/* roulang page: index */
:root {
            --color-primary: #101820;
            --color-primary-light: #151E28;
            --color-secondary: #FF4E1A;
            --color-secondary-hover: #E0440F;
            --color-accent: #C6F04E;
            --color-bg: #F4F6F8;
            --color-surface: #FFFFFF;
            --color-ink: #1A1E24;
            --color-muted: #5C6470;
            --color-line: #E2E7EC;
            --color-success: #16A34A;
            --color-danger: #E11D48;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-panel: 20px;
            --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
            --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
            --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
            --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
            --max-width: 1280px;
            --px-mobile: 16px;
            --px-tablet: 32px;
            --px-desktop: 48px;
            --section-gap: 72px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
        }

        a:hover {
            opacity: 0.85;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--px-mobile);
            padding-right: var(--px-mobile);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 20px rgba(16, 24, 32, 0.3);
        }

        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 1.4rem;
            color: #fff;
            letter-spacing: -0.5px;
        }

        .logo-link:hover {
            opacity: 0.9;
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 0.9rem;
            letter-spacing: -1px;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.4);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
        }

        .logo-text-main {
            font-size: 1.35rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }

        .logo-text-sub {
            font-size: 0.6rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 1px;
            text-transform: uppercase;
            line-height: 1.4;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .desktop-nav a.nav-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.87rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            transition: all 0.2s ease;
        }

        .desktop-nav a.nav-link:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }

        .desktop-nav a.nav-link.active {
            color: #fff;
            font-weight: 700;
        }

        .desktop-nav a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .live-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(198, 240, 78, 0.12);
            border: 1px solid rgba(198, 240, 78, 0.3);
            color: var(--color-accent);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .live-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.5);
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background-color: var(--color-secondary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(255, 78, 26, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 78, 26, 0.4);
            opacity: 1;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.25);
        }

        .btn-secondary-outline {
            background-color: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.35);
        }

        .btn-secondary-outline:hover {
            background-color: var(--color-primary-light);
            border-color: #fff;
            color: #fff;
            opacity: 1;
            transform: translateY(-2px);
        }

        .btn-secondary-dark {
            background-color: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }

        .btn-secondary-dark:hover {
            background-color: var(--color-primary);
            color: #fff;
            opacity: 1;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 0.82rem;
            border-radius: 10px;
        }

        .btn-lg {
            padding: 14px 28px;
            font-size: 1rem;
            border-radius: 14px;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            transition: background-color 0.2s;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: #fff;
            border-radius: 2px;
            transition: all 0.25s ease;
        }

        .hamburger:hover {
            background-color: rgba(255, 255, 255, 0.08);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background-color: var(--color-primary);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 20px 24px;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            z-index: 99;
            box-shadow: 0 8px 24px rgba(16, 24, 32, 0.5);
        }

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

        .mobile-menu a {
            display: block;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 12px 12px;
            border-radius: 10px;
            transition: all 0.2s;
        }

        .mobile-menu a:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: #fff;
            opacity: 1;
        }

        .mobile-menu a.active {
            color: #fff;
            font-weight: 700;
            background-color: rgba(255, 78, 26, 0.18);
        }

        /* Hero Section */
        .hero-section {
            background-color: var(--color-primary);
            position: relative;
            overflow: hidden;
            padding: 64px 0 80px;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(198, 240, 78, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(198, 240, 78, 0.03) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 480px;
            height: 480px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 78, 26, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-content h1 {
            font-size: clamp(2.2rem, 4vw, 3.5rem);
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }

        .hero-content h1 .highlight {
            color: var(--color-accent);
            position: relative;
        }

        .hero-content h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            right: 0;
            height: 4px;
            background-color: var(--color-secondary);
            border-radius: 2px;
            opacity: 0.6;
        }

        .hero-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-data-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .hero-data-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-data-value {
            font-family: var(--font-data);
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-data-value span {
            color: var(--color-accent);
        }

        .hero-data-label {
            font-size: 0.76rem;
            color: rgba(255, 255, 255, 0.55);
            font-weight: 500;
            letter-spacing: 0.5px;
        }

        .hero-visual {
            position: relative;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: flex-end;
        }

        .hero-visual-main {
            width: 100%;
            max-width: 560px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            transform: rotate(-1.5deg) translateY(0);
            transition: transform 0.35s ease;
            position: relative;
        }

        .hero-visual-main:hover {
            transform: rotate(0deg) translateY(-6px);
        }

        .hero-visual-main img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        .hero-visual-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background-color: rgba(16, 24, 32, 0.85);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            display: flex;
            align-items: center;
            gap: 6px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .hero-visual-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(16, 24, 32, 0.7) 0%, transparent 40%, transparent 70%, rgba(16, 24, 32, 0.2) 100%);
            display: flex;
            align-items: flex-end;
            padding: 20px;
        }

        .hero-visual-caption {
            color: #fff;
            font-size: 0.82rem;
            font-weight: 500;
            background-color: rgba(16, 24, 32, 0.7);
            padding: 8px 16px;
            border-radius: 8px;
            backdrop-filter: blur(4px);
        }

        /* Section Styles */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: var(--color-secondary);
            margin-bottom: 12px;
        }

        .section-tag::before {
            content: '';
            width: 18px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }

        .section-title {
            font-size: clamp(1.6rem, 2.5vw, 2.3rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-ink);
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 0.98rem;
            color: var(--color-muted);
            line-height: 1.8;
            max-width: 680px;
        }

        /* Data Strip */
        .data-strip-section {
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-line);
        }

        .data-strip-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            padding: 32px 0;
        }

        .data-strip-item {
            background-color: var(--color-bg);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            text-align: center;
            border: 1px solid var(--color-line);
            transition: all 0.25s ease;
        }

        .data-strip-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 78, 26, 0.25);
        }

        .data-strip-value {
            font-family: var(--font-data);
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.2;
            color: var(--color-primary);
            letter-spacing: -0.5px;
        }

        .data-strip-value .trend-up {
            color: var(--color-success);
            font-size: 1rem;
            vertical-align: top;
            margin-left: 4px;
        }

        .data-strip-value .trend-flag {
            color: var(--color-secondary);
            font-size: 0.8rem;
        }

        .data-strip-label {
            font-size: 0.82rem;
            color: var(--color-muted);
            font-weight: 500;
            margin-top: 4px;
        }

        .data-strip-bar {
            height: 4px;
            background-color: var(--color-line);
            border-radius: 2px;
            margin-top: 12px;
            overflow: hidden;
        }

        .data-strip-bar span {
            display: block;
            height: 100%;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-accent) 100%);
        }

        /* Directory Entries */
        .directory-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .directory-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
            gap: 12px;
            cursor: pointer;
            position: relative;
        }

        .directory-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 78, 26, 0.35);
        }

        .directory-card-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background-color: rgba(255, 78, 26, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-secondary);
            font-size: 1.2rem;
            font-weight: 800;
        }

        .directory-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-ink);
            line-height: 1.4;
        }

        .directory-card p {
            font-size: 0.85rem;
            color: var(--color-muted);
            line-height: 1.7;
            flex-grow: 1;
        }

        .directory-card .link-arrow {
            color: var(--color-secondary);
            font-size: 0.85rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .directory-card .link-arrow svg {
            transition: transform 0.2s ease;
        }

        .directory-card:hover .link-arrow svg {
            transform: translateX(4px);
        }

        /* Brand Intro / Value Section */
        .value-section {
            background-color: var(--color-primary);
        }

        .value-grid {
            display: grid;
            grid-template-columns: 6fr 5fr;
            gap: 48px;
            align-items: start;
        }

        .value-text h2 {
            color: #fff;
            font-size: clamp(1.5rem, 2.2vw, 2.2rem);
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 20px;
        }

        .value-text p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.95rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .value-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .value-stat-box {
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            text-align: center;
        }

        .value-stat-num {
            font-family: var(--font-data);
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .value-stat-label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.6);
            font-weight: 500;
            margin-top: 4px;
        }

        /* Comparison Section */
        .comparison-section {
            background-color: var(--color-surface);
        }

        .comparison-panel {
            background-color: var(--color-primary);
            border-radius: var(--radius-panel);
            padding: 40px 36px;
            box-shadow: var(--shadow-dark);
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .comparison-side {
            background-color: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            padding: 24px;
        }

        .comparison-side h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .comparison-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

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

        .comparison-item-label {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.82rem;
            font-weight: 500;
        }

        .comparison-item-value {
            font-family: var(--font-data);
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
        }

        .comparison-item-value.highlight-green {
            color: var(--color-accent);
        }

        .comparison-item-value.highlight-orange {
            color: var(--color-secondary);
        }

        .comparison-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 12px;
        }

        .comparison-vs-badge {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: var(--color-secondary);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 900;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 24px rgba(255, 78, 26, 0.4);
        }

        .comparison-vs-text {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.78rem;
            text-align: center;
        }

        /* Changelog */
        .changelog-item {
            background-color: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all 0.2s ease;
            margin-bottom: 14px;
        }

        .changelog-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
            border-color: rgba(255, 78, 26, 0.2);
        }

        .changelog-version {
            font-family: var(--font-data);
            font-size: 0.9rem;
            font-weight: 800;
            color: var(--color-secondary);
            background-color: rgba(255, 78, 26, 0.07);
            padding: 6px 12px;
            border-radius: 8px;
            white-space: nowrap;
            min-width: 60px;
            text-align: center;
        }

        .changelog-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 4px;
        }

        .changelog-content p {
            font-size: 0.87rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* Trust stripe */
        .trust-stripe {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .trust-item {
            background-color: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            transition: all 0.2s ease;
        }

        .trust-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-sm);
        }

        .trust-icon {
            font-size: 1.6rem;
            margin-bottom: 10px;
            display: block;
            color: var(--color-secondary);
        }

        .trust-item h4 {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--color-ink);
        }

        .trust-item p {
            font-size: 0.8rem;
            color: var(--color-muted);
            line-height: 1.6;
            margin-top: 6px;
        }

        /* News */
        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .news-card {
            background-color: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            display: flex;
            flex-direction: row;
            transition: all 0.25s ease;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(255, 78, 26, 0.25);
        }

        .news-card-img {
            width: 160px;
            flex-shrink: 0;
            min-height: 140px;
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

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

        .news-date {
            font-size: 0.75rem;
            color: var(--color-secondary);
            font-weight: 600;
        }

        .news-card-body h4 {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--color-ink);
            line-height: 1.5;
        }

        .news-card-body p {
            font-size: 0.83rem;
            color: var(--color-muted);
            line-height: 1.7;
            flex-grow: 1;
        }

        .news-read-more {
            font-size: 0.82rem;
            color: var(--color-secondary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-read-more:hover {
            text-decoration: underline;
            opacity: 0.85;
        }

        /* FAQ */
        .faq-item {
            background-color: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 12px;
            transition: all 0.2s ease;
        }

        .faq-item:hover {
            border-color: rgba(255, 78, 26, 0.25);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 18px 24px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-ink);
            text-align: left;
            transition: color 0.2s;
        }

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

        .faq-icon {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--color-secondary);
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.88rem;
            color: var(--color-muted);
            line-height: 1.8;
        }

        /* CTA Form */
        .cta-section {
            background-color: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(198, 240, 78, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .cta-text h2 {
            color: #fff;
            font-size: clamp(1.5rem, 2vw, 2.2rem);
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .cta-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .cta-tag {
            background-color: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.75rem;
            font-weight: 500;
            padding: 6px 12px;
            border-radius: 999px;
        }

        .cta-tag.accent {
            background-color: rgba(198, 240, 78, 0.1);
            border-color: rgba(198, 240, 78, 0.3);
            color: var(--color-accent);
        }

        .cta-form-wrap {
            background-color: #fff;
            border-radius: var(--radius-panel);
            padding: 32px 28px;
            box-shadow: 0 20px 48px rgba(16, 24, 32, 0.4);
        }

        .cta-form-wrap h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 6px;
        }

        .cta-form-wrap>p {
            font-size: 0.82rem;
            color: var(--color-muted);
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 14px;
        }

        .form-group label {
            display: block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 5px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 1.5px solid var(--color-line);
            border-radius: 10px;
            background-color: var(--color-bg);
            font-size: 0.9rem;
            color: var(--color-ink);
            transition: all 0.2s ease;
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: 2px solid var(--color-secondary);
            outline-offset: 1px;
            border-color: var(--color-secondary);
            background-color: #fff;
        }

        .form-btn {
            width: 100%;
            padding: 14px 24px;
            background-color: var(--color-secondary);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 12px;
            transition: all 0.25s ease;
            box-shadow: 0 4px 16px rgba(255, 78, 26, 0.3);
        }

        .form-btn:hover {
            background-color: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 78, 26, 0.4);
        }

        .form-btn:active {
            transform: translateY(0);
        }

        .form-note {
            font-size: 0.72rem;
            color: var(--color-muted);
            margin-top: 10px;
            text-align: center;
        }

        /* Footer */
        .site-footer {
            background-color: #0B1219;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
        }

        .footer-brand h3 {
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.84rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 8px;
            transition: all 0.2s;
        }

        .footer-col a:hover {
            color: var(--color-accent);
            opacity: 1;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            margin: 0 4px;
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
            opacity: 1;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .desktop-nav {
                gap: 0;
            }

            .desktop-nav a.nav-link {
                padding: 8px 8px;
                font-size: 0.82rem;
            }

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

            .data-strip-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .directory-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .comparison-vs {
                flex-direction: row;
                justify-content: center;
                gap: 20px;
            }

            .trust-stripe {
                grid-template-columns: repeat(2, 1fr);
            }

            .news-list {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 767px) {
            .desktop-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .live-badge {
                display: none;
            }

            .site-header-inner {
                height: 60px;
            }

            .logo-text-main {
                font-size: 1.1rem;
            }

            .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 0.75rem;
                border-radius: 8px;
            }

            .hero-section {
                padding: 40px 0 56px;
            }

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

            .hero-visual {
                order: -1;
            }

            .hero-visual-main img {
                height: 240px;
            }

            .hero-content h1 {
                font-size: 1.9rem;
            }

            .data-strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 20px 0;
            }

            .data-strip-item {
                padding: 16px;
            }

            .data-strip-value {
                font-size: 1.9rem;
            }

            .directory-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .comparison-panel {
                padding: 24px 18px;
            }

            .trust-stripe {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .news-card {
                flex-direction: column;
            }

            .news-card-img {
                width: 100%;
                height: 160px;
                min-height: auto;
            }

            .news-card-img img {
                width: 100%;
                height: 160px;
                object-fit: cover;
            }

            .cta-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .cta-form-wrap {
                padding: 24px 18px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }

            :root {
                --section-gap: 48px;
            }
        }

        @media (max-width: 520px) {
            .hero-data-strip {
                gap: 12px;
            }

            .hero-data-value {
                font-size: 1.4rem;
            }

            .btn-lg {
                padding: 12px 20px;
                font-size: 0.9rem;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .comparison-vs-badge {
                width: 44px;
                height: 44px;
                font-size: 1rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #101820;
            --color-primary-light: #151E28;
            --color-secondary: #FF4E1A;
            --color-secondary-hover: #E0440F;
            --color-accent: #C6F04E;
            --color-bg: #F4F6F8;
            --color-surface: #FFFFFF;
            --color-ink: #1A1E24;
            --color-muted: #5C6470;
            --color-line: #E2E7EC;
            --color-success: #16A34A;
            --color-danger: #E11D48;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-panel: 20px;
            --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
            --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
            --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
            --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
            --max-width: 1280px;
            --px-mobile: 16px;
            --px-tablet: 32px;
            --px-desktop: 48px;
            --section-gap: 64px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
        }
        a:hover {
            opacity: 0.85;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--px-mobile);
            padding-right: var(--px-mobile);
        }
        @media (min-width: 768px) {
            .container-main {
                padding-left: var(--px-tablet);
                padding-right: var(--px-tablet);
            }
        }
        @media (min-width: 1024px) {
            .container-main {
                padding-left: var(--px-desktop);
                padding-right: var(--px-desktop);
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 20px rgba(16, 24, 32, 0.3);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 1.4rem;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .logo-link:hover {
            opacity: 0.9;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 0.9rem;
            letter-spacing: -1px;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.4);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
        }
        .logo-text-main {
            font-size: 1.35rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }
        .logo-text-sub {
            font-size: 0.6rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 1px;
            text-transform: uppercase;
            line-height: 1.4;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .desktop-nav a.nav-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.87rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            transition: all 0.2s ease;
        }
        .desktop-nav a.nav-link:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }
        .desktop-nav a.nav-link.active {
            color: #fff;
            font-weight: 700;
        }
        .desktop-nav a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .live-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(198, 240, 78, 0.12);
            border: 1px solid rgba(198, 240, 78, 0.3);
            color: var(--color-accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background-color: var(--color-accent);
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(0.7); }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 10px 20px;
            transition: all 0.25s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .btn-primary {
            background-color: var(--color-secondary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.3);
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 78, 26, 0.4);
            opacity: 1;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.3);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--color-ink);
            border-color: var(--color-ink);
        }
        .btn-secondary:hover {
            background-color: var(--color-ink);
            color: #fff;
            opacity: 1;
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 0.82rem;
            border-radius: 10px;
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 1rem;
            border-radius: 14px;
        }
        .btn-sm.btn-primary {
            box-shadow: 0 2px 6px rgba(255, 78, 26, 0.25);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: 8px;
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background-color: #fff;
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background-color: var(--color-primary);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 20px 24px;
            gap: 4px;
        }
        .mobile-menu a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 10px 12px;
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.08);
            opacity: 1;
        }
        .mobile-menu a.active {
            font-weight: 700;
            color: var(--color-accent);
        }
        @media (max-width: 1023px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
        }
        @media (max-width: 520px) {
            .live-badge {
                display: none;
            }
            .header-right .btn {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .logo-text-main {
                font-size: 1.1rem;
            }
            .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 0.75rem;
                border-radius: 8px;
            }
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 28px;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand h3 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 800;
            margin: 0 0 12px;
            letter-spacing: -0.5px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 360px;
            margin: 0;
        }
        .footer-col {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 4px;
        }
        .footer-col a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.88rem;
            transition: all 0.2s ease;
        }
        .footer-col a:hover {
            color: var(--color-accent);
            opacity: 1;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px 24px;
            padding-top: 24px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
            opacity: 1;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: span 2;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        /* Page-specific styles */
        .section-gap {
            margin-top: var(--section-gap);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--color-ink);
            margin: 0 0 12px;
            line-height: 1.3;
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 1.5rem;
            }
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-muted);
            max-width: 720px;
            margin: 0 0 32px;
            line-height: 1.7;
        }
        .data-num {
            font-family: var(--font-data);
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.1;
        }

        /* Hero */
        .hero-schedule {
            background: linear-gradient(175deg, var(--color-primary) 0%, var(--color-primary-light) 55%, #1a2a3a 100%);
            padding: 48px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .hero-schedule::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: radial-gradient(ellipse at top right, rgba(198, 240, 78, 0.08), transparent 70%);
            pointer-events: none;
        }
        .hero-schedule-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-schedule-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(198, 240, 78, 0.12);
            border: 1px solid rgba(198, 240, 78, 0.35);
            color: var(--color-accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
        }
        .hero-schedule h1 {
            font-size: 3rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: -1px;
            line-height: 1.15;
            margin: 0 0 16px;
        }
        .hero-schedule h1 .accent {
            color: var(--color-secondary);
        }
        .hero-schedule p.hero-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.08rem;
            line-height: 1.7;
            max-width: 560px;
            margin: 0 0 28px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-stats-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 36px;
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .data-num {
            font-size: 2.3rem;
            color: #fff;
        }
        .hero-stat-item .data-num .accent {
            color: var(--color-accent);
        }
        .hero-stat-item .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }
        .hero-schedule-panel {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-panel);
            padding: 24px;
            backdrop-filter: blur(8px);
        }
        .hero-panel-title {
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }
        .hero-panel-title .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-accent);
        }
        .hero-match-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-match-item:last-child {
            border-bottom: none;
        }
        .hero-match-time {
            font-family: var(--font-data);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-accent);
            min-width: 56px;
        }
        .hero-match-info {
            flex: 1;
        }
        .hero-match-teams {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
        }
        .hero-match-league {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.78rem;
        }
        .hero-match-status {
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .status-upcoming {
            background-color: rgba(198, 240, 78, 0.15);
            color: var(--color-accent);
        }
        .status-live {
            background-color: rgba(226, 17, 72, 0.2);
            color: #ff6b8a;
        }
        .status-done {
            background-color: rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.6);
        }
        @media (max-width: 1024px) {
            .hero-schedule-grid {
                grid-template-columns: 1fr;
            }
            .hero-schedule h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 520px) {
            .hero-schedule h1 {
                font-size: 1.7rem;
            }
            .hero-schedule {
                padding: 32px 0 48px;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat-item .data-num {
                font-size: 1.6rem;
            }
        }

        /* Filter bar */
        .filter-bar {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            box-shadow: var(--shadow-sm);
        }
        .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .filter-chip {
            padding: 7px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-muted);
            background: var(--color-bg);
            border: 1px solid transparent;
            transition: all 0.2s ease;
            cursor: pointer;
        }
        .filter-chip:hover {
            color: var(--color-ink);
            border-color: var(--color-line);
        }
        .filter-chip.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            border-color: var(--color-primary);
        }
        .filter-chip.chip-accent {
            background: rgba(198, 240, 78, 0.15);
            color: #3d5a1e;
            border-color: rgba(198, 240, 78, 0.4);
        }
        .filter-chip.chip-accent.active {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Focus match */
        .focus-match-card {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            background: var(--color-primary);
            border-radius: var(--radius-panel);
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .focus-match-img {
            position: relative;
            min-height: 340px;
            background-size: cover;
            background-position: center;
        }
        .focus-match-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(16,24,32,0.2), rgba(16,24,32,0.7));
        }
        .focus-match-body {
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 16px;
        }
        .focus-match-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--color-accent);
            background: rgba(198,240,78,0.12);
            border: 1px solid rgba(198,240,78,0.3);
            padding: 5px 12px;
            border-radius: 999px;
            width: fit-content;
        }
        .focus-match-title {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.3;
            margin: 0;
        }
        .focus-match-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            color: rgba(255,255,255,0.65);
            font-size: 0.88rem;
        }
        .focus-match-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .focus-match-note {
            color: rgba(255,255,255,0.55);
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0;
        }
        .focus-match-actions {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .focus-match-card {
                grid-template-columns: 1fr;
            }
            .focus-match-img {
                min-height: 220px;
            }
            .focus-match-body {
                padding: 24px 20px;
            }
            .focus-match-title {
                font-size: 1.3rem;
            }
        }

        /* Timeline */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .timeline-date-group {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 8px 0 4px;
        }
        .timeline-date-group::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--color-line);
        }
        .match-card {
            display: grid;
            grid-template-columns: auto 180px 1fr auto;
            gap: 16px;
            align-items: center;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            transition: all 0.25s ease;
        }
        .match-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #d0d7dd;
        }
        .match-card-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 52px;
            font-family: var(--font-data);
        }
        .match-card-date .day {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-ink);
            line-height: 1;
        }
        .match-card-date .month {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--color-muted);
            text-transform: uppercase;
        }
        .match-card-time {
            font-family: var(--font-data);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--color-secondary);
        }
        .match-card-league {
            font-size: 0.72rem;
            color: var(--color-muted);
        }
        .match-card-info {
            min-width: 0;
        }
        .match-card-teams {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-ink);
        }
        .match-card-sub {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 4px;
            font-size: 0.78rem;
            color: var(--color-muted);
        }
        .match-card-status {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .badge-football {
            background: #eef6ff;
            color: #1a5fa8;
            border: 1px solid #c9e2fa;
        }
        .badge-basketball {
            background: #fff5f0;
            color: #c2450e;
            border: 1px solid #ffd9c4;
        }
        .badge-tennis {
            background: #f0fdf4;
            color: #15803d;
            border: 1px solid #b9edc7;
        }
        .badge-esports {
            background: #f8f0ff;
            color: #6d28d9;
            border: 1px solid #e2c6ff;
        }
        .badge-mixed {
            background: #fff8f0;
            color: #b45309;
            border: 1px solid #fde2b8;
        }
        @media (max-width: 768px) {
            .match-card {
                grid-template-columns: auto 1fr auto;
                gap: 10px;
                padding: 14px 16px;
            }
            .match-card-date .day {
                font-size: 1.4rem;
            }
            .match-card-teams {
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .match-card {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .match-card-date {
                flex-direction: row;
                align-items: baseline;
                gap: 6px;
                min-width: auto;
            }
            .match-card-date .day {
                font-size: 1.2rem;
            }
            .match-card-time {
                font-size: 1rem;
            }
            .match-card-status {
                width: fit-content;
            }
        }

        /* Service cards asymmetric */
        .service-grid-asym {
            display: grid;
            grid-template-columns: 1.3fr 1fr 0.9fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }
        .service-card-asym {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all 0.25s ease;
        }
        .service-card-asym:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .service-card-asym.wide {
            grid-row: span 2;
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .service-card-asym.wide p {
            color: rgba(255,255,255,0.65);
        }
        .service-card-asym.wide .service-icon {
            background: rgba(198,240,78,0.15);
            color: var(--color-accent);
        }
        .service-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--color-secondary);
            margin-bottom: 14px;
            font-family: var(--font-data);
        }
        .service-card-asym h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .service-card-asym p {
            font-size: 0.9rem;
            color: var(--color-muted);
            margin: 0 0 14px;
            line-height: 1.65;
        }
        .service-card-asym .service-links {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .service-tag {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 999px;
            background: var(--color-bg);
            color: var(--color-muted);
        }
        .service-card-asym.wide .service-tag {
            background: rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.7);
        }
        @media (max-width: 768px) {
            .service-grid-asym {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .service-card-asym.wide {
                grid-column: span 2;
                grid-row: span 1;
            }
        }
        @media (max-width: 520px) {
            .service-grid-asym {
                grid-template-columns: 1fr;
            }
            .service-card-asym.wide {
                grid-column: span 1;
            }
        }

        /* Update mechanism */
        .update-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-panel);
            padding: 28px 32px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }
        .update-panel h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .update-panel p {
            color: var(--color-muted);
            font-size: 0.92rem;
            line-height: 1.7;
            margin: 0;
        }
        .update-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .update-stat-box {
            background: var(--color-bg);
            border-radius: 12px;
            padding: 16px;
            text-align: center;
        }
        .update-stat-box .data-num {
            font-size: 1.8rem;
            color: var(--color-ink);
        }
        .update-stat-box .stat-label {
            font-size: 0.75rem;
            color: var(--color-muted);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .update-panel {
                grid-template-columns: 1fr;
                padding: 24px 20px;
            }
            .update-stats {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 520px) {
            .update-stats {
                grid-template-columns: 1fr;
            }
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.2s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--color-ink);
            text-align: left;
            transition: all 0.2s ease;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-secondary);
            transition: transform 0.25s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-secondary);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 22px;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(140deg, var(--color-primary) 0%, var(--color-primary-light) 60%, #1d2c3a 100%);
            border-radius: var(--radius-panel);
            padding: 48px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
            box-shadow: var(--shadow-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(198,240,78,0.12), transparent 70%);
            pointer-events: none;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .cta-section p {
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
            line-height: 1.7;
            margin: 0 0 20px;
            max-width: 440px;
        }
        .cta-form {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .cta-form label {
            font-size: 0.8rem;
            font-weight: 600;
            color: rgba(255,255,255,0.7);
        }
        .cta-form input,
        .cta-form select {
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 10px;
            padding: 10px 14px;
            color: #fff;
            font-size: 0.9rem;
            transition: all 0.2s ease;
            width: 100%;
        }
        .cta-form input::placeholder {
            color: rgba(255,255,255,0.35);
        }
        .cta-form input:focus,
        .cta-form select:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(198,240,78,0.15);
        }
        .cta-form select option {
            background: var(--color-primary);
            color: #fff;
        }
        .cta-form .btn {
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .cta-section {
                grid-template-columns: 1fr;
                padding: 32px 24px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        /* Decorative divider */
        .divider-accent {
            display: flex;
            align-items: center;
            gap: 12px;
            margin: 24px 0;
        }
        .divider-accent::before,
        .divider-accent::after {
            content: '';
            flex: 1;
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(to right, transparent, var(--color-line));
        }
        .divider-accent::after {
            background: linear-gradient(to left, transparent, var(--color-line));
        }
        .divider-accent .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-secondary);
        }

/* roulang page: category1 */
:root {
            --color-primary: #101820;
            --color-primary-light: #151E28;
            --color-secondary: #FF4E1A;
            --color-secondary-hover: #E0440F;
            --color-accent: #C6F04E;
            --color-bg: #F4F6F8;
            --color-surface: #FFFFFF;
            --color-ink: #1A1E24;
            --color-muted: #5C6470;
            --color-line: #E2E7EC;
            --color-success: #16A34A;
            --color-danger: #E11D48;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-panel: 20px;
            --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
            --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
            --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
            --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
            --max-width: 1280px;
            --px-mobile: 16px;
            --px-tablet: 32px;
            --px-desktop: 48px;
            --section-gap: 48px;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
        }
        
        a:hover {
            opacity: 0.85;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        
        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--px-mobile);
            padding-right: var(--px-mobile);
        }
        
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 20px rgba(16, 24, 32, 0.3);
        }
        
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 1.4rem;
            color: #fff;
            letter-spacing: -0.5px;
        }
        
        .logo-link:hover {
            opacity: 0.9;
        }
        
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 0.9rem;
            letter-spacing: -1px;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.4);
        }
        
        .logo-text {
            display: flex;
            flex-direction: column;
        }
        
        .logo-text-main {
            font-size: 1.35rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }
        
        .logo-text-sub {
            font-size: 0.6rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 1px;
            text-transform: uppercase;
            line-height: 1.4;
        }
        
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        
        .desktop-nav a.nav-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.87rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            transition: all 0.2s ease;
        }
        
        .desktop-nav a.nav-link:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }
        
        .desktop-nav a.nav-link.active {
            color: #fff;
            font-weight: 700;
        }
        
        .desktop-nav a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }
        
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        
        .live-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(198, 240, 78, 0.12);
            border: 1px solid rgba(198, 240, 78, 0.3);
            color: var(--color-accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }
        
        .live-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
            animation: pulse-dot 2s infinite;
        }
        
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            padding: 12px 24px;
        }
        
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        
        .btn-primary {
            background-color: var(--color-secondary);
            color: #fff;
            box-shadow: 0 2px 10px rgba(255, 78, 26, 0.25);
        }
        
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 78, 26, 0.35);
            opacity: 1;
        }
        
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.2);
        }
        
        .btn-secondary {
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            background: transparent;
        }
        
        .btn-secondary:hover {
            background-color: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
            opacity: 1;
        }
        
        .btn-secondary-dark {
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            background: transparent;
        }
        
        .btn-secondary-dark:hover {
            background-color: #fff;
            color: var(--color-primary);
            border-color: #fff;
            transform: translateY(-2px);
            opacity: 1;
        }
        
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
        }
        
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #fff;
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        
        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            background-color: var(--color-primary);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 12px var(--px-mobile) 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        
        .mobile-menu.open {
            max-height: 500px;
            padding-top: 12px;
            padding-bottom: 20px;
        }
        
        .mobile-menu a {
            color: rgba(255, 255, 255, 0.75);
            padding: 12px 8px;
            border-radius: 8px;
            font-weight: 500;
        }
        
        .mobile-menu a.active {
            color: #fff;
            font-weight: 700;
            background-color: rgba(255, 255, 255, 0.08);
        }
        
        .mobile-menu a:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: #fff;
            opacity: 1;
        }
        
        /* Hero */
        .hero {
            background-color: var(--color-primary);
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
        }
        
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(16,24,32,0.75) 0%, rgba(16,24,32,0.9) 60%, rgba(16,24,32,0.98) 100%);
        }
        
        .hero-inner {
            position: relative;
            z-index: 2;
            padding: 70px 0 80px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        
        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        
        .hero-title .highlight {
            color: var(--color-accent);
        }
        
        .hero-subtitle {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 520px;
        }
        
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        
        .hero-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        
        .hero-badge {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: #fff;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        
        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
        }
        
        .hero-panel {
            background: rgba(21, 30, 40, 0.92);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-panel);
            padding: 24px;
            box-shadow: var(--shadow-dark);
        }
        
        .hero-panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
        }
        
        .hero-panel-header .label {
            color: rgba(255, 255, 255, 0.55);
            font-weight: 500;
            font-size: 0.8rem;
        }
        
        .mini-bars {
            display: flex;
            gap: 6px;
            margin-bottom: 20px;
        }
        
        .mini-bar {
            flex: 1;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 6px 6px 0 0;
            height: 60px;
            position: relative;
            overflow: hidden;
        }
        
        .mini-bar .fill {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(180deg, var(--color-secondary) 0%, #c73a0d 100%);
            border-radius: 6px 6px 0 0;
            transition: height 0.6s ease;
        }
        
        .mini-bar .fill.accent {
            background: linear-gradient(180deg, var(--color-accent) 0%, #8aa832 100%);
        }
        
        .data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
        }
        
        .data-row:last-child {
            border-bottom: none;
        }
        
        .data-row .value {
            color: #fff;
            font-weight: 700;
            font-family: var(--font-data);
            font-size: 1.2rem;
        }
        
        .data-row .trend-up {
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.85rem;
        }
        
        .data-row .trend-down {
            color: #f87171;
            font-weight: 600;
            font-size: 0.85rem;
        }
        
        /* Section */
        .section {
            padding: var(--section-gap) 0;
        }
        
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-secondary);
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        
        .section-label::before {
            content: '';
            width: 16px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }
        
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-ink);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        
        .section-subtitle {
            color: var(--color-muted);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 32px;
        }
        
        /* Metric Cards */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            margin-bottom: 24px;
        }
        
        .metric-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }
        
        .metric-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: rgba(255, 78, 26, 0.2);
        }
        
        .metric-label {
            color: var(--color-muted);
            font-size: 0.8rem;
            font-weight: 500;
            margin-bottom: 8px;
        }
        
        .metric-value {
            font-family: var(--font-data);
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--color-primary);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        
        .metric-value .suffix {
            font-size: 1.1rem;
            color: var(--color-muted);
            font-weight: 600;
            margin-left: 2px;
        }
        
        .metric-change {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        
        .metric-change.up {
            color: var(--color-success);
        }
        
        .metric-change.down {
            color: var(--color-danger);
        }
        
        /* Trend Section */
        .trend-panel {
            background: var(--color-primary);
            border-radius: var(--radius-panel);
            padding: 32px;
            box-shadow: var(--shadow-lg);
        }
        
        .trend-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 16px;
        }
        
        .trend-title {
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
        }
        
        .trend-tabs {
            display: flex;
            gap: 8px;
        }
        
        .trend-tab {
            padding: 8px 16px;
            border-radius: 8px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: all 0.2s ease;
        }
        
        .trend-tab.active {
            background-color: var(--color-secondary);
            color: #fff;
            border-color: var(--color-secondary);
        }
        
        .trend-tab:hover {
            background-color: rgba(255, 255, 255, 0.08);
            color: #fff;
            opacity: 1;
        }
        
        .chart-bars {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 8px;
            height: 220px;
            margin-bottom: 12px;
            padding: 0 4px;
        }
        
        .chart-bar {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            height: 100%;
            justify-content: flex-end;
        }
        
        .chart-bar .bar-fill {
            width: 100%;
            max-width: 32px;
            background: linear-gradient(180deg, var(--color-secondary) 0%, #c73a0d 100%);
            border-radius: 8px 8px 4px 4px;
            min-height: 10px;
            transition: height 0.6s ease;
        }
        
        .chart-bar .bar-fill.highlight {
            background: linear-gradient(180deg, var(--color-accent) 0%, #8aa832 100%);
        }
        
        .chart-bar .bar-label {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.7rem;
            white-space: nowrap;
        }
        
        .chart-legend {
            display: flex;
            gap: 20px;
            justify-content: center;
            margin-top: 16px;
            flex-wrap: wrap;
        }
        
        .chart-legend span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.8rem;
        }
        
        .chart-legend .legend-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
        }
        
        .chart-legend .legend-dot.orange {
            background-color: var(--color-secondary);
        }
        
        .chart-legend .legend-dot.green {
            background-color: var(--color-accent);
        }
        
        /* Dimension Cards */
        .dim-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .dim-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        
        .dim-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(255, 78, 26, 0.25);
        }
        
        .dim-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 78, 26, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }
        
        .dim-icon svg {
            width: 22px;
            height: 22px;
            stroke: var(--color-secondary);
            fill: none;
            stroke-width: 2;
        }
        
        .dim-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-ink);
            margin-bottom: 8px;
        }
        
        .dim-desc {
            color: var(--color-muted);
            font-size: 0.85rem;
            line-height: 1.7;
            flex: 1;
        }
        
        .dim-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 12px;
        }
        
        .dim-tag {
            background: var(--color-bg);
            border: 1px solid var(--color-line);
            border-radius: 6px;
            padding: 3px 10px;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--color-muted);
        }
        
        /* Content Area */
        .content-area {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        
        .content-area.reverse {
            direction: rtl;
        }
        
        .content-area.reverse > * {
            direction: ltr;
        }
        
        .content-image {
            border-radius: var(--radius-panel);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        
        .content-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-panel);
        }
        
        .content-body {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        
        .content-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-ink);
        }
        
        .content-body p {
            color: var(--color-muted);
            line-height: 1.8;
            font-size: 0.95rem;
        }
        
        .content-quote {
            border-left: 3px solid var(--color-secondary);
            background: rgba(255, 78, 26, 0.05);
            padding: 12px 16px;
            border-radius: 0 8px 8px 0;
            color: var(--color-ink);
            font-size: 0.9rem;
            font-weight: 500;
            line-height: 1.7;
        }
        
        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all 0.25s ease;
        }
        
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--color-ink);
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        
        .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-muted);
            font-weight: 700;
            font-size: 1.2rem;
            transition: all 0.25s ease;
        }
        
        .faq-item.open .faq-toggle {
            background: var(--color-secondary);
            color: #fff;
            transform: rotate(45deg);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 24px;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-bottom: 20px;
        }
        
        /* CTA Form */
        .cta-form-section {
            background: var(--color-primary);
            border-radius: var(--radius-panel);
            padding: 48px;
            box-shadow: var(--shadow-dark);
        }
        
        .cta-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        
        .cta-form-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        
        .cta-form-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        
        .form-group {
            margin-bottom: 16px;
        }
        
        .form-label {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 6px;
        }
        
        .form-input, .form-select {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.95rem;
            transition: all 0.2s ease;
        }
        
        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        
        .form-input:focus, .form-select:focus {
            outline: none;
            border-color: var(--color-secondary);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(255, 78, 26, 0.2);
        }
        
        .form-select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='white' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
        }
        
        .form-select option {
            background: var(--color-primary);
            color: #fff;
        }
        
        .form-submit {
            width: 100%;
            padding: 14px 24px;
            background: var(--color-secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.25s ease;
            cursor: pointer;
        }
        
        .form-submit:hover {
            background: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 78, 26, 0.35);
        }
        
        .form-submit:active {
            transform: translateY(0);
        }
        
        .form-note {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
            margin-top: 10px;
            text-align: center;
        }
        
        /* Footer */
        .site-footer {
            background: var(--color-primary);
            padding: 56px 0 28px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        
        .footer-brand h3 {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }
        
        .footer-col h4 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }
        
        .footer-col a:hover {
            color: var(--color-accent);
            opacity: 1;
        }
        
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
            justify-content: space-between;
            align-items: center;
        }
        
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        
        .footer-bottom a:hover {
            color: var(--color-accent);
            opacity: 1;
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .desktop-nav {
                gap: 0;
            }
            .desktop-nav a.nav-link {
                padding: 8px 8px;
                font-size: 0.8rem;
            }
            .live-badge {
                display: none;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 50px 0 60px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .metrics-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            .metric-card:last-child {
                grid-column: span 2;
            }
            .dim-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .content-area {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .content-area.reverse {
                direction: ltr;
            }
            .cta-form-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .live-badge {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                display: flex;
            }
            .header-right .btn {
                display: none;
            }
            .hero-inner {
                padding: 40px 0 50px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .metric-card:last-child {
                grid-column: span 2;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .dim-grid {
                grid-template-columns: 1fr;
            }
            .content-image {
                border-radius: var(--radius-card);
            }
            .content-image img {
                border-radius: var(--radius-card);
            }
            .cta-form-section {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .chart-bars {
                height: 150px;
            }
            .trend-panel {
                padding: 20px;
            }
        }
        
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .metric-card:last-child {
                grid-column: span 1;
            }
            .section {
                padding: 32px 0;
            }
            .chart-bars {
                height: 120px;
                gap: 4px;
            }
            .chart-bar .bar-label {
                font-size: 0.6rem;
            }
            .trend-tabs {
                flex-wrap: wrap;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #101820;
            --color-primary-light: #151E28;
            --color-secondary: #FF4E1A;
            --color-secondary-hover: #E0440F;
            --color-accent: #C6F04E;
            --color-bg: #F4F6F8;
            --color-surface: #FFFFFF;
            --color-ink: #1A1E24;
            --color-muted: #5C6470;
            --color-line: #E2E7EC;
            --color-success: #16A34A;
            --color-danger: #E11D48;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-panel: 20px;
            --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
            --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
            --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
            --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
            --max-width: 1280px;
            --px-mobile: 16px;
            --px-tablet: 32px;
            --px-desktop: 48px;
            --section-gap: 72px;
        }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a { text-decoration: none; color: inherit; transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease; }
        a:hover { opacity: 0.85; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; }
        button { cursor: pointer; border: none; background: none; }
        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }
        .container-main { max-width: var(--max-width); margin: 0 auto; padding-left: var(--px-mobile); padding-right: var(--px-mobile); }
        /* Header */
        .site-header { position: sticky; top: 0; z-index: 100; background-color: var(--color-primary); border-bottom: 1px solid rgba(255,255,255,0.08); box-shadow: 0 4px 20px rgba(16,24,32,0.3); }
        .site-header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
        .logo-link { display: flex; align-items: center; gap: 10px; flex-shrink: 0; font-weight: 800; font-size: 1.4rem; color: #fff; letter-spacing: -0.5px; }
        .logo-link:hover { opacity: 0.9; }
        .logo-mark { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 900; font-size: 0.9rem; letter-spacing: -1px; flex-shrink: 0; box-shadow: 0 2px 8px rgba(255,78,26,0.4); }
        .logo-text { display: flex; flex-direction: column; }
        .logo-text-main { font-size: 1.35rem; font-weight: 800; line-height: 1.2; color: #fff; }
        .logo-text-sub { font-size: 0.6rem; font-weight: 500; color: rgba(255,255,255,0.55); letter-spacing: 1px; text-transform: uppercase; line-height: 1.4; }
        .desktop-nav { display: flex; align-items: center; gap: 4px; flex-wrap: nowrap; }
        .desktop-nav a.nav-link { color: rgba(255,255,255,0.7); font-size: 0.87rem; font-weight: 500; padding: 8px 12px; border-radius: 8px; white-space: nowrap; position: relative; transition: all 0.2s ease; }
        .desktop-nav a.nav-link:hover { color: #fff; background-color: rgba(255,255,255,0.06); opacity: 1; }
        .desktop-nav a.nav-link.active { color: #fff; font-weight: 700; }
        .desktop-nav a.nav-link.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 3px; border-radius: 2px; background-color: var(--color-secondary); }
        .header-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
        .live-badge { display: flex; align-items: center; gap: 6px; background-color: rgba(198,240,78,0.12); border: 1px solid rgba(198,240,78,0.3); color: var(--color-accent); padding: 6px 12px; border-radius: 999px; font-size: 0.75rem; font-weight: 600; white-space: nowrap; }
        .live-dot { width: 8px; height: 8px; border-radius: 999px; background-color: var(--color-accent); box-shadow: 0 0 0 4px rgba(198,240,78,0.2); animation: pulse 1.8s infinite; }
        @keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
        .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; border-radius: var(--radius-btn); transition: all 0.25s ease; white-space: nowrap; }
        .btn-primary { background-color: var(--color-secondary); color: #fff; padding: 10px 22px; box-shadow: 0 2px 12px rgba(255,78,26,0.25); }
        .btn-primary:hover { background-color: var(--color-secondary-hover); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255,78,26,0.35); opacity: 1; }
        .btn-primary:active { transform: translateY(0); }
        .btn-sm { padding: 6px 14px; font-size: 0.85rem; border-radius: 10px; }
        .btn-dark { background-color: var(--color-primary); color: #fff; padding: 10px 22px; }
        .btn-dark:hover { background-color: #1e2a36; transform: translateY(-2px); opacity: 1; }
        .btn-outline-light { background: transparent; border: 1px solid rgba(255,255,255,0.3); color: #fff; padding: 10px 22px; }
        .btn-outline-light:hover { background-color: rgba(255,255,255,0.1); border-color: var(--color-accent); color: var(--color-accent); opacity: 1; }
        .hamburger { display: none; width: 40px; height: 40px; flex-direction: column; justify-content: center; align-items: center; gap: 4px; border-radius: 10px; background-color: rgba(255,255,255,0.05); }
        .hamburger span { display: block; width: 18px; height: 2px; background-color: #fff; border-radius: 2px; transition: all 0.3s ease; }
        .mobile-menu { display: none; flex-direction: column; background-color: var(--color-primary-light); border-bottom: 1px solid rgba(255,255,255,0.08); padding: 16px; gap: 8px; }
        .mobile-menu a { color: rgba(255,255,255,0.7); padding: 10px 16px; border-radius: 8px; font-size: 0.95rem; font-weight: 500; }
        .mobile-menu a:hover { background-color: rgba(255,255,255,0.06); color: #fff; }
        .mobile-menu a.active { color: var(--color-secondary); font-weight: 700; background-color: rgba(255,78,26,0.1); }
        /* Footer */
        .site-footer { background-color: var(--color-primary); color: rgba(255,255,255,0.75); padding: 56px 0 28px; margin-top: var(--section-gap); }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
        .footer-brand h3 { color: #fff; font-size: 1.6rem; font-weight: 800; margin-bottom: 12px; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.6; margin-bottom: 0; }
        .footer-col h4 { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 16px; }
        .footer-col a { display: block; color: rgba(255,255,255,0.6); font-size: 0.9rem; padding: 4px 0; }
        .footer-col a:hover { color: var(--color-accent); opacity: 1; }
        .footer-bottom { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; padding-top: 24px; font-size: 0.75rem; color: rgba(255,255,255,0.45); }
        .footer-bottom a { color: rgba(255,255,255,0.6); }
        .footer-bottom a:hover { color: var(--color-accent); opacity: 1; }
        /* Page-specific */
        .compare-page { background-color: var(--color-primary); }
        .compare-hero { background: radial-gradient(circle at 80% 20%, rgba(198,240,78,0.12) 0%, transparent 40%), linear-gradient(135deg, #101820 0%, #151E28 70%, #1e2a36 100%); color: #fff; padding: 72px 0 64px; position: relative; overflow: hidden; }
        .compare-hero::before { content: ''; position: absolute; top: -40%; right: -20%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(255,78,26,0.2) 0%, transparent 70%); border-radius: 50%; }
        .compare-hero .container-main { position: relative; z-index: 2; }
        .compare-hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
        .hero-title { font-size: 3.2rem; font-weight: 900; line-height: 1.15; letter-spacing: -0.5px; margin-bottom: 20px; }
        .hero-subtitle { font-size: 1.1rem; line-height: 1.8; color: rgba(255,255,255,0.75); max-width: 520px; }
        .hero-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
        .hero-badge { background-color: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); color: #fff; padding: 6px 14px; border-radius: 999px; font-size: 0.8rem; font-weight: 600; }
        .hero-panel { background-color: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-panel); padding: 24px; box-shadow: var(--shadow-dark); }
        .hero-panel-title { font-size: 0.85rem; font-weight: 700; color: var(--color-accent); margin-bottom: 16px; letter-spacing: 0.5px; }
        .hero-stat-row { display: flex; gap: 24px; flex-wrap: wrap; }
        .hero-stat-item { flex: 1; min-width: 100px; }
        .hero-stat-num { font-family: var(--font-data); font-size: 2.4rem; font-weight: 900; color: #fff; line-height: 1; }
        .hero-stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin-top: 6px; }
        .compare-section { padding: 56px 0; }
        .section-header { max-width: 680px; margin-bottom: 40px; }
        .section-eyebrow { display: inline-block; background-color: rgba(198,240,78,0.15); color: var(--color-primary); padding: 4px 12px; border-radius: 999px; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.5px; margin-bottom: 12px; }
        .section-title { font-size: 2rem; font-weight: 900; color: var(--color-ink); line-height: 1.2; margin-bottom: 8px; }
        .section-desc { color: var(--color-muted); font-size: 1rem; line-height: 1.8; }
        .compare-panel-dark { background-color: var(--color-primary); border-radius: var(--radius-panel); padding: 40px; color: #fff; box-shadow: var(--shadow-dark); }
        .compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
        .compare-card { background-color: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-card); padding: 28px; transition: all 0.25s ease; }
        .compare-card:hover { border-color: rgba(198,240,78,0.4); background-color: rgba(255,255,255,0.06); transform: translateY(-4px); }
        .compare-card h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 8px; color: #fff; }
        .compare-card .subtitle { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 20px; }
        .compare-metric { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
        .compare-metric-label { font-size: 0.9rem; color: rgba(255,255,255,0.7); }
        .compare-metric-val { font-family: var(--font-data); font-size: 1.6rem; font-weight: 900; color: #fff; }
        .compare-metric-diff { font-size: 0.8rem; font-weight: 700; padding: 4px 8px; border-radius: 6px; }
        .diff-positive { background-color: rgba(22,163,74,0.2); color: #4ade80; }
        .diff-negative { background-color: rgba(225,29,72,0.2); color: #fb7185; }
        .compare-card .btn { width: 100%; margin-top: 20px; }
        .conclusion-block { margin-top: 24px; background-color: rgba(198,240,78,0.08); border: 1px solid rgba(198,240,78,0.3); border-radius: var(--radius-card); padding: 20px; }
        .conclusion-block h4 { font-size: 1rem; font-weight: 700; color: var(--color-accent); margin-bottom: 8px; }
        .conclusion-block p { font-size: 0.95rem; color: rgba(255,255,255,0.8); line-height: 1.7; }
        .filter-bar { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; background-color: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-card); padding: 16px 20px; box-shadow: var(--shadow-sm); margin-bottom: 32px; }
        .filter-label { font-size: 0.85rem; font-weight: 700; color: var(--color-ink); }
        .filter-select { background-color: var(--color-bg); border: 1px solid var(--color-line); border-radius: 8px; padding: 8px 12px; font-size: 0.85rem; min-width: 140px; }
        .filter-select:focus { outline: 2px solid var(--color-accent); border-color: transparent; }
        .data-method-box { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
        .method-item { background-color: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-card); padding: 24px; }
        .method-item h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
        .method-item p { font-size: 0.9rem; color: var(--color-muted); line-height: 1.7; }
        .faq-list { max-width: 760px; margin: 0 auto; }
        .faq-item { border: 1px solid var(--color-line); border-radius: var(--radius-card); margin-bottom: 12px; background-color: var(--color-surface); overflow: hidden; transition: all 0.15s ease; }
        .faq-item.open { border-color: var(--color-secondary); box-shadow: var(--shadow-md); }
        .faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 18px 20px; font-weight: 700; color: var(--color-ink); text-align: left; background: none; border: none; cursor: pointer; }
        .faq-question span { flex: 1; }
        .faq-icon { width: 28px; height: 28px; border-radius: 8px; background-color: var(--color-bg); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 700; color: var(--color-secondary); transition: transform 0.2s ease; flex-shrink: 0; }
        .faq-item.open .faq-icon { transform: rotate(45deg); background-color: rgba(255,78,26,0.1); }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; }
        .faq-answer-inner { padding: 0 20px 20px; color: var(--color-muted); font-size: 0.9rem; line-height: 1.8; }
        .cta-section { background-color: var(--color-primary); position: relative; overflow: hidden; }
        .cta-section .container-main { position: relative; z-index: 2; }
        .cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 56px 0; }
        .cta-title { font-size: 2.2rem; font-weight: 900; color: #fff; line-height: 1.2; margin-bottom: 16px; }
        .cta-desc { font-size: 1rem; color: rgba(255,255,255,0.7); line-height: 1.8; }
        .cta-form { background-color: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius-panel); padding: 32px; }
        .cta-form .form-group { margin-bottom: 16px; }
        .cta-form label { display: block; font-size: 0.85rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
        .cta-form input, .cta-form select { width: 100%; background-color: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2); border-radius: 10px; padding: 12px 16px; color: #fff; font-size: 0.95rem; transition: all 0.2s ease; }
        .cta-form input::placeholder { color: rgba(255,255,255,0.4); }
        .cta-form input:focus, .cta-form select:focus { outline: 2px solid var(--color-accent); border-color: transparent; background-color: rgba(255,255,255,0.12); }
        .cta-form select option { color: var(--color-ink); background-color: #fff; }
        @media (max-width: 1024px) {
            .desktop-nav { display: none; }
            .hamburger { display: flex; }
            .mobile-menu.open { display: flex; }
            .compare-hero-inner { grid-template-columns: 1fr; gap: 32px; }
            .compare-grid { grid-template-columns: 1fr; }
            .data-method-box { grid-template-columns: repeat(2, 1fr); }
            .cta-inner { grid-template-columns: 1fr; gap: 32px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .hero-title { font-size: 2.6rem; }
        }
        @media (max-width: 768px) {
            .site-header-inner { height: 64px; }
            .logo-text-sub { display: none; }
            .hero-title { font-size: 2rem; }
            .compare-panel-dark { padding: 24px; }
            .data-method-box { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
            .section-title { font-size: 1.6rem; }
        }
        @media (max-width: 520px) {
            .hero-title { font-size: 1.7rem; }
            .hero-subtitle { font-size: 1rem; }
            .hero-stat-num { font-size: 2rem; }
            .compare-panel-dark { padding: 16px; }
            .compare-card { padding: 18px; }
        }

/* roulang page: category3 */
:root {
      --color-primary: #101820;
      --color-primary-light: #151E28;
      --color-secondary: #FF4E1A;
      --color-secondary-hover: #E0440F;
      --color-accent: #C6F04E;
      --color-bg: #F4F6F8;
      --color-surface: #FFFFFF;
      --color-ink: #1A1E24;
      --color-muted: #5C6470;
      --color-line: #E2E7EC;
      --color-success: #16A34A;
      --color-danger: #E11D48;
      --radius-btn: 12px;
      --radius-card: 16px;
      --radius-panel: 20px;
      --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
      --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
      --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
      --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
      --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
      --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
      --max-width: 1280px;
      --px-mobile: 16px;
      --px-tablet: 32px;
      --px-desktop: 48px;
      --section-gap: 72px;
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: var(--font-sans);
      font-size: 16px;
      line-height: 1.7;
      color: var(--color-ink);
      background-color: var(--color-bg);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
    }
    a:hover {
      opacity: 0.85;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
      line-height: inherit;
    }
    button {
      cursor: pointer;
      border: none;
      background: none;
    }
    button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 3px;
      border-radius: 4px;
    }
    .container-main {
      max-width: var(--max-width);
      margin: 0 auto;
      padding-left: var(--px-mobile);
      padding-right: var(--px-mobile);
    }
    /* Header / Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background-color: var(--color-primary);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      box-shadow: 0 4px 20px rgba(16, 24, 32, 0.3);
    }
    .site-header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 16px;
    }
    .logo-link {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      font-weight: 800;
      font-size: 1.4rem;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .logo-link:hover {
      opacity: 0.9;
    }
    .logo-mark {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 900;
      font-size: 0.9rem;
      letter-spacing: -1px;
      flex-shrink: 0;
      box-shadow: 0 2px 8px rgba(255, 78, 26, 0.4);
    }
    .logo-text {
      display: flex;
      flex-direction: column;
    }
    .logo-text-main {
      font-size: 1.35rem;
      font-weight: 800;
      line-height: 1.2;
      color: #fff;
    }
    .logo-text-sub {
      font-size: 0.6rem;
      font-weight: 500;
      color: rgba(255, 255, 255, 0.55);
      letter-spacing: 1px;
      text-transform: uppercase;
      line-height: 1.4;
    }
    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      flex-wrap: nowrap;
    }
    .desktop-nav a.nav-link {
      color: rgba(255, 255, 255, 0.7);
      font-size: 0.87rem;
      font-weight: 500;
      padding: 8px 12px;
      border-radius: 8px;
      white-space: nowrap;
      position: relative;
      transition: all 0.2s ease;
    }
    .desktop-nav a.nav-link:hover {
      color: #fff;
      background-color: rgba(255, 255, 255, 0.06);
      opacity: 1;
    }
    .desktop-nav a.nav-link.active {
      color: #fff;
      font-weight: 700;
    }
    .desktop-nav a.nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 2px;
      left: 50%;
      transform: translateX(-50%);
      width: 20px;
      height: 3px;
      border-radius: 2px;
      background-color: var(--color-secondary);
    }
    .header-right {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }
    .live-badge {
      display: flex;
      align-items: center;
      gap: 6px;
      background-color: rgba(198, 240, 78, 0.12);
      border: 1px solid rgba(198, 240, 78, 0.3);
      color: #C6F04E;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 999px;
      white-space: nowrap;
    }
    .live-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: var(--color-accent);
      box-shadow: 0 0 0 0 rgba(198, 240, 78, 0.7);
      animation: pulse 1.8s infinite;
    }
    @keyframes pulse {
      0% { box-shadow: 0 0 0 0 rgba(198, 240, 78, 0.7); }
      70% { box-shadow: 0 0 0 6px rgba(198, 240, 78, 0); }
      100% { box-shadow: 0 0 0 0 rgba(198, 240, 78, 0); }
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      border-radius: var(--radius-btn);
      padding: 10px 20px;
      line-height: 1.2;
      transition: all 0.2s ease;
      border: 1px solid transparent;
    }
    .btn-primary {
      background-color: var(--color-secondary);
      color: #fff;
    }
    .btn-primary:hover {
      background-color: var(--color-secondary-hover);
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(255, 78, 26, 0.25);
    }
    .btn-primary:active {
      transform: translateY(0);
      box-shadow: none;
    }
    .btn-primary:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 3px;
    }
    .btn-sm {
      padding: 8px 16px;
      font-size: 0.85rem;
    }
    .btn-ghost {
      background-color: transparent;
      color: #fff;
      border-color: rgba(255, 255, 255, 0.4);
    }
    .btn-ghost:hover {
      background-color: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.7);
    }
    .hamburger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 44px;
      height: 44px;
      padding: 8px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.08);
    }
    .hamburger span {
      display: block;
      width: 100%;
      height: 2px;
      background: #fff;
      border-radius: 2px;
      transition: all 0.3s ease;
    }
    .mobile-menu {
      display: none;
      flex-direction: column;
      padding: 16px 24px 24px;
      background-color: var(--color-primary);
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .mobile-menu a {
      color: rgba(255, 255, 255, 0.8);
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      font-weight: 500;
    }
    .mobile-menu a.active {
      color: #fff;
      font-weight: 700;
    }
    .mobile-menu a:last-of-type {
      border-bottom: none;
    }
    /* Hero */
    .hero-archive {
      background: var(--color-primary);
      color: #fff;
      padding: 64px 0;
      position: relative;
      overflow: hidden;
    }
    .hero-archive::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-2.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.18;
      pointer-events: none;
    }
    .hero-archive .container-main {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }
    .hero-archive h1 {
      font-size: clamp(2.5rem, 5vw, 4rem);
      font-weight: 900;
      line-height: 1.2;
      letter-spacing: -1px;
      margin-bottom: 20px;
    }
    .hero-archive h1 .accent {
      color: var(--color-secondary);
    }
    .hero-archive .hero-sub {
      font-size: 1.15rem;
      color: rgba(255, 255, 255, 0.8);
      max-width: 600px;
      margin-bottom: 32px;
    }
    .hero-cta-group {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }
    .hero-stats-panel {
      background: rgba(21, 30, 40, 0.8);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-panel);
      padding: 28px;
      backdrop-filter: blur(8px);
    }
    .hero-stat-row {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .hero-stat-row:last-child {
      border-bottom: none;
    }
    .hero-stat-label {
      color: rgba(255, 255, 255, 0.6);
      font-size: 0.85rem;
    }
    .hero-stat-value {
      font-family: var(--font-data);
      font-weight: 900;
      font-size: 1.8rem;
      color: var(--color-accent);
      line-height: 1;
    }
    /* Section titles */
    .section {
      padding: var(--section-gap) 0;
    }
    .section-head {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 32px;
    }
    .section-head h2 {
      font-size: 2rem;
      font-weight: 900;
      letter-spacing: -0.5px;
      color: var(--color-primary);
    }
    .section-head .section-sub {
      color: var(--color-muted);
      max-width: 500px;
      text-align: right;
    }
    /* Filter bar */
    .filter-bar {
      background: var(--color-surface);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-panel);
      padding: 20px 24px;
      margin-bottom: 32px;
    }
    .filter-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
    }
    .filter-label {
      font-weight: 700;
      color: var(--color-primary);
      margin-right: 8px;
    }
    .filter-btn {
      padding: 6px 16px;
      border-radius: 999px;
      background: #f0f2f5;
      color: var(--color-muted);
      font-size: 0.85rem;
      font-weight: 600;
      border: 1px solid transparent;
      transition: all 0.2s;
    }
    .filter-btn:hover {
      background: #e2e7ec;
      color: var(--color-ink);
    }
    .filter-btn.active {
      background: var(--color-primary);
      color: #fff;
    }
    /* Profile cards grid */
    .profiles-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .profile-card {
      background: var(--color-surface);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: transform 0.2s, box-shadow 0.2s;
      display: flex;
      flex-direction: column;
    }
    .profile-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
    }
    .profile-card .card-img {
      position: relative;
      aspect-ratio: 16/9;
      background: #dfe5ea;
    }
    .profile-card .card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .profile-card .card-body {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .profile-card .card-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #f0f2f5;
      color: var(--color-muted);
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 999px;
      width: fit-content;
    }
    .profile-card h3 {
      font-size: 1.35rem;
      font-weight: 800;
      line-height: 1.3;
      color: var(--color-primary);
    }
    .profile-card .card-desc {
      font-size: 0.9rem;
      color: var(--color-muted);
      line-height: 1.6;
    }
    .metric-bar-row {
      display: flex;
      gap: 12px;
      align-items: center;
      font-size: 0.8rem;
      color: var(--color-muted);
    }
    .metric-bar-track {
      flex: 1;
      height: 8px;
      background: #eef1f4;
      border-radius: 999px;
      overflow: hidden;
    }
    .metric-bar-fill {
      height: 100%;
      border-radius: 999px;
      background: var(--color-secondary);
    }
    .metric-bar-fill.green {
      background: var(--color-success);
    }
    .metric-bar-fill.accent {
      background: var(--color-accent);
    }
    .profile-card .card-link {
      margin-top: auto;
      font-weight: 700;
      color: var(--color-secondary);
      font-size: 0.9rem;
    }
    .profile-card.wide {
      grid-column: span 2;
    }
    .profile-card.tall {
      grid-row: span 2;
    }
    /* Method / deep content */
    .method-section {
      background: var(--color-surface);
    }
    .method-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .method-text h2 {
      font-size: 2rem;
      font-weight: 900;
      color: var(--color-primary);
      margin-bottom: 20px;
    }
    .method-text p {
      color: var(--color-ink);
      margin-bottom: 16px;
      font-size: 1.05rem;
    }
    .method-image {
      border-radius: var(--radius-panel);
      overflow: hidden;
      background: #e4e8ec;
    }
    .method-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    /* Data bars highlight */
    .data-highlight {
      background: var(--color-primary);
      color: #fff;
      padding: var(--section-gap) 0;
    }
    .data-highlight h2 {
      color: #fff;
    }
    .compare-panel {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .compare-box {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-panel);
      padding: 28px;
    }
    .compare-box .compare-title {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 20px;
    }
    .compare-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.9rem;
    }
    .compare-row:last-child {
      border-bottom: none;
    }
    .compare-value {
      font-family: var(--font-data);
      font-weight: 900;
      font-size: 1.5rem;
      color: var(--color-accent);
    }
    .diff-badge {
      background: var(--color-secondary);
      color: #fff;
      border-radius: 999px;
      padding: 2px 10px;
      font-size: 0.75rem;
      font-weight: 700;
    }
    /* Applications */
    .applications-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 24px;
    }
    .app-card {
      background: var(--color-surface);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-card);
      padding: 28px;
      transition: all 0.2s;
    }
    .app-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-2px);
    }
    .app-card.wide {
      background: var(--color-primary);
      color: #fff;
    }
    .app-card h3 {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .app-card p {
      color: var(--color-muted);
      font-size: 0.9rem;
    }
    .app-card.wide p {
      color: rgba(255, 255, 255, 0.7);
    }
    /* FAQ */
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--color-surface);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-card);
      margin-bottom: 12px;
      overflow: hidden;
    }
    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 24px;
      font-weight: 700;
      color: var(--color-primary);
      background: var(--color-surface);
      text-align: left;
      font-size: 1rem;
    }
    .faq-question:hover {
      background: #fafbfc;
    }
    .faq-icon {
      font-size: 1.4rem;
      color: var(--color-secondary);
      transition: transform 0.2s;
      flex-shrink: 0;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.25s ease, padding 0.25s ease;
      padding: 0 24px;
      color: var(--color-muted);
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      padding-bottom: 18px;
    }
    /* CTA / form */
    .cta-section {
      background: var(--color-primary);
      color: #fff;
      padding: var(--section-gap) 0;
    }
    .cta-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .cta-text h2 {
      font-size: 2.2rem;
      font-weight: 900;
      margin-bottom: 16px;
    }
    .cta-text p {
      color: rgba(255, 255, 255, 0.7);
      margin-bottom: 24px;
    }
    .cta-form {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-panel);
      padding: 32px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: rgba(255, 255, 255, 0.8);
    }
    .form-group input,
    .form-group select {
      width: 100%;
      padding: 12px 16px;
      border-radius: 12px;
      border: 1px solid rgba(255, 255, 255, 0.15);
      background: #fff;
      color: var(--color-ink);
      font-size: 1rem;
    }
    .form-group input:focus,
    .form-group select:focus {
      outline: 2px solid var(--color-secondary);
      outline-offset: 1px;
      border-color: var(--color-secondary);
    }
    /* Footer */
    .site-footer {
      background: #0b1016;
      color: rgba(255, 255, 255, 0.7);
      padding: 48px 0 24px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 32px;
      margin-bottom: 32px;
    }
    .footer-brand h3 {
      color: #fff;
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 0.9rem;
      max-width: 300px;
    }
    .footer-col h4 {
      color: #fff;
      font-weight: 700;
      margin-bottom: 12px;
      font-size: 1rem;
    }
    .footer-col a {
      display: block;
      padding: 6px 0;
      font-size: 0.9rem;
    }
    .footer-col a:hover {
      color: #fff;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 20px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px 24px;
      font-size: 0.8rem;
      color: rgba(255, 255, 255, 0.5);
    }
    .footer-bottom a {
      color: rgba(255, 255, 255, 0.7);
    }
    .footer-bottom a:hover {
      color: #fff;
      opacity: 1;
    }
    /* Responsive */
    @media (max-width: 1024px) {
      .desktop-nav {
        display: none;
      }
      .hamburger {
        display: flex;
      }
      .mobile-menu.open {
        display: flex;
      }
      .hero-archive .container-main,
      .cta-grid,
      .method-grid {
        grid-template-columns: 1fr;
      }
      .profiles-grid {
        grid-template-columns: 1fr 1fr;
      }
      .profile-card.wide {
        grid-column: span 1;
      }
      .applications-grid {
        grid-template-columns: 1fr;
      }
      .compare-panel {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 640px) {
      .profiles-grid {
        grid-template-columns: 1fr;
      }
      .profile-card.wide {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .section-head {
        flex-direction: column;
        align-items: flex-start;
      }
      .section-head .section-sub {
        text-align: left;
      }
      .hero-stats-panel {
        padding: 20px;
      }
      .hero-stat-value {
        font-size: 1.5rem;
      }
      .hero-archive {
        padding: 40px 0;
      }
      .btn {
        padding: 10px 16px;
      }
    }

/* roulang page: category5 */
:root {
            --color-primary: #101820;
            --color-primary-light: #151E28;
            --color-secondary: #FF4E1A;
            --color-secondary-hover: #E0440F;
            --color-accent: #C6F04E;
            --color-bg: #F4F6F8;
            --color-surface: #FFFFFF;
            --color-ink: #1A1E24;
            --color-muted: #5C6470;
            --color-line: #E2E7EC;
            --color-success: #16A34A;
            --color-danger: #E11D48;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-panel: 20px;
            --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
            --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
            --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
            --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
            --max-width: 1280px;
            --px-mobile: 16px;
            --px-tablet: 32px;
            --px-desktop: 48px;
            --section-gap: 48px;
        }

        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
        }
        a:hover {
            opacity: 0.85;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--px-mobile);
            padding-right: var(--px-mobile);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 20px rgba(16, 24, 32, 0.3);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 1.4rem;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .logo-link:hover {
            opacity: 0.9;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 0.9rem;
            letter-spacing: -1px;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.4);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
        }
        .logo-text-main {
            font-size: 1.35rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }
        .logo-text-sub {
            font-size: 0.6rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 1px;
            text-transform: uppercase;
            line-height: 1.4;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .desktop-nav a.nav-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.87rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            transition: all 0.2s ease;
        }
        .desktop-nav a.nav-link:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }
        .desktop-nav a.nav-link.active {
            color: #fff;
            font-weight: 700;
        }
        .desktop-nav a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .live-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(198, 240, 78, 0.12);
            border: 1px solid rgba(198, 240, 78, 0.3);
            color: var(--color-accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 5px 10px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .live-dot {
            width: 7px;
            height: 7px;
            border-radius: 999px;
            background-color: var(--color-accent);
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.7);
            }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
            text-decoration: none;
            line-height: 1.4;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn:hover {
            opacity: 1;
        }
        .btn-primary {
            background-color: var(--color-secondary);
            color: #fff;
            padding: 12px 24px;
            box-shadow: 0 4px 14px rgba(255, 78, 26, 0.3);
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 78, 26, 0.4);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.3);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--color-ink);
            border: 1.5px solid var(--color-primary);
            padding: 11px 22px;
        }
        .btn-secondary:hover {
            background-color: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 14px 30px;
            font-size: 1.05rem;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background-color: #fff;
            border-radius: 3px;
            transition: all 0.3s ease;
        }
        .mobile-menu {
            display: none;
            background-color: var(--color-primary);
            padding: 16px 20px 20px;
            flex-direction: column;
            gap: 4px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            padding: 10px 12px;
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .mobile-menu a:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }
        .mobile-menu a.active {
            color: #fff;
            font-weight: 700;
            background-color: rgba(255, 78, 26, 0.12);
        }

        /* Page header / Banner */
        .page-banner {
            background-color: var(--color-primary);
            color: #fff;
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 78, 26, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -5%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(198, 240, 78, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-banner-content {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .page-banner-text {
            flex: 1 1 55%;
            min-width: 280px;
        }
        .page-banner-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(198, 240, 78, 0.1);
            border: 1px solid rgba(198, 240, 78, 0.25);
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-size: 2.5rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: -1px;
            margin-bottom: 14px;
            color: #fff;
        }
        .page-banner h1 span {
            color: var(--color-accent);
        }
        .page-banner .sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 640px;
            line-height: 1.8;
        }
        .banner-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .banner-stat {
            text-align: left;
        }
        .banner-stat .num {
            font-family: var(--font-data);
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.1;
            letter-spacing: -1px;
        }
        .banner-stat .num em {
            font-style: normal;
            color: var(--color-secondary);
            font-size: 1.8rem;
        }
        .banner-stat .label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        /* Filter bar */
        .filter-bar {
            background-color: var(--color-surface);
            border-bottom: 1px solid var(--color-line);
            padding: 14px 0;
            position: sticky;
            top: 72px;
            z-index: 50;
        }
        .filter-bar-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-label {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-muted);
            margin-right: 6px;
            flex-shrink: 0;
        }
        .filter-chip {
            font-size: 0.82rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            border: 1.5px solid var(--color-line);
            background: var(--color-surface);
            color: var(--color-muted);
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            opacity: 1;
        }
        .filter-chip.active {
            background-color: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
        }

        /* News featured */
        .news-featured {
            padding: 40px 0 16px;
        }
        .featured-card {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 0;
            background: var(--color-surface);
            border-radius: var(--radius-panel);
            overflow: hidden;
            border: 1px solid var(--color-line);
            box-shadow: var(--shadow-md);
            transition: box-shadow 0.3s ease;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-lg);
        }
        .featured-img {
            position: relative;
            min-height: 320px;
            background-size: cover;
            background-position: center;
        }
        .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }
        .featured-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background-color: var(--color-secondary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 999px;
            letter-spacing: 0.05em;
        }
        .featured-body {
            padding: 28px 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 14px;
        }
        .featured-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--color-muted);
        }
        .featured-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-line);
        }
        .featured-title {
            font-size: 1.6rem;
            font-weight: 800;
            line-height: 1.4;
            color: var(--color-ink);
            letter-spacing: -0.5px;
        }
        .featured-desc {
            font-size: 0.95rem;
            color: var(--color-muted);
            line-height: 1.8;
        }
        .featured-link {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.2s ease;
        }
        .featured-link:hover {
            gap: 10px;
            opacity: 1;
        }

        /* News list */
        .news-list-section {
            padding: 24px 0 40px;
        }
        .news-list-item {
            display: grid;
            grid-template-columns: 80px 1fr auto;
            gap: 20px;
            align-items: flex-start;
            padding: 22px 0;
            border-bottom: 1px solid var(--color-line);
            transition: all 0.25s ease;
            background: transparent;
        }
        .news-list-item:hover {
            background: var(--color-surface);
            padding-left: 16px;
            padding-right: 16px;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
        }
        .news-date {
            text-align: center;
            font-family: var(--font-data);
            font-weight: 800;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 12px;
            padding: 10px 6px;
            min-width: 76px;
            transition: all 0.25s ease;
        }
        .news-list-item:hover .news-date {
            border-color: var(--color-secondary);
            background: #fff;
        }
        .news-date .day {
            font-size: 1.8rem;
            line-height: 1;
            color: var(--color-primary);
            letter-spacing: -1px;
        }
        .news-date .month {
            font-size: 0.7rem;
            color: var(--color-muted);
            font-weight: 600;
            margin-top: 4px;
        }
        .news-content {
            flex: 1;
        }
        .news-category {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--color-secondary);
            background: rgba(255, 78, 26, 0.08);
            padding: 3px 10px;
            border-radius: 999px;
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }
        .news-title {
            font-size: 1.15rem;
            font-weight: 750;
            color: var(--color-ink);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .news-title a:hover {
            color: var(--color-secondary);
            opacity: 1;
        }
        .news-summary {
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.8;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-secondary);
            margin-top: 10px;
            transition: all 0.2s ease;
        }
        .news-readmore:hover {
            gap: 10px;
            opacity: 1;
        }
        .news-img-thumb {
            width: 160px;
            height: 110px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
            align-self: center;
        }
        .news-img-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .news-list-item:hover .news-img-thumb img {
            transform: scale(1.05);
        }

        /* Topic strip */
        .topic-strip {
            padding: 32px 0;
            background: var(--color-surface);
            border-top: 1px solid var(--color-line);
            border-bottom: 1px solid var(--color-line);
        }
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .topic-card {
            background: var(--color-bg);
            border-radius: 14px;
            padding: 20px;
            border: 1px solid var(--color-line);
            transition: all 0.25s ease;
        }
        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-secondary);
        }
        .topic-card .icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
            color: var(--color-accent);
            font-weight: 800;
            font-size: 1.1rem;
        }
        .topic-card h3 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-ink);
        }
        .topic-card p {
            font-size: 0.8rem;
            color: var(--color-muted);
            line-height: 1.6;
        }

        /* CTA section */
        .cta-section {
            padding: 48px 0 56px;
            background: var(--color-primary);
            color: #fff;
        }
        .cta-panel {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: center;
        }
        .cta-text h2 {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            color: #fff;
        }
        .cta-text p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: 10px;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.1);
        }

        /* FAQ */
        .faq-section {
            padding: 48px 0 56px;
        }
        .faq-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 14px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.2s ease, box-shadow 0.25s ease;
        }
        .faq-item.open {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-sm);
        }
        .faq-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 20px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-ink);
            text-align: left;
            transition: all 0.2s ease;
            gap: 16px;
        }
        .faq-btn:hover {
            color: var(--color-secondary);
            opacity: 1;
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-muted);
            transition: all 0.25s ease;
        }
        .faq-item.open .faq-icon {
            background: var(--color-secondary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-content {
            max-height: 240px;
            padding: 0 20px 18px;
        }
        .faq-content p {
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.8;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.65);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 24px;
        }
        .footer-brand h3 {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: all 0.2s ease;
        }
        .footer-col a:hover {
            color: var(--color-accent);
            opacity: 1;
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            align-items: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.42);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
            opacity: 1;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .desktop-nav {
                gap: 2px;
            }
            .desktop-nav a.nav-link {
                padding: 6px 8px;
                font-size: 0.8rem;
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-img {
                min-height: 220px;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.open {
                display: flex;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat .num {
                font-size: 2rem;
            }
            .news-list-item {
                grid-template-columns: 64px 1fr;
                gap: 14px;
                padding: 16px 0;
            }
            .news-img-thumb {
                display: none;
            }
            .news-date .day {
                font-size: 1.3rem;
            }
            .news-date {
                min-width: 60px;
                padding: 8px 4px;
            }
            .news-title {
                font-size: 1rem;
            }
            .cta-panel {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: span 2;
            }
        }
        @media (max-width: 520px) {
            .page-banner {
                padding: 32px 0 28px;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .live-badge {
                display: none;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .news-list-item {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .news-date {
                display: flex;
                align-items: center;
                gap: 10px;
                background: none;
                border: none;
                padding: 0;
                min-width: auto;
            }
            .news-date .day {
                font-size: 1rem;
                color: var(--color-secondary);
            }
            .news-date .month {
                margin-top: 0;
                font-size: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #101820;
            --color-primary-light: #151E28;
            --color-secondary: #FF4E1A;
            --color-secondary-hover: #E0440F;
            --color-accent: #C6F04E;
            --color-bg: #F4F6F8;
            --color-surface: #FFFFFF;
            --color-ink: #1A1E24;
            --color-muted: #5C6470;
            --color-line: #E2E7EC;
            --color-success: #16A34A;
            --color-danger: #E11D48;
            --radius-btn: 12px;
            --radius-card: 16px;
            --radius-panel: 20px;
            --shadow-sm: 0 1px 2px rgba(16, 24, 32, 0.04);
            --shadow-md: 0 4px 12px rgba(16, 24, 32, 0.07);
            --shadow-lg: 0 12px 32px rgba(16, 24, 32, 0.10);
            --shadow-dark: 0 16px 48px rgba(16, 24, 32, 0.35);
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-data: 'Barlow Condensed', 'DIN Alternate', 'Roboto Condensed', 'Noto Sans SC', sans-serif;
            --max-width: 1280px;
            --px-mobile: 16px;
            --px-tablet: 32px;
            --px-desktop: 48px;
            --section-gap: 48px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-ink);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
        }
        a:hover {
            opacity: 0.85;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--px-mobile);
            padding-right: var(--px-mobile);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 20px rgba(16, 24, 32, 0.3);
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 1.4rem;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .logo-link:hover {
            opacity: 0.9;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-secondary) 0%, #c73a0d 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 0.9rem;
            letter-spacing: -1px;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.4);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
        }
        .logo-text-main {
            font-size: 1.35rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }
        .logo-text-sub {
            font-size: 0.6rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 1px;
            text-transform: uppercase;
            line-height: 1.4;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .desktop-nav a.nav-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.87rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            transition: all 0.2s ease;
        }
        .desktop-nav a.nav-link:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }
        .desktop-nav a.nav-link.active {
            color: #fff;
            font-weight: 700;
        }
        .desktop-nav a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background-color: var(--color-secondary);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .live-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            background-color: rgba(198, 240, 78, 0.12);
            border: 1px solid rgba(198, 240, 78, 0.3);
            color: var(--color-accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-accent);
            animation: pulse-dot 1.6s ease-in-out infinite;
            flex-shrink: 0;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn:hover {
            opacity: 1;
        }
        .btn-primary {
            background-color: var(--color-secondary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(255, 78, 26, 0.35);
        }
        .btn-primary:hover {
            background-color: var(--color-secondary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(224, 68, 15, 0.45);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-outline:hover {
            background-color: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 800;
        }
        .btn-accent:hover {
            background-color: #b8e043;
            color: var(--color-primary);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 1rem;
            border-radius: 14px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background-color: #fff;
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .hamburger:hover span {
            background-color: var(--color-accent);
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background-color: var(--color-primary);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 12px 16px 20px;
            gap: 4px;
        }
        .mobile-menu a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.92rem;
            font-weight: 500;
            padding: 10px 14px;
            border-radius: 10px;
            transition: all 0.2s ease;
        }
        .mobile-menu a:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.06);
            opacity: 1;
        }
        .mobile-menu a.active {
            color: #fff;
            font-weight: 700;
            background-color: rgba(255, 78, 26, 0.15);
            border-left: 3px solid var(--color-secondary);
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.3;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 1rem;
            color: var(--color-muted);
            max-width: 640px;
            line-height: 1.7;
        }
        .event-hero {
            background-color: var(--color-primary);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: 80px 0;
        }
        .event-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16, 24, 32, 0.95) 0%, rgba(16, 24, 32, 0.75) 50%, rgba(16, 24, 32, 0.6) 100%);
        }
        .event-hero .container-main {
            position: relative;
            z-index: 1;
        }
        .event-hero h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            letter-spacing: -1px;
            max-width: 700px;
        }
        .event-hero .hero-sub {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            line-height: 1.8;
        }
        .countdown-display {
            display: flex;
            gap: 12px;
            margin: 24px 0;
            flex-wrap: wrap;
        }
        .countdown-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            border-radius: 16px;
            padding: 16px 22px;
            text-align: center;
            min-width: 88px;
        }
        .countdown-num {
            font-family: var(--font-data);
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--color-accent);
            line-height: 1.1;
            letter-spacing: 1px;
        }
        .countdown-label {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 2px;
            margin-top: 4px;
        }
        .event-status-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(198, 240, 78, 0.15);
            border: 1px solid rgba(198, 240, 78, 0.4);
            color: var(--color-accent);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .event-status-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-accent);
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        .stat-highlight-card {
            background: var(--color-surface);
            border: 2px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .stat-highlight-card:hover {
            border-color: var(--color-secondary);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .stat-highlight-num {
            font-family: var(--font-data);
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--color-secondary);
            line-height: 1.1;
        }
        .stat-highlight-label {
            font-size: 0.82rem;
            color: var(--color-muted);
            margin-top: 6px;
        }
        .feature-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-panel);
            padding: 28px;
            transition: all 0.3s ease;
        }
        .feature-panel:hover {
            box-shadow: var(--shadow-lg);
            border-color: #d0d7de;
        }
        .step-list {
            counter-reset: step-counter;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            transition: all 0.3s ease;
        }
        .step-item:hover {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--color-primary);
            color: var(--color-accent);
            font-family: var(--font-data);
            font-weight: 900;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            letter-spacing: -0.5px;
        }
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
            margin-bottom: 12px;
        }
        .faq-item:hover {
            border-color: #c0c8d0;
        }
        .faq-item.active {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            cursor: pointer;
            gap: 16px;
            width: 100%;
            text-align: left;
            background: none;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
            transition: transform 0.25s ease;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--color-secondary);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 22px;
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.75;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .form-panel {
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-panel);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }
        .form-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16, 24, 32, 0.97) 0%, rgba(16, 24, 32, 0.82) 100%);
        }
        .form-panel .form-inner {
            position: relative;
            z-index: 1;
        }
        .form-panel h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 8px;
            letter-spacing: -0.5px;
        }
        .form-panel p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
        }
        .form-input {
            width: 100%;
            padding: 14px 18px;
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            color: #fff;
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }
        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .form-input:focus {
            outline: none;
            border-color: var(--color-secondary);
            background-color: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(255, 78, 26, 0.25);
        }
        .form-select {
            width: 100%;
            padding: 14px 18px;
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            color: #fff;
            font-size: 0.95rem;
            appearance: none;
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .form-select option {
            color: var(--color-primary);
            background-color: #fff;
        }
        .form-select:focus {
            outline: none;
            border-color: var(--color-secondary);
            box-shadow: 0 0 0 3px rgba(255, 78, 26, 0.25);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            padding: 48px 0 24px;
        }
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0;
        }
        .site-footer h3 {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .site-footer p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: color 0.2s ease;
        }
        .site-footer a:hover {
            color: var(--color-accent);
            opacity: 1;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 24px;
            padding: 20px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            display: inline;
            color: rgba(255, 255, 255, 0.45);
            padding: 0;
            font-size: 0.78rem;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .event-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .event-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .event-card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }
        .event-card-body {
            padding: 20px 24px;
        }
        .event-card-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--color-secondary);
            background: rgba(255, 78, 26, 0.08);
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }
        .event-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 10px 0 6px;
            line-height: 1.4;
        }
        .event-card-desc {
            font-size: 0.88rem;
            color: var(--color-muted);
            line-height: 1.65;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
            .site-header-inner {
                height: 64px;
            }
            .event-hero h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .countdown-num {
                font-size: 2rem;
            }
            .countdown-item {
                min-width: 70px;
                padding: 12px 16px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 36px 0;
            }
            .event-hero {
                min-height: 480px;
                padding: 48px 0;
            }
            .event-hero h1 {
                font-size: 1.8rem;
            }
            .event-hero .hero-sub {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .form-panel {
                padding: 32px 20px;
            }
            .live-badge {
                display: none;
            }
            .header-right .btn-primary {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding: 32px 0 12px;
            }
            .countdown-display {
                gap: 8px;
            }
            .countdown-item {
                min-width: 60px;
                padding: 10px 12px;
                border-radius: 10px;
            }
            .countdown-num {
                font-size: 1.6rem;
            }
            .countdown-label {
                font-size: 0.65rem;
                letter-spacing: 1px;
            }
        }
        @media (max-width: 520px) {
            .event-hero h1 {
                font-size: 1.6rem;
            }
            .step-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px;
            }
            .stat-highlight-num {
                font-size: 1.8rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }