, 129, 43, 0.2);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
        }
        .btn-secondary:hover {
            background-color: rgba(14, 59, 67, 0.06);
        }
        .btn-text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--amber);
            background: none;
            border: none;
            padding: 0;
            cursor: pointer;
            transition: color var(--transition-base);
        }
        .btn-text-link:hover {
            color: var(--amber-dark);
        }
        .btn-text-link i {
            font-size: 12px;
            transition: transform var(--transition-base);
        }
        .btn-text-link:hover i {
            transform: translateX(3px);
        }
        .card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition-spring), transform var(--transition-spring);
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background-color: #EDE9E0;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-body {
            padding: 20px 24px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .card-summary {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-tag);
            padding: 4px 12px;
            line-height: 1.4;
        }
        .badge-brand {
            background-color: rgba(14, 59, 67, 0.08);
            color: var(--brand);
            border: 1px solid rgba(14, 59, 67, 0.15);
        }
        .badge-amber {
            background-color: rgba(224, 129, 43, 0.1);
            color: var(--amber-dark);
            border: 1px solid rgba(224, 129, 43, 0.2);
        }
        .badge-teal {
            background-color: rgba(42, 157, 143, 0.1);
            color: var(--teal);
            border: 1px solid rgba(42, 157, 143, 0.2);
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 500;
            color: var(--ink-light);
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-tag);
            padding: 6px 14px;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .tag-chip:hover {
            color: var(--brand);
            border-color: var(--brand);
            background-color: rgba(14, 59, 67, 0.04);
        }
        .news-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            transition: background-color var(--transition-base);
            border-radius: 8px;
        }
        .news-list-item:hover {
            background-color: rgba(14, 59, 67, 0.03);
        }
        .news-list-thumb {
            flex-shrink: 0;
            width: 160px;
            height: 100px;
            border-radius: 10px;
            overflow: hidden;
            background-color: #EDE9E0;
        }
        .news-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-list-content {
            flex: 1;
            min-width: 0;
        }
        .news-list-date {
            font-size: 12px;
            color: var(--ink-muted);
            font-family: var(--font-mono);
            margin-bottom: 4px;
        }
        .news-list-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 6px;
        }
        .news-list-summary {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 12px;
            background-color: var(--card-bg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(14, 59, 67, 0.25);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            cursor: pointer;
            transition: background-color var(--transition-base);
            border: none;
            background: transparent;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            background-color: rgba(14, 59, 67, 0.03);
        }
        .faq-question .fa-chevron-down {
            font-size: 12px;
            color: var(--ink-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            display: none;
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .cta-section {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            border-radius: 20px;
            padding: 48px 40px;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background-color: rgba(224, 129, 43, 0.15);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            right: 40px;
            bottom: -80px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background-color: rgba(42, 157, 143, 0.15);
        }
        .cta-section h2 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            position: relative;
            z-index: 1;
            max-width: 600px;
        }
        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: linear-gradient(135deg, var(--amber) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 700;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }
        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col-list li {
            margin-bottom: 10px;
        }
        .footer-col-list a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-base);
        }
        .footer-col-list a:hover {
            color: var(--amber);
        }
        .footer-col-list a i {
            font-size: 10px;
            opacity: 0.7;
        }
        .footer-subscribe-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-subscribe-input {
            flex: 1;
            min-width: 180px;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            padding: 0 14px;
            font-size: 13px;
            transition: all var(--transition-base);
        }
        .footer-subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-subscribe-input:focus {
            border-color: var(--amber);
            outline: none;
            box-shadow: 0 0 0 3px rgba(224, 129, 43, 0.2);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-base);
        }
        .footer-bottom-links a:hover {
            color: var(--amber);
        }
        .section-title-block {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .section-title-block h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
        }
        .section-title-block .section-sub {
            font-size: 14px;
            color: var(--ink-muted);
            line-height: 1.5;
        }
        .headline-card {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            background-color: var(--card-bg);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-spring);
        }
        .headline-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .headline-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: #EDE9E0;
        }
        .headline-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }
        .headline-card:hover .headline-img img {
            transform: scale(1.04);
        }
        .headline-body {
            padding: 24px;
        }
        .headline-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .headline-summary {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .grid-news {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .policy-entry {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-base);
        }
        .policy-entry:hover {
            border-color: var(--brand);
            box-shadow: var(--shadow-hover);
        }
        .policy-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background-color: rgba(14, 59, 67, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            font-size: 20px;
            flex-shrink: 0;
        }
        .section-bg-white {
            background-color: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        @media (min-width: 640px) {
            .container-site {
                padding-left: 28px;
                padding-right: 28px;
            }
            section {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .grid-news {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .login-btn {
                display: inline-flex;
            }
            .hamburger {
                display: none;
            }
        }
        @media (min-width: 768px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
            section {
                padding-top: 64px;
                padding-bottom: 64px;
            }
            .headline-card {
                grid-template-columns: 1.2fr 1fr;
                align-items: center;
            }
            .grid-3 {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
            }
        }
        @media (min-width: 1024px) {
            .container-site {
                padding-left: 36px;
                padding-right: 36px;
            }
            .nav-menu-desktop {
                display: flex;
            }
            .nav-cta-mobile {
                margin-left: 0;
            }
            .hamburger {
                display: none;
            }
            section {
                padding-top: 72px;
                padding-bottom: 72px;
            }
            .grid-news {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-list-thumb {
                width: 180px;
                height: 112px;
            }
        }
        @media (min-width: 1280px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
        }
        @media (max-width: 639px) {
            .topbar-left .topbar-link:nth-child(3) {
                display: none;
            }
            .topbar-right .topbar-link:first-child {
                display: none;
            }
            .page-header-strip h1 {
                font-size: 24px;
            }
            .news-list-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-list-thumb {
                width: 100%;
                height: 160px;
            }
            .section-title-block h2 {
                font-size: 20px;
            }
            .cta-section {
                padding: 32px 24px;
            }
            .cta-section h2 {
                font-size: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0,0,0,0.04);
            --shadow-hover: 0 8px 20px rgba(0,0,0,0.08);
            --shadow-lifted: 0 16px 32px rgba(14,59,67,0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }

        a:focus-visible {
            outline: 3px solid rgba(14,59,67,0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14,59,67,0.45);
            outline-offset: 2px;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1280px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        section {
            padding-top: 56px;
            padding-bottom: 56px;
            position: relative;
        }

        @media (min-width: 768px) {
            section {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }

        @media (min-width: 1024px) {
            section {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }

        /* Topbar */
        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255,255,255,0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .topbar-link {
            color: rgba(255,255,255,0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
            cursor: pointer;
        }

        .topbar-link:hover {
            color: #FFFFFF;
        }

        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }

        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255,255,255,0.25);
            flex-shrink: 0;
        }

        /* Navbar */
        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255,255,255,0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0,0,0,0.02);
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }

        @media (min-width: 768px) {
            .nav-menu-desktop {
                display: flex;
            }
        }

        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-base);
            white-space: nowrap;
        }

        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            transition: width var(--transition-base);
            border-radius: 2px;
        }

        .nav-menu-desktop a:hover {
            color: var(--brand);
        }

        .nav-menu-desktop a:hover::after {
            width: 100%;
        }

        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }

        .nav-menu-desktop a.active::after {
            width: 100%;
        }

        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .login-btn {
            background-color: var(--brand);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color var(--transition-base), transform var(--transition-base);
            white-space: nowrap;
        }

        .login-btn:hover {
            background-color: var(--brand-dark);
        }

        .login-btn:active {
            transform: scale(0.96);
        }

        .hamburger {
            background: none;
            border: none;
            font-size: 22px;
            color: var(--brand);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: background-color var(--transition-base);
        }

        .hamburger:hover {
            background-color: rgba(14,59,67,0.06);
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--border);
            padding: 16px 20px;
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer a {
            display: block;
            padding: 12px 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink-light);
            border-bottom: 1px solid #f2f0eb;
            transition: color var(--transition-base), background-color var(--transition-base);
            border-radius: 6px;
        }

        .mobile-drawer a:last-child {
            border-bottom: none;
        }

        .mobile-drawer a:hover {
            color: var(--brand);
            background-color: rgba(14,59,67,0.04);
        }

        .mobile-drawer a.active {
            color: var(--brand);
            font-weight: 700;
        }

        @media (min-width: 768px) {
            .nav-cta-mobile .hamburger {
                display: none;
            }
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background-color: #fff;
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
            font-size: 13px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            color: var(--ink-muted);
        }

        .breadcrumb a {
            color: var(--ink-light);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--brand);
        }

        .breadcrumb .sep {
            color: var(--border);
            font-size: 10px;
        }

        .breadcrumb .current {
            color: var(--brand);
            font-weight: 600;
        }

        /* Page header */
        .page-header {
            background: linear-gradient(135deg, #f0f4f3 0%, #faf9f5 100%);
            border-bottom: 1px solid var(--border);
            padding: 36px 0 28px;
        }

        .page-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .page-header .subtitle {
            font-size: 15px;
            color: var(--ink-light);
            max-width: 760px;
            line-height: 1.7;
        }

        @media (min-width: 768px) {
            .page-header h1 {
                font-size: 38px;
            }
            .page-header .subtitle {
                font-size: 16px;
            }
        }

        /* Trend chart section */
        .trend-chart-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            align-items: start;
        }

        @media (min-width: 1024px) {
            .trend-chart-grid {
                grid-template-columns: 2fr 1fr;
                gap: 24px;
            }
        }

        .chart-panel {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: box-shadow var(--transition-spring), transform var(--transition-spring);
        }

        .chart-panel:hover {
            box-shadow: var(--shadow-hover);
        }

        .chart-panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .chart-panel-header h2 {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
        }

        .chart-panel-header .chart-tag {
            background: rgba(42,157,143,0.12);
            color: var(--teal);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            white-space: nowrap;
        }

        .chart-image-wrapper {
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 16px;
            position: relative;
            aspect-ratio: 16/9;
            background-color: #f5f2ec;
        }

        .chart-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }

        .chart-image-wrapper:hover img {
            transform: scale(1.02);
        }

        .chart-legend {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--ink-light);
        }

        .chart-legend span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .legend-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
        }

        .legend-dot.teal {
            background-color: var(--teal);
        }
        .legend-dot.amber {
            background-color: var(--amber);
        }
        .legend-dot.brand {
            background-color: var(--brand);
        }

        /* Indicator cards */
        .indicator-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        @media (min-width: 640px) {
            .indicator-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        .indicator-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 18px 16px;
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .indicator-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .indicator-card .label {
            font-size: 12px;
            color: var(--ink-muted);
            margin-bottom: 4px;
        }

        .indicator-card .value {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.2;
        }

        .indicator-card .value.amber-text {
            color: var(--amber);
        }

        .indicator-card .value.teal-text {
            color: var(--teal);
        }

        .indicator-card .trend-note {
            font-size: 12px;
            color: var(--ink-muted);
            margin-top: 4px;
        }

        /* Analysis method */
        .method-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .method-list {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        .method-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px;
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }

        .method-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(14,59,67,0.18);
        }

        .method-item .method-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(14,59,67,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            color: var(--brand);
            font-size: 18px;
        }

        .method-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .method-item p {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
        }

        /* Hot trend cards */
        .trend-card-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 640px) {
            .trend-card-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .trend-card-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 20px;
            }
        }

        .trend-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: box-shadow var(--transition-spring), transform var(--transition-spring), border-color var(--transition-base);
        }

        .trend-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(14,59,67,0.18);
        }

        .trend-card .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: #f0ede6;
            position: relative;
        }

        .trend-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }

        .trend-card:hover .card-img img {
            transform: scale(1.04);
        }

        .trend-card .card-body {
            padding: 18px 20px 20px;
        }

        .trend-card .card-tag {
            display: inline-block;
            background: rgba(42,157,143,0.12);
            color: var(--teal);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            margin-bottom: 10px;
        }

        .trend-card .card-tag.amber-tag {
            background: rgba(224,129,43,0.12);
            color: var(--amber-dark);
        }

        .trend-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .trend-card p {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
        }

        /* News list */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: flex;
            flex-direction: column;
            gap: 14px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: background-color var(--transition-base);
        }

        .news-item:first-child {
            padding-top: 0;
        }

        .news-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .news-item:hover {
            background-color: rgba(255,255,255,0.6);
        }

        @media (min-width: 640px) {
            .news-item {
                flex-direction: row;
                align-items: center;
                gap: 18px;
            }
        }

        .news-item .news-thumb {
            flex-shrink: 0;
            width: 100%;
            aspect-ratio: 16/9;
            border-radius: 10px;
            overflow: hidden;
            background-color: #f0ede6;
        }

        @media (min-width: 640px) {
            .news-item .news-thumb {
                width: 160px;
                aspect-ratio: 4/3;
            }
        }

        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }

        .news-item:hover .news-thumb img {
            transform: scale(1.04);
        }

        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }

        .news-item .news-date {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--ink-muted);
            margin-bottom: 4px;
        }

        .news-item .news-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .news-item .news-summary {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            cursor: pointer;
            transition: color var(--transition-base), gap var(--transition-base);
        }

        .news-item .read-more:hover {
            color: var(--amber);
            gap: 8px;
        }

        /* Data update notice */
        .update-notice {
            background: linear-gradient(135deg, #fff8f0 0%, #fffdf8 100%);
            border: 1px solid rgba(224,129,43,0.25);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        @media (min-width: 768px) {
            .update-notice {
                flex-direction: row;
                align-items: center;
                gap: 20px;
                padding: 28px 32px;
            }
        }

        .update-notice .notice-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(224,129,43,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--amber-dark);
            font-size: 22px;
            flex-shrink: 0;
        }

        .update-notice .notice-text {
            flex: 1;
        }

        .update-notice .notice-text h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 4px;
        }

        .update-notice .notice-text p {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            border-radius: var(--radius-card);
            padding: 36px 24px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        @media (min-width: 768px) {
            .subscribe-cta {
                padding: 48px 40px;
            }
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255,255,255,0.04);
            pointer-events: none;
        }

        .subscribe-cta::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255,255,255,0.03);
            pointer-events: none;
        }

        .subscribe-cta h2 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.3;
            position: relative;
            z-index: 1;
        }

        @media (min-width: 768px) {
            .subscribe-cta h2 {
                font-size: 28px;
            }
        }

        .subscribe-cta p {
            font-size: 14px;
            color: rgba(255,255,255,0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        @media (min-width: 640px) {
            .subscribe-form {
                flex-direction: row;
                gap: 12px;
            }
        }

        .subscribe-form input {
            flex: 1;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.12);
            padding: 0 16px;
            font-size: 14px;
            color: #fff;
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .subscribe-form input::placeholder {
            color: rgba(255,255,255,0.6);
        }

        .subscribe-form input:focus {
            border-color: var(--amber);
            box-shadow: 0 0 0 3px rgba(224,129,43,0.35);
        }

        .subscribe-form .btn-subscribe {
            height: 44px;
            padding: 0 20px;
            border-radius: var(--radius-input);
            border: none;
            background: var(--amber);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            transition: background-color var(--transition-base), transform var(--transition-base);
            white-space: nowrap;
            min-height: 44px;
        }

        .subscribe-form .btn-subscribe:hover {
            background: var(--amber-dark);
        }

        .subscribe-form .btn-subscribe:active {
            transform: scale(0.96);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 16px 0;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition-base);
            line-height: 1.5;
        }

        .faq-question:hover {
            color: var(--brand);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(14,59,67,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--brand);
            transition: transform var(--transition-spring), background-color var(--transition-base), color var(--transition-base);
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            background: var(--brand);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring), padding-bottom var(--transition-spring);
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }

        /* Footer */
        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255,255,255,0.8);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1.5fr;
                gap: 40px;
            }
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-logo-icon {
            width: 30px;
            height: 30px;
            border-radius: 7px;
            background: linear-gradient(135deg, var(--teal) 0%, var(--brand) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255,255,255,0.6);
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col-list li {
            margin-bottom: 10px;
        }

        .footer-col-list a {
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-base);
        }

        .footer-col-list a:hover {
            color: var(--amber);
        }

        .footer-col-list i {
            font-size: 10px;
            opacity: 0.7;
        }

        .footer-subscribe-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 14px;
            line-height: 1.6;
        }

        .footer-subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-subscribe-input {
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.25);
            background: rgba(255,255,255,0.08);
            padding: 0 16px;
            font-size: 13px;
            color: #fff;
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            min-height: 44px;
        }

        .footer-subscribe-input::placeholder {
            color: rgba(255,255,255,0.5);
        }

        .footer-subscribe-input:focus {
            border-color: var(--amber);
            box-shadow: 0 0 0 3px rgba(224,129,43,0.3);
        }

        .btn-primary {
            height: 44px;
            min-height: 44px;
            border-radius: var(--radius-btn);
            border: none;
            background: var(--amber);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            padding: 0 16px;
            transition: background-color var(--transition-base), transform var(--transition-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }

        .btn-primary:hover {
            background: var(--amber-dark);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding: 18px 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: rgba(255,255,255,0.5);
        }

        @media (min-width: 640px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
                gap: 0;
            }
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.65);
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--amber);
        }

        /* Section title styles */
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 28px;
            }
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--ink-muted);
            margin-bottom: 28px;
            line-height: 1.6;
        }

        /* Buttons */
        .btn-outline {
            height: 44px;
            min-height: 44px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--brand);
            background: transparent;
            color: var(--brand);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            padding: 0 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .btn-outline:hover {
            background: rgba(14,59,67,0.06);
            border-color: var(--brand-dark);
        }

        .btn-outline:active {
            transform: scale(0.96);
        }

        /* Responsive tweaks */
        @media (max-width: 640px) {
            .topbar-left .topbar-link:nth-child(3) {
                display: none;
            }
            .topbar-right .topbar-link:first-child {
                font-size: 11px;
            }
            .page-header h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 20px;
            }
            .indicator-card .value {
                font-size: 22px;
            }
            .subscribe-cta h2 {
                font-size: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.08);
            --shadow-lifted: 0 16px 32px rgba(14, 59, 67, 0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
            margin: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }

        a:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 640px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        section {
            padding-top: 48px;
            padding-bottom: 48px;
            position: relative;
        }

        @media (min-width: 768px) {
            section {
                padding-top: 64px;
                padding-bottom: 64px;
            }
        }

        @media (min-width: 1024px) {
            section {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }

        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .topbar-link {
            color: rgba(255, 255, 255, 0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }

        .topbar-link:hover {
            color: #FFFFFF;
        }

        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }

        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255, 255, 255, 0.25);
            flex-shrink: 0;
        }

        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }

        @media (min-width: 1024px) {
            .nav-menu-desktop {
                display: flex;
            }
        }

        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-base);
        }

        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            transition: width var(--transition-base);
        }

        .nav-menu-desktop a:hover {
            color: var(--brand);
        }

        .nav-menu-desktop a:hover::after {
            width: 100%;
        }

        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }

        .nav-menu-desktop a.active::after {
            width: 100%;
        }

        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }

        @media (min-width: 1024px) {
            .nav-cta-mobile {
                display: none;
            }
        }

        .login-btn {
            background-color: var(--brand);
            color: #FFFFFF;
            font-size: 13px;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: background-color var(--transition-base);
        }

        .login-btn:hover {
            background-color: var(--brand-dark);
        }

        .login-btn:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .hamburger {
            background: none;
            border: 1px solid var(--border);
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--brand);
            font-size: 18px;
            transition: background-color var(--transition-base), border-color var(--transition-base);
        }

        .hamburger:hover {
            background-color: rgba(14, 59, 67, 0.06);
            border-color: var(--brand);
        }

        .mobile-menu {
            display: none;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink-light);
            border-left: 3px solid transparent;
            transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .mobile-menu a:hover {
            background-color: var(--warm);
            color: var(--brand);
            border-left-color: var(--amber);
        }

        .mobile-menu a.active {
            color: var(--brand);
            font-weight: 700;
            border-left-color: var(--amber);
            background-color: rgba(14, 59, 67, 0.04);
        }

        .breadcrumb-bar {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
            font-size: 13px;
        }

        .breadcrumb-bar a {
            color: var(--ink-muted);
            transition: color var(--transition-base);
        }

        .breadcrumb-bar a:hover {
            color: var(--brand);
        }

        .breadcrumb-bar .separator {
            color: var(--ink-muted);
            margin: 0 8px;
        }

        .breadcrumb-bar .current {
            color: var(--brand);
            font-weight: 600;
        }

        .page-heading {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            color: #FFFFFF;
            padding: 32px 0;
            border-bottom: 1px solid var(--border);
        }

        .page-heading h1 {
            font-size: 28px;
            font-weight: 700;
            margin: 0;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        @media (min-width: 768px) {
            .page-heading h1 {
                font-size: 32px;
            }
        }

        @media (min-width: 1024px) {
            .page-heading h1 {
                font-size: 36px;
            }
        }

        .page-heading p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin: 8px 0 0;
            max-width: 640px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 15px;
            line-height: 1.5;
            cursor: pointer;
            border: none;
            transition: background-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
            min-height: 44px;
        }

        .btn-primary {
            background-color: var(--amber);
            color: #FFFFFF;
        }

        .btn-primary:hover {
            background-color: var(--amber-dark);
            box-shadow: 0 4px 12px rgba(224, 129, 43, 0.3);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(224, 129, 43, 0.25);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
        }

        .btn-secondary:hover {
            background-color: rgba(14, 59, 67, 0.08);
        }

        .btn-secondary:active {
            background-color: rgba(14, 59, 67, 0.12);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-spring), transform var(--transition-spring), border-color var(--transition-spring);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(14, 59, 67, 0.15);
        }

        .card-body {
            padding: 20px 24px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
            margin: 0 0 8px;
        }

        .card-desc {
            font-size: 14px;
            line-height: 1.6;
            color: var(--ink-light);
            margin: 0;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background-color: rgba(14, 59, 67, 0.06);
            color: var(--brand);
            border: 1px solid rgba(14, 59, 67, 0.15);
            white-space: nowrap;
        }

        .tag-amber {
            background-color: rgba(224, 129, 43, 0.12);
            color: var(--amber-dark);
            border-color: rgba(224, 129, 43, 0.25);
        }

        .tag-teal {
            background-color: rgba(42, 157, 143, 0.12);
            color: var(--teal);
            border-color: rgba(42, 157, 143, 0.25);
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .filter-btn {
            background-color: #FFFFFF;
            border: 1px solid var(--border);
            color: var(--ink-light);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .filter-btn:hover {
            background-color: rgba(14, 59, 67, 0.06);
            color: var(--brand);
            border-color: var(--brand);
        }

        .filter-btn:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .filter-btn.active {
            background-color: var(--brand);
            color: #FFFFFF;
            border-color: var(--brand);
            font-weight: 600;
        }

        .table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            background-color: #FFFFFF;
            box-shadow: var(--shadow-card);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 720px;
        }

        .data-table thead th {
            background-color: var(--brand);
            color: #FFFFFF;
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            font-size: 13px;
            letter-spacing: 0.01em;
            white-space: nowrap;
            position: sticky;
            top: 0;
            z-index: 2;
        }

        .data-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid #F0ECE5;
            color: var(--ink-light);
            vertical-align: middle;
        }

        .data-table tbody tr {
            transition: background-color var(--transition-base);
        }

        .data-table tbody tr:hover {
            background-color: rgba(42, 157, 143, 0.06);
        }

        .data-table tbody tr:last-child td {
            border-bottom: none;
        }

        .data-table .num-cell {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--ink);
            letter-spacing: 0.04em;
        }

        .num-ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            font-size: 13px;
            font-weight: 700;
            font-family: var(--font-mono);
            margin-right: 4px;
        }

        .num-ball.red {
            background-color: #E05A5A;
            color: #FFFFFF;
        }

        .num-ball.blue {
            background-color: #3B82C4;
            color: #FFFFFF;
        }

        .num-ball.green {
            background-color: var(--teal);
            color: #FFFFFF;
        }

        .num-ball.orange {
            background-color: var(--amber);
            color: #FFFFFF;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: 12px;
            background-color: #FFFFFF;
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            line-height: 1.5;
            transition: color var(--transition-base), background-color var(--transition-base);
        }

        .faq-question:hover {
            color: var(--brand);
            background-color: rgba(14, 59, 67, 0.03);
        }

        .faq-question:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
            border-radius: 12px;
        }

        .faq-arrow {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--ink-muted);
            transition: transform var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .faq-question:hover .faq-arrow {
            color: var(--brand);
            border-color: var(--brand);
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--amber);
            border-color: var(--amber);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring);
        }

        .faq-item.open .faq-answer {
            max-height: 360px;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--ink-light);
            border-top: 1px solid #F0ECE5;
            padding-top: 14px;
        }

        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 6px;
        }

        .calendar-day {
            background-color: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 8px;
            text-align: center;
            font-size: 13px;
            font-weight: 500;
            color: var(--ink-light);
            transition: background-color var(--transition-base), border-color var(--transition-base);
        }

        .calendar-day.highlight {
            background-color: rgba(224, 129, 43, 0.12);
            border-color: var(--amber);
            color: var(--amber-dark);
            font-weight: 700;
        }

        .calendar-day:hover {
            background-color: rgba(14, 59, 67, 0.06);
            border-color: var(--brand);
        }

        .calendar-day-label {
            font-size: 11px;
            color: var(--ink-muted);
            margin-bottom: 2px;
        }

        .hot-lottery-card {
            padding: 16px;
            border-radius: 12px;
            background-color: #FFFFFF;
            border: 1px solid var(--border);
            text-align: center;
            transition: box-shadow var(--transition-base), transform var(--transition-base);
            cursor: pointer;
        }

        .hot-lottery-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .hot-lottery-card .icon-circle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            margin: 0 auto 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
        }

        .hot-lottery-card .name {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 4px;
        }

        .hot-lottery-card .time {
            font-size: 12px;
            color: var(--ink-muted);
        }

        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 32px;
            margin-top: 0;
        }

        @media (min-width: 768px) {
            .footer-section {
                padding: 64px 0 40px;
            }
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1.5fr;
            }
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
        }

        .footer-logo-icon {
            width: 30px;
            height: 30px;
            border-radius: 7px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

        .footer-col-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col-list li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-base);
        }

        .footer-col-list li a i {
            font-size: 10px;
            opacity: 0.6;
        }

        .footer-col-list li a:hover {
            color: var(--amber);
        }

        .footer-subscribe-desc {
            font-size: 14px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 14px;
        }

        .footer-subscribe-form {
            display: flex;
            gap: 8px;
        }

        .footer-subscribe-input {
            flex: 1;
            background-color: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #FFFFFF;
            padding: 10px 14px;
            border-radius: var(--radius-input);
            font-size: 14px;
            transition: border-color var(--transition-base), background-color var(--transition-base);
            min-height: 44px;
            box-sizing: border-box;
        }

        .footer-subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-subscribe-input:focus {
            border-color: var(--amber);
            background-color: rgba(255, 255, 255, 0.16);
            outline: none;
        }

        .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--amber);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 12px;
        }

/* roulang page: category6 */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.08);
            --shadow-lifted: 0 16px 32px rgba(14, 59, 67, 0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }
        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
            margin: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }
        a:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }
        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        section {
            padding-top: 56px;
            padding-bottom: 56px;
            position: relative;
        }
        @media (min-width: 768px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
            section {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }
        @media (min-width: 1024px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
            section {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }
        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }
        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }
        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }
        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .topbar-link {
            color: rgba(255, 255, 255, 0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }
        .topbar-link:hover {
            color: #FFFFFF;
        }
        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }
        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255, 255, 255, 0.25);
            flex-shrink: 0;
        }
        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
        }
        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
            transition: opacity var(--transition-base);
        }
        .nav-logo:hover {
            opacity: 0.85;
        }
        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }
        @media (min-width: 1024px) {
            .nav-menu-desktop {
                display: flex;
            }
        }
        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-base);
        }
        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            transition: width var(--transition-base);
        }
        .nav-menu-desktop a:hover {
            color: var(--brand);
        }
        .nav-menu-desktop a:hover::after {
            width: 100%;
        }
        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }
        .nav-menu-desktop a.active::after {
            width: 100%;
        }
        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }
        .login-btn {
            display: inline-flex;
            align-items: center;
            height: 36px;
            padding: 0 16px;
            border-radius: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand);
            background-color: transparent;
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .login-btn:hover {
            border-color: var(--brand);
            background-color: rgba(14, 59, 67, 0.06);
        }
        .login-btn:active {
            transform: translateY(1px);
        }
        .hamburger {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background-color: transparent;
            color: var(--brand);
            font-size: 18px;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .hamburger:hover {
            background-color: rgba(14, 59, 67, 0.06);
            border-color: var(--brand);
        }
        .hamburger:active {
            transform: scale(0.96);
        }
        .mobile-menu {
            display: none;
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu-inner {
            display: flex;
            flex-direction: column;
        }
        .mobile-menu a {
            display: flex;
            align-items: center;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            border-left: 3px solid transparent;
            transition: all var(--transition-base);
        }
        .mobile-menu a:hover {
            background-color: var(--warm);
            color: var(--brand);
            border-left-color: var(--brand);
        }
        .mobile-menu a.active {
            color: var(--brand);
            font-weight: 700;
            border-left-color: var(--brand);
            background-color: rgba(14, 59, 67, 0.04);
        }
        .breadcrumb-section {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding-top: 16px;
            padding-bottom: 16px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--ink-light);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--ink-light);
            transition: color var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--brand);
        }
        .breadcrumb .current {
            color: var(--brand);
            font-weight: 600;
        }
        .page-heading-section {
            background-color: #FFFFFF;
            padding-top: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border);
        }
        .page-heading-section .container-site {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .page-heading-left {
            max-width: 700px;
        }
        .page-heading-left h1 {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
            margin: 0 0 8px 0;
        }
        .page-heading-left .subtitle {
            font-size: 15px;
            color: var(--ink-light);
            line-height: 1.7;
            margin: 0;
        }
        .page-heading-right {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .page-heading-section .container-site {
                flex-direction: column;
                align-items: stretch;
            }
            .page-heading-right {
                flex-direction: column;
            }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 20px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            border: none;
            gap: 8px;
            white-space: nowrap;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-primary {
            background-color: var(--amber);
            color: #FFFFFF;
        }
        .btn-primary:hover {
            background-color: var(--amber-dark);
            box-shadow: var(--shadow-hover);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(224, 129, 43, 0.4);
            outline-offset: 2px;
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
        }
        .btn-secondary:hover {
            background-color: rgba(14, 59, 67, 0.08);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.35);
            outline-offset: 2px;
        }
        .score-card-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        @media (min-width: 640px) {
            .score-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .score-card-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .score-card {
            background-color: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-spring);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .score-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .score-card .card-tag {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 600;
            background-color: rgba(14, 59, 67, 0.08);
            color: var(--brand);
        }
        .score-card .score-value {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .score-card .score-value .unit {
            font-size: 14px;
            font-weight: 400;
            color: var(--ink-muted);
            letter-spacing: 0;
        }
        .score-card .card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin: 0;
        }
        .score-card .card-desc {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
            margin: 0;
        }
        .reference-panel {
            background-color: #FFFFFF;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
        }
        .reference-panel-img {
            flex: 0 0 240px;
            max-width: 240px;
            border-radius: 12px;
            overflow: hidden;
        }
        .reference-panel-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 1/1;
            border-radius: 12px;
        }
        .reference-panel-content {
            flex: 1;
            min-width: 260px;
        }
        .reference-panel-content h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand);
            margin: 0 0 12px 0;
            line-height: 1.35;
        }
        .reference-panel-content p {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.8;
            margin: 0 0 8px 0;
        }
        .reference-list {
            list-style: none;
            margin: 16px 0 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .reference-list li {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-light);
            background-color: var(--warm);
            border: 1px solid var(--border);
            padding: 6px 14px;
            border-radius: var(--radius-tag);
        }
        .reference-list li i {
            color: var(--teal);
            font-size: 12px;
        }
        .stat-strip {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }
        @media (min-width: 640px) {
            .stat-strip {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .stat-strip {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .stat-item {
            background-color: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .stat-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .stat-item .stat-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: var(--ink-light);
            margin-top: 6px;
            font-weight: 500;
        }
        .risk-card {
            background-color: #FFFBF5;
            border: 1px solid #F0E2CE;
            border-radius: var(--radius-card);
            padding: 28px 24px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .risk-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background-color: rgba(224, 129, 43, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--amber-dark);
            font-size: 20px;
        }
        .risk-content h2 {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 8px 0;
        }
        .risk-content p {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.8;
            margin: 0 0 6px 0;
        }
        .risk-content p:last-child {
            margin-bottom: 0;
        }
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .article-row {
            display: flex;
            gap: 16px;
            align-items: center;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: background-color var(--transition-base);
            border-radius: 8px;
            padding-left: 8px;
            padding-right: 8px;
        }
        .article-row:hover {
            background-color: rgba(255, 255, 255, 0.7);
        }
        .article-row:last-child {
            border-bottom: none;
        }
        .article-thumb {
            flex: 0 0 72px;
            width: 72px;
            height: 56px;
            border-radius: 8px;
            overflow: hidden;
            background-color: var(--warm);
            flex-shrink: 0;
        }
        .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-info {
            flex: 1;
            min-width: 0;
        }
        .article-date {
            font-size: 12px;
            color: var(--ink-muted);
            font-family: var(--font-mono);
        }
        .article-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            margin: 2px 0 4px;
            line-height: 1.45;
        }
        .article-excerpt {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-readmore {
            flex-shrink: 0;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }
        .article-readmore:hover {
            color: var(--amber-dark);
        }
        .article-readmore i {
            font-size: 11px;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background-color: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            transition: all var(--transition-base);
        }
        .faq-question:hover {
            background-color: rgba(14, 59, 67, 0.04);
            color: var(--brand);
        }
        .faq-question:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.35);
            outline-offset: -2px;
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--ink-muted);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--brand);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring), padding var(--transition-spring);
            padding: 0 20px;
            background-color: rgba(248, 246, 241, 0.6);
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 16px 20px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
            margin: 0;
        }
        .cta-band {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
            box-shadow: var(--shadow-lifted);
        }
        .cta-band-text {
            flex: 1;
            min-width: 260px;
        }
        .cta-band-text h2 {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 8px 0;
            line-height: 1.35;
        }
        .cta-band-text p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            line-height: 1.7;
        }
        .cta-band-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }
        .cta-band .btn-primary {
            background-color: var(--amber);
        }
        .cta-band .btn-secondary {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .cta-band .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand);
            margin: 0 0 8px 0;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 14px;
            color: var(--ink-light);
            margin: 0 0 28px 0;
            line-height: 1.7;
        }
        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 56px;
            padding-bottom: 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
            }
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
        }
        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px 0;
        }
        .footer-col-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col-list a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-base);
        }
        .footer-col-list a:hover {
            color: var(--amber);
        }
        .footer-col-list i {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.35);
        }
        .footer-subscribe-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin: 0 0 12px 0;
            line-height: 1.6;
        }
        .footer-subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-subscribe-input {
            flex: 1;
            min-width: 160px;
            height: 44px;
            padding: 0 14px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 13px;
            transition: all var(--transition-base);
        }
        .footer-subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-subscribe-input:focus {
            border-color: var(--amber);
            outline: 3px solid rgba(224, 129, 43, 0.3);
            outline-offset: 0;
            background-color: rgba(255, 255, 255, 0.12);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--amber);
        }
        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 600;
            background-color: rgba(42, 157, 143, 0.1);
            color: var(--teal);
            border: 1px solid rgba(42, 157, 143, 0.2);
        }
        .tag-badge.amber {
            background-color: rgba(224, 129, 43, 0.1);
            color: var(--amber-dark);
            border-color: rgba(224, 129, 43, 0.2);
        }
        @media (max-width: 640px) {
            .topbar-left span:last-child {
                display: none;
            }
            .topbar-divider {
                display: none;
            }
            .topbar-right .topbar-link:not(:last-child) {
                display: none;
            }
            .score-card .score-value {
                font-size: 26px;
            }
            .reference-panel-img {
                flex: 0 0 100%;
                max-width: 100%;
            }
            .reference-panel-img img {
                aspect-ratio: 16/9;
            }
            .cta-band {
                padding: 28px 20px;
            }
            .cta-band-actions {
                flex-direction: column;
                width: 100%;
            }
            .cta-band-actions .btn {
                width: 100%;
            }
            .article-row {
                flex-wrap: wrap;
            }
            .article-thumb {
                flex: 0 0 100%;
                width: 100%;
                height: 160px;
                border-radius: 12px;
            }
        }

/* roulang page: category4 */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0,0,0,0.04);
            --shadow-hover: 0 8px 20px rgba(0,0,0,0.08);
            --shadow-lifted: 0 16px 32px rgba(14,59,67,0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }

        a:focus-visible {
            outline: 3px solid rgba(14,59,67,0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14,59,67,0.45);
            outline-offset: 2px;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1280px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        section {
            padding-top: 56px;
            padding-bottom: 56px;
            position: relative;
        }

        @media (min-width: 768px) {
            section {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }

        @media (min-width: 1024px) {
            section {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }

        /* Topbar */
        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255,255,255,0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .topbar-link {
            color: rgba(255,255,255,0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }

        .topbar-link:hover {
            color: #FFFFFF;
        }

        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }

        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255,255,255,0.25);
            flex-shrink: 0;
        }

        /* Navbar */
        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255,255,255,0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0,0,0,0.02);
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }

        @media (min-width: 1024px) {
            .nav-menu-desktop {
                display: flex;
            }
        }

        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-base);
        }

        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            transition: width var(--transition-base);
        }

        .nav-menu-desktop a:hover {
            color: var(--brand);
        }

        .nav-menu-desktop a:hover::after {
            width: 100%;
        }

        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }

        .nav-menu-desktop a.active::after {
            width: 100%;
        }

        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .login-btn {
            background-color: transparent;
            border: 1px solid var(--brand);
            color: var(--brand);
            border-radius: var(--radius-btn);
            height: 36px;
            padding: 0 16px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            display: none;
            transition: background-color var(--transition-base), color var(--transition-base);
        }

        .login-btn:hover {
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .login-btn:active {
            transform: scale(0.97);
        }

        @media (min-width: 1024px) {
            .login-btn {
                display: inline-flex;
                align-items: center;
            }
        }

        .hamburger {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: var(--card-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--brand);
            font-size: 18px;
            transition: background-color var(--transition-base), color var(--transition-base);
        }

        .hamburger:hover {
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .hamburger:active {
            transform: scale(0.95);
        }

        @media (min-width: 1024px) {
            .hamburger {
                display: none;
            }
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 100px;
            left: 0;
            right: 0;
            z-index: 45;
            background-color: var(--card-bg);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu.open {
            display: flex;
        }

        @media (min-width: 1024px) {
            .mobile-menu {
                display: none !important;
            }
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink-light);
            border-radius: 8px;
            transition: background-color var(--transition-base), color var(--transition-base);
        }

        .mobile-menu a:hover {
            background-color: var(--warm);
            color: var(--brand);
        }

        .mobile-menu a.active {
            color: var(--brand);
            font-weight: 700;
            background-color: rgba(14,59,67,0.06);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--ink-muted);
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: var(--ink-light);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--brand);
        }

        .breadcrumb-separator {
            color: var(--border);
            font-size: 12px;
        }

        .breadcrumb-current {
            color: var(--brand);
            font-weight: 600;
        }

        /* Page header */
        .page-header-section {
            padding-top: 36px;
            padding-bottom: 28px;
            background-color: var(--warm);
            border-bottom: 1px solid var(--border);
        }

        .page-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 10px;
        }

        @media (min-width: 768px) {
            .page-title {
                font-size: 34px;
            }
        }

        @media (min-width: 1024px) {
            .page-title {
                font-size: 38px;
            }
        }

        .page-subtitle {
            font-size: 15px;
            color: var(--ink-light);
            line-height: 1.7;
            max-width: 720px;
        }

        @media (min-width: 768px) {
            .page-subtitle {
                font-size: 16px;
            }
        }

        /* Section headings */
        .section-heading {
            margin-bottom: 32px;
        }

        .section-kicker {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--brand);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
            padding: 4px 12px;
            background-color: rgba(14,59,67,0.06);
            border-radius: var(--radius-tag);
        }

        .section-heading h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.35;
            margin-bottom: 10px;
        }

        @media (min-width: 768px) {
            .section-heading h2 {
                font-size: 26px;
            }
        }

        @media (min-width: 1024px) {
            .section-heading h2 {
                font-size: 28px;
            }
        }

        .section-heading p {
            font-size: 15px;
            color: var(--ink-light);
            line-height: 1.7;
            max-width: 680px;
        }

        /* Play index grid */
        .play-index-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        @media (min-width: 640px) {
            .play-index-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (min-width: 1024px) {
            .play-index-grid {
                grid-template-columns: repeat(6, 1fr);
                gap: 18px;
            }
        }

        .play-index-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px 16px;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 10px;
            cursor: pointer;
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }

        .play-index-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(14,59,67,0.2);
        }

        .play-index-card:active {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }

        .play-index-card-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: rgba(14,59,67,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand);
            flex-shrink: 0;
            transition: background-color var(--transition-base), color var(--transition-base);
        }

        .play-index-card:hover .play-index-card-icon {
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .play-index-card-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.3;
        }

        /* Accordion */
        .accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .accordion-item:hover {
            border-color: rgba(14,59,67,0.18);
        }

        .accordion-item.open {
            box-shadow: var(--shadow-hover);
            border-color: rgba(14,59,67,0.25);
        }

        .accordion-header {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            text-align: left;
            min-height: 56px;
            transition: background-color var(--transition-base);
        }

        .accordion-header:hover {
            background-color: rgba(14,59,67,0.04);
        }

        .accordion-title-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
            flex: 1;
            min-width: 0;
        }

        .accordion-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background-color: rgba(14,59,67,0.07);
            color: var(--brand);
            font-size: 15px;
            font-weight: 700;
            flex-shrink: 0;
            transition: background-color var(--transition-base), color var(--transition-base);
        }

        .accordion-item.open .accordion-badge {
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .accordion-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
        }

        .accordion-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(14,59,67,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink-muted);
            font-size: 12px;
            flex-shrink: 0;
            transition: transform var(--transition-base), background-color var(--transition-base), color var(--transition-base);
        }

        .accordion-item.open .accordion-icon {
            transform: rotate(180deg);
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring), padding var(--transition-base);
            padding: 0 20px;
        }

        .accordion-item.open .accordion-body {
            max-height: 1000px;
            padding: 0 20px 20px;
        }

        .accordion-body-inner {
            padding-top: 4px;
            border-top: 1px solid var(--border);
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
            padding-top: 16px;
        }

        .accordion-body-inner ul {
            list-style: none;
            padding: 0;
            margin: 8px 0 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .accordion-body-inner ul li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--ink-light);
        }

        .accordion-body-inner ul li i {
            color: var(--teal);
            font-size: 12px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* Rules grid for accordion */
        .rules-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .rules-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        /* Illustrated section */
        .illustrated-section {
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .illustrated-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            align-items: center;
        }

        @media (min-width: 1024px) {
            .illustrated-grid {
                grid-template-columns: 1fr 1fr;
                gap: 56px;
            }
        }

        .illustrated-image-wrapper {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-lifted);
            position: relative;
        }

        .illustrated-image-wrapper img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }

        @media (min-width: 768px) {
            .illustrated-image-wrapper img {
                height: 360px;
            }
        }

        @media (min-width: 1024px) {
            .illustrated-image-wrapper img {
                height: 420px;
            }
        }

        .illustrated-content h2 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 14px;
            color: #FFFFFF;
        }

        @media (min-width: 768px) {
            .illustrated-content h2 {
                font-size: 26px;
            }
        }

        .illustrated-content p {
            font-size: 15px;
            color: rgba(255,255,255,0.82);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .illustrated-content .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255,255,255,0.5);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            height: 44px;
            padding: 0 20px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background-color var(--transition-base), border-color var(--transition-base);
        }

        .illustrated-content .btn-outline-light:hover {
            background-color: rgba(255,255,255,0.12);
            border-color: rgba(255,255,255,0.7);
        }

        .illustrated-content .btn-outline-light:active {
            transform: scale(0.97);
        }

        /* Misconception cards */
        .misconception-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

        @media (min-width: 640px) {
            .misconception-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        .misconception-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .misconception-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .misconception-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            color: var(--amber);
            letter-spacing: 0.02em;
        }

        .misconception-tag i {
            font-size: 11px;
        }

        .misconception-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.45;
        }

        .misconception-card p {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
        }

        /* FAQ section */
        .faq-section {
            background-color: #FFFFFF;
        }

        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--warm);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(14,59,67,0.15);
        }

        .faq-item.open {
            box-shadow: var(--shadow-card);
            border-color: rgba(14,59,67,0.2);
        }

        .faq-header {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 14px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            text-align: left;
            min-height: 52px;
            transition: background-color var(--transition-base);
        }

        .faq-header:hover {
            background-color: rgba(14,59,67,0.03);
        }

        .faq-question {
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
            flex: 1;
        }

        .faq-icon {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background-color: rgba(14,59,67,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink-muted);
            font-size: 11px;
            flex-shrink: 0;
            transition: transform var(--transition-base), background-color var(--transition-base), color var(--transition-base);
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            background-color: var(--brand);
            color: #FFFFFF;
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring), padding var(--transition-base);
            padding: 0 20px;
        }

        .faq-item.open .faq-body {
            max-height: 500px;
            padding: 0 20px 16px;
        }

        .faq-body-inner {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }

        /* Subscribe CTA */
        .subscribe-cta-section {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 60%, #0A2E34 100%);
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(224,129,43,0.12);
            pointer-events: none;
        }

        .subscribe-cta-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        @media (min-width: 1024px) {
            .subscribe-cta-grid {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
            }
        }

        .subscribe-cta-content h2 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
            color: #FFFFFF;
        }

        @media (min-width: 768px) {
            .subscribe-cta-content h2 {
                font-size: 28px;
            }
        }

        .subscribe-cta-content p {
            font-size: 15px;
            color: rgba(255,255,255,0.8);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        @media (min-width: 640px) {
            .subscribe-form {
                flex-direction: row;
                gap: 10px;
            }
        }

        .subscribe-input {
            flex: 1;
            height: 44px;
            min-height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.12);
            padding: 0 16px;
            font-size: 14px;
            color: #FFFFFF;
            placeholder-color: rgba(255,255,255,0.5);
            transition: border-color var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .subscribe-input::placeholder {
            color: rgba(255,255,255,0.55);
        }

        .subscribe-input:focus {
            border-color: var(--amber);
            background: rgba(255,255,255,0.16);
            box-shadow: 0 0 0 3px rgba(224,129,43,0.25);
            outline: none;
        }

        .subscribe-btn {
            height: 44px;
            min-height: 44px;
            border-radius: var(--radius-btn);
            background-color: var(--amber);
            color: #FFFFFF;
            border: none;
            padding: 0 22px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: background-color var(--transition-base), transform var(--transition-base);
        }

        .subscribe-btn:hover {
            background-color: var(--amber-dark);
        }

        .subscribe-btn:active {
            transform: scale(0.97);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            border: none;
            height: 44px;
            padding: 0 20px;
            white-space: nowrap;
        }

        .btn:active {
            transform: scale(0.97);
        }

        .btn-primary {
            background-color: var(--amber);
            color: #FFFFFF;
        }

        .btn-primary:hover {
            background-color: var(--amber-dark);
            box-shadow: var(--shadow-card);
        }

        .btn-secondary {
            background-color: transparent;
            border: 1px solid var(--brand);
            color: var(--brand);
        }

        .btn-secondary:hover {
            background-color: rgba(14,59,67,0.06);
        }

        /* Footer */
        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255,255,255,0.75);
            padding: 56px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
                gap: 40px;
            }
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--amber) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col-list a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            transition: color var(--transition-base);
        }

        .footer-col-list a:hover {
            color: var(--amber);
        }

        .footer-col-list a i {
            font-size: 10px;
            opacity: 0.6;
        }

        .footer-subscribe-desc {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .footer-subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        @media (min-width: 640px) {
            .footer-subscribe-form {
                flex-direction: row;
            }
        }

        .footer-subscribe-input {
            flex: 1;
            height: 44px;
            min-height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.08);
            padding: 0 14px;
            font-size: 14px;
            color: #FFFFFF;
            placeholder-color: rgba(255,255,255,0.4);
            transition: border-color var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
        }

        .footer-subscribe-input::placeholder {
            color: rgba(255,255,255,0.4);
        }

        .footer-subscribe-input:focus {
            border-color: var(--amber);
            background: rgba(255,255,255,0.12);
            box-shadow: 0 0 0 3px rgba(224,129,43,0.2);
            outline: none;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 20px 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            text-align: center;
        }

        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                text-align: left;
            }
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .footer-bottom-links a {
            font-size: 13px;
            color: rgba(255,255,255,0.55);
            transition: color var(--transition-base);
        }

        .footer-bottom-links a:hover {
            color: var(--amber);
        }

        .footer-copyright {
            font-size: 12px;
            color: rgba(255,255,255,0.4);
        }

/* roulang page: category5 */
:root {
            --brand: #0E3B43;
            --brand-dark: #082B32;
            --amber: #E0812B;
            --amber-dark: #C56A1C;
            --warm: #F8F6F1;
            --teal: #2A9D8F;
            --border: #E7E1D8;
            --ink: #1D2A2C;
            --ink-light: #5C6B6D;
            --ink-muted: #8A9798;
            --card-bg: #FFFFFF;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.08);
            --shadow-lifted: 0 16px 32px rgba(14, 59, 67, 0.12);
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-mono: 'Roboto Mono', SFMono-Regular, Consolas, monospace;
            --transition-base: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.3s cubic-bezier(0.32, 0.72, 0.24, 1);
        }

        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
            color: var(--ink);
            background-color: var(--warm);
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base), background-color var(--transition-base), opacity var(--transition-base);
        }

        a:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
        }

        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 640px) {
            .container-site {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        section {
            padding-top: 56px;
            padding-bottom: 56px;
            position: relative;
        }

        @media (min-width: 768px) {
            section {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }

        @media (min-width: 1024px) {
            section {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }

        .topbar {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.9);
            font-size: 12px;
            height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 60;
        }

        .topbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }

        .topbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .topbar-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .topbar-link {
            color: rgba(255, 255, 255, 0.85);
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
            white-space: nowrap;
        }

        .topbar-link:hover {
            color: #FFFFFF;
        }

        .topbar-link i {
            font-size: 11px;
            opacity: 0.75;
        }

        .topbar-divider {
            width: 1px;
            height: 14px;
            background-color: rgba(255, 255, 255, 0.25);
            flex-shrink: 0;
        }

        .navbar {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: -0.01em;
            line-height: 1.2;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 26px;
            margin-left: auto;
            flex-shrink: 0;
        }

        @media (min-width: 1024px) {
            .nav-menu-desktop {
                display: flex;
            }
        }

        .nav-menu-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-light);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-base);
        }

        .nav-menu-desktop a:hover {
            color: var(--brand);
        }

        .nav-menu-desktop a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background-color: var(--brand);
            transition: width var(--transition-base);
        }

        .nav-menu-desktop a:hover::after {
            width: 100%;
        }

        .nav-menu-desktop a.active {
            color: var(--brand);
            font-weight: 700;
        }

        .nav-menu-desktop a.active::after {
            width: 100%;
        }

        .nav-cta-mobile {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .login-btn {
            background-color: var(--amber);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: background-color var(--transition-base), transform var(--transition-base);
            display: none;
        }

        @media (min-width: 640px) {
            .login-btn {
                display: inline-flex;
            }
        }

        .login-btn:hover {
            background-color: var(--amber-dark);
            transform: translateY(-1px);
        }
        .login-btn:active {
            transform: translateY(0);
        }

        .hamburger {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background-color: #fff;
            color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
            transition: background-color var(--transition-base), border-color var(--transition-base);
        }

        .hamburger:hover {
            background-color: var(--warm);
            border-color: var(--brand);
        }

        @media (min-width: 1024px) {
            .hamburger {
                display: none;
            }
        }

        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            padding: 12px 0;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: flex;
            align-items: center;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink-light);
            border-left: 3px solid transparent;
            transition: color var(--transition-base), background-color var(--transition-base), border-color var(--transition-base);
        }

        .mobile-menu a:hover {
            color: var(--brand);
            background-color: var(--warm);
            border-left-color: var(--brand);
        }

        .mobile-menu a.active {
            color: var(--brand);
            font-weight: 700;
            background-color: var(--warm);
            border-left-color: var(--brand);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            padding: 0 20px;
            min-height: 44px;
            font-size: 14px;
            line-height: 1.4;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(14, 59, 67, 0.45);
            outline-offset: 2px;
        }

        .btn-primary {
            background-color: var(--amber);
            color: #fff;
        }
        .btn-primary:hover {
            background-color: var(--amber-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(224, 129, 43, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
        }
        .btn-secondary:hover {
            background-color: rgba(14, 59, 67, 0.06);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            background-color: rgba(42, 157, 143, 0.1);
            color: var(--teal);
            border: 1px solid rgba(42, 157, 143, 0.25);
            white-space: nowrap;
        }

        .badge-amber {
            background-color: rgba(224, 129, 43, 0.1);
            color: var(--amber);
            border-color: rgba(224, 129, 43, 0.25);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--ink-muted);
            padding: 16px 0;
            margin-bottom: 8px;
        }

        .breadcrumb a {
            color: var(--ink-light);
            transition: color var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--brand);
        }
        .breadcrumb .separator {
            color: var(--border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--brand);
            font-weight: 600;
        }

        .page-header {
            padding: 32px 0 24px;
            background-color: var(--warm);
            border-bottom: 1px solid var(--border);
            margin-bottom: 0;
        }

        .page-header h1 {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }

        @media (min-width: 768px) {
            .page-header h1 {
                font-size: 34px;
            }
        }

        .page-header .subtitle {
            font-size: 15px;
            color: var(--ink-light);
            max-width: 720px;
        }

        .card {
            background-color: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .card-img-wrap {
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background-color: #EEEBE5;
            position: relative;
        }

        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-spring);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .card-body {
            padding: 20px 24px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .card-desc {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .text-link {
            color: var(--brand);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-base), gap var(--transition-base);
        }
        .text-link:hover {
            color: var(--amber);
            gap: 10px;
        }

        .score-card {
            border-radius: var(--radius-card);
            background-color: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }
        .score-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .score-header {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .score-header h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand);
        }

        .score-value {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--teal);
            line-height: 1;
        }

        .score-body {
            padding: 16px 20px;
        }

        .score-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 6px 0;
            font-size: 13px;
            color: var(--ink-light);
            border-bottom: 1px dashed var(--border);
        }
        .score-row:last-child {
            border-bottom: none;
        }
        .score-row .label {
            color: var(--ink-light);
        }
        .score-row .value {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--ink);
        }

        .rating-dots {
            display: flex;
            gap: 6px;
            align-items: center;
        }
        .rating-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--border);
        }
        .rating-dot.active {
            background-color: var(--teal);
        }
        .rating-dot.highlight {
            background-color: var(--amber);
        }

        .metric-block {
            background-color: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 20px 24px;
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }
        .metric-block:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .metric-num {
            font-family: var(--font-mono);
            font-size: 32px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.2;
        }
        .metric-label {
            font-size: 13px;
            color: var(--ink-muted);
            margin-top: 6px;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            background-color: #fff;
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            min-height: 48px;
            transition: color var(--transition-base);
        }
        .faq-question:hover {
            color: var(--brand);
        }
        .faq-question i {
            font-size: 14px;
            color: var(--ink-muted);
            transition: transform var(--transition-base), color var(--transition-base);
            flex-shrink: 0;
        }
        .faq-question.active i {
            transform: rotate(180deg);
            color: var(--brand);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-spring);
            background-color: #FAF9F7;
        }
        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
        }

        .footer-section {
            background-color: var(--brand-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
                gap: 40px;
            }
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            }
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--teal) 0%, var(--brand) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            font-weight: 700;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-list a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-base);
        }
        .footer-col-list a:hover {
            color: var(--amber);
        }
        .footer-col-list i {
            font-size: 10px;
            color: var(--teal);
        }

        .footer-subscribe-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .footer-subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-subscribe-input {
            flex: 1;
            min-width: 180px;
            height: 44px;
            border-radius: var(--radius-input);
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 0 16px;
            font-size: 14px;
            color: #fff;
            transition: border-color var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
        }
        .footer-subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-subscribe-input:focus {
            outline: none;
            border-color: var(--amber);
            background-color: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(224, 129, 43, 0.25);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-base);
        }
        .footer-bottom-links a:hover {
            color: var(--amber);
        }

        .section-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1.3;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 26px;
            }
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--ink-light);
            max-width: 640px;
            margin-bottom: 24px;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .section-head .left {
            flex: 1;
            min-width: 240px;
        }

        .risk-box {
            background-color: #FFFBF5;
            border: 1px solid rgba(224, 129, 43, 0.3);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .risk-box .risk-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(224, 129, 43, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--amber);
            font-size: 18px;
            flex-shrink: 0;
        }
        .risk-box .risk-text {
            font-size: 14px;
            color: var(--ink-light);
            line-height: 1.7;
        }
        .risk-box .risk-text strong {
            color: var(--amber-dark);
            font-weight: 700;
        }

        .article-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 20px;
            background-color: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            align-items: flex-start;
        }
        .article-list-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .article-thumb {
            width: 80px;
            height: 56px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
            background-color: #EEEBE5;
        }
        .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-info {
            flex: 1;
            min-width: 0;
        }
        .article-date {
            font-size: 12px;
            color: var(--ink-muted);
            font-family: var(--font-mono);
            margin-bottom: 4px;
        }
        .article-list-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 6px;
        }
        .article-list-desc {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cta-band {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            text-align: center;
            color: #fff;
        }
        .cta-band h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .cta-band p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 20px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud .tag-item {
            display: inline-flex;
            padding: 6px 14px;
            font-size: 12px;
            border-radius: var(--radius-tag);
            background-color: #fff;
            border: 1px solid var(--border);
            color: var(--ink-light);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .tag-cloud .tag-item:hover {
            border-color: var(--teal);
            color: var(--teal);
            background-color: rgba(42, 157, 143, 0.06);
        }

        .analysis-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        @media (min-width: 640px) {
            .analysis-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .analysis-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
        }

        .metrics-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .metrics-row {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        .info-panel {
            background-color: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
        .info-panel .info-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background-color: rgba(14, 59, 67, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            font-size: 16px;
            flex-shrink: 0;
        }
        .info-panel .info-text {
            font-size: 13px;
            color: var(--ink-light);
            line-height: 1.6;
        }

        @media (max-width: 640px) {
            .topbar-left .topbar-link:not(:first-child) {
                display: none;
            }
            .page-header h1 {
                font-size: 24px;
            }
            .cta-band {
                padding: 28px 20px;
            }
            .cta-band h2 {
                font-size: 20px;
            }
            .article-thumb {
                width: 60px;
                height: 48px;
            }
            .section-title {
                font-size: 20px;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .score-value {
                font-size: 22px;
            }
        }