/* roulang page: index */
:root {
            --color-primary: #0f1923;
            --color-primary-light: #1a2a3a;
            --color-accent: #ff5e3a;
            --color-accent-hover: #e84a2a;
            --color-accent-light: #fff0ec;
            --color-gold: #f0a500;
            --color-gold-light: #fff8e7;
            --color-bg: #f8f7f4;
            --color-bg-alt: #f0eeea;
            --color-white: #ffffff;
            --color-text: #1a1a1a;
            --color-text-mid: #555555;
            --color-text-light: #888888;
            --color-border: #e8e5e0;
            --color-border-light: #f0eeea;
            --color-success: #2ecc71;
            --color-success-bg: #eafaf1;
            --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-display: 'Noto Sans SC', 'Inter', sans-serif;
            --shadow-sm: 0 1px 3px rgba(15, 25, 35, 0.06);
            --shadow-md: 0 4px 16px rgba(15, 25, 35, 0.08);
            --shadow-lg: 0 12px 40px rgba(15, 25, 35, 0.12);
            --shadow-xl: 0 20px 60px rgba(15, 25, 35, 0.16);
            --shadow-card: 0 2px 12px rgba(15, 25, 35, 0.07);
            --shadow-card-hover: 0 8px 32px rgba(15, 25, 35, 0.13);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --max-width: 1200px;
            --nav-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
        }

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
            height: 100%;
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 18px;
            }
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.45rem;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            transition: opacity var(--transition-fast);
            white-space: nowrap;
        }

        .logo-link:hover {
            opacity: 0.82;
        }

        .logo-dot {
            display: inline-block;
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-mid);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 18px;
            right: 18px;
            height: 2.5px;
            border-radius: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform var(--transition-base);
        }

        .nav-links a:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }

        .nav-links a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-links a.active::after {
            transform: scaleX(1);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 22px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-white) !important;
            background: var(--color-accent) !important;
            border-radius: var(--radius-full) !important;
            transition: all var(--transition-base) !important;
            box-shadow: 0 2px 10px rgba(255, 94, 58, 0.3);
            letter-spacing: 0.02em;
        }

        .nav-cta::after {
            display: none !important;
        }

        .nav-cta:hover {
            background: var(--color-accent-hover) !important;
            box-shadow: 0 4px 18px rgba(255, 94, 58, 0.4) !important;
            transform: translateY(-1px);
            color: var(--color-white) !important;
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            border-radius: 2px;
            background: var(--color-primary);
            transition: all var(--transition-base);
        }

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 860px) {
            .mobile-menu-toggle {
                display: flex;
            }

            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--color-white);
                flex-direction: column;
                align-items: stretch;
                padding: 20px 18px;
                gap: 4px;
                transform: translateX(100%);
                transition: transform var(--transition-slow);
                z-index: 999;
                overflow-y: auto;
            }

            .nav-links.open {
                transform: translateX(0);
            }

            .nav-links a {
                padding: 14px 20px;
                font-size: 1.05rem;
                border-radius: var(--radius-md);
            }

            .nav-links a::after {
                display: none;
            }

            .nav-links a.active {
                background: var(--color-accent-light);
                color: var(--color-accent);
            }

            .nav-cta {
                margin-top: 8px;
                justify-content: center;
                text-align: center;
                border-radius: var(--radius-md) !important;
                padding: 14px 20px !important;
                font-size: 1rem !important;
            }
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 25, 35, 0.88) 0%, rgba(15, 25, 35, 0.72) 40%, rgba(15, 25, 35, 0.55) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 24px;
        }

        .hero-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 94, 58, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 94, 58, 0);
            }
        }

        .hero-title {
            font-family: var(--font-display);
            font-size: 3.2rem;
            font-weight: 900;
            color: #ffffff;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

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

        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 36px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 18px rgba(255, 94, 58, 0.4);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 8px 28px rgba(255, 94, 58, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
            color: #fff;
        }

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

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

        .btn-lg {
            padding: 16px 34px;
            font-size: 1.1rem;
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 0.875rem;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 520px;
            }
            .hero-content {
                padding: 50px 0;
            }
            .hero-title {
                font-size: 2.1rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.925rem;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: var(--color-white);
        }

        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 10px;
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 14px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-mid);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }
        .section-dark .section-label {
            color: var(--color-gold);
        }

        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .section-header {
                margin-bottom: 34px;
            }
        }

        /* ========== CATEGORY CARDS ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .category-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border-light);
        }

        .category-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .category-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .category-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-card-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent);
            background: var(--color-accent-light);
            padding: 5px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 12px;
            align-self: flex-start;
            letter-spacing: 0.03em;
        }

        .category-card-title {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .category-card-desc {
            font-size: 0.9rem;
            color: var(--color-text-mid);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }

        .category-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
            transition: gap var(--transition-fast);
        }

        .category-card-link:hover {
            gap: 10px;
            color: var(--color-accent);
        }

        @media (max-width: 860px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 540px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card-img {
                height: 180px;
            }
        }

        /* ========== EVENT TIMELINE / TICKET STYLE ========== */
        .event-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .event-item {
            display: flex;
            gap: 24px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
            align-items: center;
            border-left: 5px solid var(--color-accent);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .event-item::after {
            content: '';
            position: absolute;
            right: 0;
            top: 0;
            bottom: 0;
            width: 60px;
            background: repeating-linear-gradient(transparent,
                    transparent 8px,
                    var(--color-bg) 8px,
                    var(--color-bg) 16px);
            opacity: 0.5;
            pointer-events: none;
        }

        .event-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }

        .event-date-block {
            flex-shrink: 0;
            text-align: center;
            min-width: 70px;
            background: var(--color-accent-light);
            border-radius: var(--radius-md);
            padding: 14px 10px;
        }

        .event-date-day {
            font-size: 2rem;
            font-weight: 900;
            color: var(--color-accent);
            line-height: 1;
            font-family: var(--font-display);
        }

        .event-date-month {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

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

        .event-info h4 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .event-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.85rem;
            color: var(--color-text-mid);
        }

        .event-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .event-meta i {
            font-size: 0.75rem;
            color: var(--color-accent);
        }

        .event-countdown {
            flex-shrink: 0;
            text-align: center;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-md);
            padding: 14px 20px;
            min-width: 90px;
        }

        .event-countdown .countdown-number {
            font-size: 1.5rem;
            font-weight: 900;
            line-height: 1;
            font-family: var(--font-display);
        }

        .event-countdown .countdown-label {
            font-size: 0.7rem;
            letter-spacing: 0.05em;
            opacity: 0.8;
        }

        @media (max-width: 768px) {
            .event-item {
                flex-wrap: wrap;
                gap: 14px;
                padding: 18px;
                border-left-width: 4px;
            }
            .event-item::after {
                display: none;
            }
            .event-date-block {
                min-width: 56px;
                padding: 10px 8px;
            }
            .event-date-day {
                font-size: 1.5rem;
            }
            .event-countdown {
                min-width: 100%;
                display: flex;
                gap: 12px;
                justify-content: center;
                align-items: baseline;
                padding: 10px 16px;
            }
            .event-countdown .countdown-number {
                font-size: 1.2rem;
            }
        }

        /* ========== STATS SECTION ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item {
            padding: 28px 16px;
        }

        .stat-number {
            font-family: var(--font-display);
            font-size: 3rem;
            font-weight: 900;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-mid);
        }

        .section-dark .stat-label {
            color: rgba(255, 255, 255, 0.7);
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .stat-item {
                padding: 18px 10px;
            }
        }

        /* ========== CMS LIST ========== */
        .cms-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .cms-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
        }

        .cms-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: transparent;
        }

        .cms-card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

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

        .cms-card:hover .cms-card-img-wrap img {
            transform: scale(1.06);
        }

        .cms-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .cms-card-category {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 8px;
        }

        .cms-card-title {
            font-family: var(--font-display);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cms-card-summary {
            font-size: 0.85rem;
            color: var(--color-text-mid);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .cms-card-time {
            font-size: 0.8rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .cms-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--color-text-light);
            font-size: 1rem;
            grid-column: 1 / -1;
        }

        @media (max-width: 860px) {
            .cms-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 540px) {
            .cms-grid {
                grid-template-columns: 1fr;
            }
            .cms-card-img-wrap {
                height: 200px;
            }
        }

        /* ========== HIGHLIGHT CARDS ========== */
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .highlight-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
        }

        .highlight-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .highlight-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.5rem;
            color: var(--color-accent);
        }

        .highlight-card h4 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .highlight-card p {
            font-size: 0.9rem;
            color: var(--color-text-mid);
            line-height: 1.6;
        }

        @media (max-width: 860px) {
            .highlight-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 540px) {
            .highlight-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

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

        .testimonial-stars {
            color: var(--color-gold);
            font-size: 0.9rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text-mid);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-text);
        }

        .testimonial-author span {
            font-weight: 400;
            color: var(--color-text-light);
            font-size: 0.8rem;
        }

        @media (max-width: 860px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 540px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            cursor: pointer;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            font-family: var(--font-sans);
        }

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

        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-text-light);
            transition: transform var(--transition-base);
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-mid);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            text-align: center;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 25, 35, 0.85);
            z-index: 1;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 620px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-family: var(--font-display);
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }

        .cta-inner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 50px 0;
            }
            .cta-inner h2 {
                font-size: 1.6rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0c151e;
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 30px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-display);
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-links h5 {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 16px;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 22px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

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

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent);
        }
        .text-gold {
            color: var(--color-gold);
        }
        .mt-0 {
            margin-top: 0;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .text-center {
            text-align: center;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        @media (max-width: 520px) {
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
        }

        /* fade-in animation for sections */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-on-scroll {
            animation: fadeInUp 0.7s ease forwards;
        }

/* roulang page: article */
:root {
            --color-primary: #0f1b2d;
            --color-primary-light: #1a2f4a;
            --color-accent: #e8553a;
            --color-accent-hover: #cf4026;
            --color-accent-light: #fef0ed;
            --color-gold: #d4a853;
            --color-gold-light: #fdf6e8;
            --color-bg: #f8f9fb;
            --color-bg-alt: #f0f2f5;
            --color-white: #ffffff;
            --color-text: #1a1a2e;
            --color-text-secondary: #4a5568;
            --color-text-muted: #718096;
            --color-text-light: #9ca3af;
            --color-border: #e2e5ea;
            --color-border-light: #eef0f4;
            --color-shadow: rgba(15, 27, 45, 0.06);
            --color-shadow-md: rgba(15, 27, 45, 0.10);
            --color-shadow-lg: rgba(15, 27, 45, 0.14);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 9999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-article: 'PingFang SC', 'Noto Serif SC', 'Microsoft YaHei', 'Hiragino Sans GB', Georgia, 'Times New Roman', serif;
            --spacing-xs: 0.375rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.25rem;
            --spacing-lg: 2rem;
            --spacing-xl: 3rem;
            --spacing-2xl: 4.5rem;
            --spacing-3xl: 6rem;
            --section-gap: 5rem;
            --max-width: 1240px;
            --max-width-article: 780px;
            --max-width-narrow: 680px;
            --nav-height: 70px;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
        }

        ul,
        ol {
            list-style: none;
        }

        input,
        textarea {
            font-family: inherit;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        .container-narrow {
            width: 100%;
            max-width: var(--max-width-article);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition-normal);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            letter-spacing: -0.02em;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.05rem;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }

        .nav-links a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

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

        .nav-links .nav-cta {
            background: var(--color-accent);
            color: #fff !important;
            font-weight: 600;
            padding: 0.55rem 1.3rem;
            border-radius: var(--radius-full);
            margin-left: 0.5rem;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(232, 85, 58, 0.25);
        }

        .nav-links .nav-cta:hover {
            background: var(--color-accent-hover);
            color: #fff !important;
            box-shadow: 0 4px 16px rgba(232, 85, 58, 0.35);
            transform: translateY(-1px);
        }

        .nav-links .nav-cta i {
            margin-right: 0.35rem;
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            padding: 8px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            z-index: 1001;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }

            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: #fff;
                flex-direction: column;
                padding: 5rem 1.5rem 2rem;
                gap: 0.15rem;
                box-shadow: -8px 0 30px rgba(0, 0, 0, 0.1);
                transition: right var(--transition-slow);
                z-index: 1000;
                overflow-y: auto;
            }

            .nav-links.nav-open {
                right: 0;
            }

            .nav-links a {
                width: 100%;
                padding: 0.75rem 1rem;
                font-size: 1rem;
                border-radius: var(--radius-md);
            }

            .nav-links a.active::after {
                display: none;
            }

            .nav-links a.active {
                background: var(--color-bg-alt);
                border-left: 3px solid var(--color-accent);
            }

            .nav-links .nav-cta {
                margin-left: 0;
                margin-top: 0.5rem;
                justify-content: center;
                padding: 0.75rem 1.5rem;
            }

            .mobile-overlay {
                display: none;
                position: fixed;
                inset: 0;
                background: rgba(0, 0, 0, 0.35);
                z-index: 999;
            }

            .mobile-overlay.active {
                display: block;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--spacing-md);
            }

            .container-narrow {
                padding: 0 var(--spacing-md);
            }

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

            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            padding: var(--spacing-md) 0;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.4rem;
            font-size: 0.875rem;
            color: var(--color-text-muted);
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: var(--color-text-light);
            font-size: 0.7rem;
            margin: 0 0.15rem;
        }

        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* ========== ARTICLE MAIN ========== */
        .article-main {
            flex: 1;
            padding: var(--spacing-xl) 0 var(--spacing-3xl);
        }

        .article-header {
            text-align: left;
            margin-bottom: var(--spacing-xl);
        }

        .article-meta-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
        }

        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            background: var(--color-accent-light);
            color: var(--color-accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.3rem 0.75rem;
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
            text-transform: none;
        }

        .article-category-tag:hover {
            background: #fde2db;
            color: var(--color-accent-hover);
        }

        .article-date {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .article-date i {
            font-size: 0.8rem;
        }

        .article-reading-time {
            font-size: 0.8rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .article-separator-dot {
            width: 4px;
            height: 4px;
            background: var(--color-text-light);
            border-radius: 50%;
        }

        .article-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.3;
            letter-spacing: -0.02em;
            margin-bottom: var(--spacing-md);
        }

        .article-featured-image {
            margin-bottom: var(--spacing-xl);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 4px 20px var(--color-shadow-md);
        }

        .article-featured-image img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }

        .article-body {
            font-family: var(--font-article);
            font-size: 1.08rem;
            line-height: 1.85;
            color: var(--color-text);
            letter-spacing: 0.005em;
        }

        .article-body h2 {
            font-family: var(--font-sans);
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid var(--color-border-light);
            letter-spacing: -0.01em;
        }

        .article-body h3 {
            font-family: var(--font-sans);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--color-primary-light);
            margin: 1.8rem 0 0.8rem;
            letter-spacing: -0.005em;
        }

        .article-body h4 {
            font-family: var(--font-sans);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 1.4rem 0 0.6rem;
        }

        .article-body p {
            margin-bottom: 1.25rem;
        }

        .article-body strong {
            font-weight: 700;
            color: var(--color-primary);
        }

        .article-body a {
            color: var(--color-accent);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-thickness: 1px;
            transition: all var(--transition-fast);
        }

        .article-body a:hover {
            color: var(--color-accent-hover);
            text-decoration-thickness: 2px;
        }

        .article-body ul,
        .article-body ol {
            margin: 1rem 0 1.25rem 1.5rem;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body li {
            margin-bottom: 0.55rem;
            padding-left: 0.3rem;
        }

        .article-body li::marker {
            color: var(--color-accent);
        }

        .article-body blockquote {
            margin: 1.8rem 0;
            padding: 1.2rem 1.6rem;
            border-left: 4px solid var(--color-accent);
            background: var(--color-accent-light);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--color-text-secondary);
            font-size: 1.02rem;
        }

        .article-body blockquote p {
            margin-bottom: 0;
        }

        .article-body img {
            max-width: 100%;
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
            box-shadow: 0 3px 14px var(--color-shadow);
        }

        .article-body code {
            background: var(--color-bg-alt);
            padding: 0.15rem 0.45rem;
            border-radius: 4px;
            font-size: 0.9em;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            color: var(--color-accent);
        }

        .article-body pre {
            background: var(--color-primary);
            color: #e2e8f0;
            padding: 1.3rem 1.5rem;
            border-radius: var(--radius-md);
            overflow-x: auto;
            margin: 1.5rem 0;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .article-body pre code {
            background: none;
            color: inherit;
            padding: 0;
            font-size: inherit;
        }

        .article-body hr {
            border: none;
            height: 1px;
            background: var(--color-border);
            margin: 2.5rem 0;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
        }

        .article-body th,
        .article-body td {
            padding: 0.7rem 1rem;
            border: 1px solid var(--color-border);
            text-align: left;
        }

        .article-body th {
            background: var(--color-bg-alt);
            font-weight: 600;
            color: var(--color-primary);
        }

        /* ========== ARTICLE FOOTER ========== */
        .article-footer-meta {
            margin-top: var(--spacing-2xl);
            padding-top: var(--spacing-lg);
            border-top: 1px solid var(--color-border-light);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: var(--spacing-md);
            justify-content: space-between;
        }

        .article-tags-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .article-tags-row .tag-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        .article-tag {
            display: inline-block;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            background: var(--color-bg-alt);
            padding: 0.3rem 0.7rem;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
        }

        .article-tag:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .article-share-row {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .article-share-row .share-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }

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

        /* ========== RELATED POSTS ========== */
        .related-section {
            padding: var(--spacing-3xl) 0 var(--spacing-2xl);
            background: var(--color-white);
            border-top: 1px solid var(--color-border-light);
        }

        .related-section .section-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
        }

        .related-section .section-title {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            margin-bottom: var(--spacing-xl);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .related-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: 0 2px 10px var(--color-shadow);
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px var(--color-shadow-lg);
        }

        .related-card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
        }

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

        .related-card:hover .related-card-image img {
            transform: scale(1.05);
        }

        .related-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 0.25rem 0.65rem;
            border-radius: var(--radius-full);
            letter-spacing: 0.03em;
        }

        .related-card-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

        .related-card-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            letter-spacing: -0.01em;
        }

        .related-card-body h4 a {
            color: inherit;
        }

        .related-card-body h4 a:hover {
            color: var(--color-accent);
        }

        .related-card-body .related-card-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .related-card-body .related-card-desc {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-top: 0.25rem;
        }

        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        /* ========== NOT FOUND STATE ========== */
        .not-found-block {
            text-align: center;
            padding: var(--spacing-3xl) var(--spacing-lg);
            background: var(--color-white);
            border-radius: var(--radius-xl);
            box-shadow: 0 2px 16px var(--color-shadow);
            max-width: 560px;
            margin: var(--spacing-xl) auto;
        }

        .not-found-block .nf-icon {
            font-size: 4rem;
            color: var(--color-text-light);
            margin-bottom: var(--spacing-md);
        }

        .not-found-block h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
        }

        .not-found-block p {
            color: var(--color-text-muted);
            margin-bottom: var(--spacing-lg);
            line-height: 1.7;
        }

        .not-found-block .btn-return {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: 0 3px 12px rgba(232, 85, 58, 0.3);
        }

        .not-found-block .btn-return:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(232, 85, 58, 0.4);
            transform: translateY(-2px);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: var(--spacing-3xl) 0;
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.025);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-content h3 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.08rem;
            line-height: 1.7;
            margin-bottom: var(--spacing-xl);
        }

        .cta-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: var(--spacing-md);
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 0.8rem 2rem;
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 22px rgba(232, 85, 58, 0.45);
        }

        .btn-cta-primary:hover {
            background: #f25d45;
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(232, 85, 58, 0.55);
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.75rem 1.9rem;
            border: 2px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius-full);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

        .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-3px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: var(--spacing-3xl) 0 var(--spacing-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-2xl);
        }

        .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: var(--spacing-sm);
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 280px;
        }

        .footer-links h5 {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: #fff;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 0.55rem;
        }

        .footer-links ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        .footer-links ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--spacing-lg);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-lg);
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }

            .footer-brand p {
                max-width: 100%;
            }
        }

        /* ========== RESPONSIVE GLOBAL ========== */
        @media (max-width: 768px) {
            :root {
                --section-gap: 3rem;
                --spacing-3xl: 3rem;
                --spacing-2xl: 2.5rem;
            }

            .article-title {
                font-size: 1.6rem;
            }

            .article-body {
                font-size: 1rem;
                line-height: 1.75;
            }

            .article-body h2 {
                font-size: 1.3rem;
                margin: 2rem 0 0.9rem;
            }

            .article-body h3 {
                font-size: 1.12rem;
            }

            .article-footer-meta {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-content h3 {
                font-size: 1.5rem;
            }

            .related-section .section-title {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 520px) {
            .article-title {
                font-size: 1.35rem;
            }

            .breadcrumb {
                font-size: 0.78rem;
            }

            .article-category-tag {
                font-size: 0.72rem;
                padding: 0.25rem 0.6rem;
            }

            .article-date {
                font-size: 0.78rem;
            }

            .cta-content h3 {
                font-size: 1.3rem;
            }

            .btn-cta-primary,
            .btn-cta-outline {
                padding: 0.65rem 1.4rem;
                font-size: 0.9rem;
            }
        }

        /* ========== UTILITY ========== */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

/* roulang page: category1 */
:root {
            --color-primary: #ff5e3a;
            --color-primary-dark: #e04a2a;
            --color-primary-light: #ff7a5c;
            --color-primary-bg: #fff3ef;
            --color-accent: #ff9f0a;
            --color-dark: #1c1c1e;
            --color-text: #2d2d30;
            --color-text-soft: #636366;
            --color-text-light: #8e8e93;
            --color-bg: #fafafa;
            --color-bg-alt: #f5f5f7;
            --color-white: #ffffff;
            --color-border: #e5e5ea;
            --color-border-light: #f0f0f5;
            --color-success: #34c759;
            --color-warning: #ff9500;
            --color-error: #ff3b30;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.05), 0 8px 24px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 6px 24px rgba(0, 0, 0, 0.10), 0 16px 40px rgba(0, 0, 0, 0.06);
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', var(--font-sans);
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --max-width-narrow: 960px;
            --nav-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-dark);
        }

        h1 {
            font-size: 2.75rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2.1rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.45rem;
        }
        h4 {
            font-size: 1.2rem;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        .container-narrow {
            max-width: var(--max-width-narrow);
            margin: 0 auto;
            padding: 0 28px;
        }

        .section {
            padding: 72px 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-lg {
            padding: 96px 0;
        }
        .section-tight {
            padding: 40px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-primary);
            background: var(--color-primary-bg);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            max-width: 620px;
            line-height: 1.65;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-subtitle {
            margin: 0 auto;
        }

        .text-center {
            text-align: center;
        }
        .text-left {
            text-align: left;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }
        .logo {
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--color-dark);
            background: var(--color-bg-alt);
        }
        .nav-links a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2.5px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .nav-links .nav-cta {
            background: var(--color-primary);
            color: #fff !important;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: 24px;
            margin-left: 10px;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(255, 94, 58, 0.25);
        }
        .nav-links .nav-cta:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 6px 20px rgba(255, 94, 58, 0.35);
            transform: translateY(-1px);
            color: #fff !important;
        }
        .nav-links .nav-cta::after {
            display: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-dark);
            font-size: 1.3rem;
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            padding: 80px 0 88px;
            overflow: hidden;
            background: var(--color-dark);
            color: #fff;
            min-height: 480px;
            display: flex;
            align-items: center;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.55;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(135deg, rgba(28, 28, 30, 0.82) 0%, rgba(28, 28, 30, 0.5) 50%, rgba(28, 28, 30, 0.75) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
        }
        .hero-content h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.03em;
            line-height: 1.15;
            margin-bottom: 18px;
        }
        .hero-content h1 span {
            color: var(--color-primary-light);
        }
        .hero-content p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: 28px;
            cursor: pointer;
            border: none;
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
            text-align: center;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: 0 6px 22px rgba(255, 94, 58, 0.3);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 10px 30px rgba(255, 94, 58, 0.4);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.55);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 15px 34px;
            font-size: 1rem;
            border-radius: 30px;
        }
        .btn-sm {
            padding: 9px 18px;
            font-size: 0.85rem;
            border-radius: 22px;
        }
        .btn-white {
            background: #fff;
            color: var(--color-dark);
            box-shadow: var(--shadow-md);
        }
        .btn-white:hover {
            background: #f5f5f5;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        /* Countdown in hero */
        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            margin-bottom: 24px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.9);
        }
        .hero-countdown .countdown-item {
            text-align: center;
            min-width: 44px;
        }
        .hero-countdown .countdown-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }
        .hero-countdown .countdown-label {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.7);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .hero-countdown .countdown-sep {
            font-size: 1.3rem;
            color: rgba(255, 255, 255, 0.5);
            font-weight: 300;
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card-grid-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        .card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
            height: 100%;
            border: 1px solid var(--color-border-light);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-primary-bg);
            padding: 4px 10px;
            border-radius: 14px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
            align-self: flex-start;
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .card-footer {
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.85rem;
            color: var(--color-text-light);
        }
        .card-link {
            font-weight: 600;
            color: var(--color-primary);
            font-size: 0.88rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .card-link:hover {
            gap: 8px;
            color: var(--color-primary-dark);
        }

        /* ========== TIMELINE / STEPS ========== */
        .steps-flow {
            display: flex;
            gap: 0;
            align-items: stretch;
            flex-wrap: wrap;
            counter-reset: step;
        }
        .step-item {
            flex: 1;
            min-width: 200px;
            text-align: center;
            padding: 28px 20px;
            position: relative;
            counter-increment: step;
        }
        .step-item::after {
            content: '';
            position: absolute;
            top: 52px;
            right: -10px;
            width: 28px;
            height: 2px;
            background: var(--color-border);
            z-index: 0;
        }
        .step-item:last-child::after {
            display: none;
        }
        .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary-bg);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            position: relative;
            z-index: 1;
            border: 3px solid #fff;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .step-item:hover .step-num {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: scale(1.06);
        }
        .step-item h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.55;
        }

        /* ========== FEATURE BLOCKS ========== */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .feature-row.reverse {
            direction: rtl;
        }
        .feature-row.reverse>* {
            direction: ltr;
        }
        .feature-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .feature-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .feature-text h3 {
            font-size: 1.6rem;
            margin-bottom: 14px;
        }
        .feature-text p {
            color: var(--color-text-soft);
            font-size: 0.98rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.93rem;
            color: var(--color-text);
            line-height: 1.5;
        }
        .feature-list li i {
            color: var(--color-success);
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ========== STATS ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .stat-item {
            text-align: center;
            padding: 24px 32px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            min-width: 150px;
            flex: 1;
            max-width: 220px;
            transition: all var(--transition-base);
        }
        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }
        .stat-label {
            font-size: 0.88rem;
            color: var(--color-text-soft);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-xs);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.98rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--color-dark);
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question i {
            transition: transform var(--transition-base);
            font-size: 0.8rem;
            color: var(--color-text-light);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.65;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: var(--color-dark);
            color: #fff;
            border-radius: var(--radius-2xl);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 20%, rgba(255, 94, 58, 0.25) 0%, transparent 70%),
                radial-gradient(ellipse at 70% 80%, rgba(255, 159, 10, 0.15) 0%, transparent 60%);
            z-index: 0;
        }
        .cta-banner>* {
            position: relative;
            z-index: 1;
        }
        .cta-banner h2 {
            color: #fff;
            font-size: 1.9rem;
            margin-bottom: 12px;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }

        /* ========== BADGE / TAG ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 5px 12px;
            font-size: 0.78rem;
            font-weight: 600;
            border-radius: 16px;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        .badge-primary {
            background: var(--color-primary-bg);
            color: var(--color-primary);
        }
        .badge-outline {
            background: transparent;
            border: 1.5px solid var(--color-border);
            color: var(--color-text-soft);
        }
        .badge-accent {
            background: #fff8e6;
            color: var(--color-accent);
        }

        /* ========== DIVIDER ========== */
        .divider {
            height: 1px;
            background: var(--color-border-light);
            margin: 0;
            border: none;
        }
        .divider-thick {
            height: 4px;
            background: var(--color-primary-bg);
            border-radius: 2px;
            width: 60px;
            margin: 0 auto;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
            max-width: 280px;
        }
        .footer-links h5 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 22px;
            text-align: center;
            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: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .hero-content h1 {
                font-size: 2.4rem;
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-row {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .feature-row.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .steps-flow {
                gap: 0;
            }
            .step-item::after {
                right: -5px;
                width: 18px;
            }
            .section {
                padding: 56px 0;
            }
            .section-lg {
                padding: 72px 0;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            .container-narrow {
                padding: 0 18px;
            }
            .header-inner {
                padding: 0 18px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-content p {
                font-size: 1rem;
            }
            .hero {
                padding: 56px 0 60px;
                min-height: 380px;
            }
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .card-grid-2 {
                grid-template-columns: 1fr;
            }
            .card-grid-4 {
                grid-template-columns: 1fr 1fr;
            }
            .stats-row {
                gap: 12px;
            }
            .stat-item {
                min-width: 120px;
                padding: 18px 16px;
                max-width: none;
                flex: 1 1 calc(50% - 8px);
            }
            .stat-num {
                font-size: 1.8rem;
            }
            .section {
                padding: 44px 0;
            }
            .section-lg {
                padding: 56px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-banner {
                padding: 36px 24px;
                border-radius: var(--radius-xl);
            }
            .cta-banner h2 {
                font-size: 1.4rem;
            }
            .steps-flow {
                flex-direction: column;
                gap: 0;
            }
            .step-item {
                text-align: left;
                display: flex;
                align-items: flex-start;
                gap: 16px;
                padding: 20px 0;
                min-width: auto;
            }
            .step-item::after {
                display: none;
            }
            .step-num {
                width: 44px;
                height: 44px;
                font-size: 1rem;
                margin: 0;
                flex-shrink: 0;
            }
            .step-item h4 {
                margin-bottom: 4px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.8rem;
            }
            .nav-links .nav-cta {
                padding: 8px 14px;
                font-size: 0.8rem;
                margin-left: 4px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.7rem;
            }
            .hero-countdown {
                padding: 8px 14px;
                font-size: 0.78rem;
                gap: 4px;
            }
            .hero-countdown .countdown-num {
                font-size: 1.2rem;
            }
            .hero-countdown .countdown-sep {
                font-size: 1rem;
            }
            .btn {
                padding: 11px 20px;
                font-size: 0.88rem;
            }
            .btn-lg {
                padding: 13px 26px;
                font-size: 0.93rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .hero-content p {
                font-size: 0.9rem;
            }
            .hero {
                padding: 40px 0 44px;
                min-height: 320px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .card-grid-4 {
                grid-template-columns: 1fr;
            }
            .stat-item {
                flex: 1 1 100%;
                max-width: none;
            }
            .nav-links a {
                padding: 6px 8px;
                font-size: 0.72rem;
            }
            .nav-links .nav-cta {
                padding: 7px 10px;
                font-size: 0.72rem;
            }
            .logo {
                font-size: 1rem;
            }
            .cta-banner {
                padding: 28px 18px;
            }
            .feature-text h3 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1a5f8a;
            --primary-dark: #0f3d5c;
            --primary-light: #e8f2f8;
            --accent: #e8782a;
            --accent-hover: #c9621e;
            --accent-light: #fff5ee;
            --gold: #c8963e;
            --gold-light: #fdf6ea;
            --bg: #f9fafb;
            --bg-white: #ffffff;
            --bg-light: #f3f5f7;
            --bg-dark: #0d2137;
            --text: #1a1a2e;
            --text-secondary: #4a5568;
            --text-muted: #7b8794;
            --text-light: #a0aec0;
            --text-on-dark: #e8edf2;
            --border: #e2e8f0;
            --border-light: #edf2f7;
            --border-accent: #f0d5c0;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 50%;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.14);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width: 1240px;
            --nav-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        ul {
            list-style: none;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
        }

        /* ===== HEADER & NAV ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            height: var(--nav-height);
            transition: box-shadow var(--transition), background var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
            background: rgba(255, 255, 255, 0.97);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), #1e7ab8);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }

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

        .nav-links a.nav-cta {
            background: var(--accent);
            color: #fff;
            padding: 9px 20px;
            border-radius: 22px;
            font-weight: 600;
            margin-left: 8px;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }

        .nav-links a.nav-cta:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(232, 120, 42, 0.35);
        }

        .nav-links a.nav-cta.active::after {
            display: none;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        @media (max-width: 860px) {
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: transform var(--transition-slow), opacity var(--transition);
                z-index: 999;
            }

            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-links a {
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: 8px;
            }

            .nav-links a.nav-cta {
                margin-left: 0;
                text-align: center;
                justify-content: center;
                margin-top: 6px;
            }

            .nav-links a.active::after {
                display: none;
            }

            .nav-links a.active {
                background: var(--primary-light);
                border-left: 3px solid var(--accent);
                border-radius: 0 8px 8px 0;
            }

            .mobile-toggle {
                display: block;
            }

            .header-inner {
                padding: 0 18px;
            }
        }

        @media (max-width: 520px) {
            .logo-text {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
        }

        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            margin-top: var(--nav-height);
            background: linear-gradient(160deg, #0d2b42 0%, #132e45 30%, #1a3d5c 60%, #0f2840 100%);
            overflow: hidden;
            isolation: isolate;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.38;
            mix-blend-mode: soft-light;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg, rgba(13, 33, 55, 0.55) 0%, rgba(13, 33, 55, 0.72) 60%, rgba(13, 33, 55, 0.88) 100%);
        }

        .hero-pattern {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: radial-gradient(ellipse at 70% 40%, rgba(232, 120, 42, 0.15) 0%, transparent 55%),
                radial-gradient(ellipse at 25% 65%, rgba(26, 95, 138, 0.2) 0%, transparent 50%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 70px 28px 80px;
            text-align: center;
            color: #fff;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.13);
            border: 1px solid rgba(255, 255, 255, 0.22);
            padding: 7px 18px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 500;
            letter-spacing: 0.6px;
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
            color: #ffe0c8;
        }

        .hero-badge i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        .hero-content h1 {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.25;
            margin-bottom: 18px;
            color: #ffffff;
        }

        .hero-content h1 .highlight {
            color: #ffb87a;
            position: relative;
        }

        .hero-content .hero-subtitle {
            font-size: clamp(1rem, 1.8vw, 1.18rem);
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            margin: 0 auto 32px;
            line-height: 1.65;
            font-weight: 400;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 26px;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 6px 22px rgba(232, 120, 42, 0.4);
        }

        .btn-primary:hover {
            background: #f07d2e;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(232, 120, 42, 0.5);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.8);
            transform: translateY(-2px);
        }

        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: #ffb87a;
            font-family: var(--font-heading);
            line-height: 1.1;
        }

        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 460px;
            }
            .hero-content {
                padding: 50px 18px 56px;
            }
            .hero-stats-row {
                gap: 18px;
                margin-top: 28px;
                padding-top: 20px;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-stats-row {
                gap: 14px;
            }
            .hero-stat-num {
                font-size: 1.25rem;
            }
            .hero-stat-label {
                font-size: 0.75rem;
            }
            .btn {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
        }

        /* ===== SECTION COMMON ===== */
        .section {
            padding: 70px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            background: var(--accent-light);
            padding: 5px 14px;
            border-radius: 16px;
            letter-spacing: 0.8px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.5rem, 2.8vw, 2.1rem);
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.3px;
        }

        .section-desc {
            color: var(--text-muted);
            max-width: 580px;
            margin: 10px auto 0;
            font-size: 0.98rem;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ===== TRAINING CARDS GRID ===== */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .training-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .training-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--border-accent);
        }

        .training-card-img {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: var(--bg-light);
        }

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

        .training-card:hover .training-card-img img {
            transform: scale(1.06);
        }

        .training-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 12px;
            letter-spacing: 0.4px;
            z-index: 2;
        }

        .training-card-level {
            position: absolute;
            top: 14px;
            right: 14px;
            background: rgba(0, 0, 0, 0.6);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 10px;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .training-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .training-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .training-card-body .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .training-card-body .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .training-card-body .card-meta i {
            color: var(--primary);
            font-size: 0.75rem;
        }

        .training-card-body .card-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 16px;
            flex: 1;
        }

        .training-card-body .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }

        .training-card-body .card-price {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--accent);
            font-family: var(--font-heading);
        }

        .training-card-body .card-price .original {
            font-size: 0.78rem;
            color: var(--text-light);
            text-decoration: line-through;
            font-weight: 400;
            margin-left: 6px;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 18px;
            background: var(--primary);
            color: #fff;
            transition: all var(--transition-fast);
        }

        .btn-sm:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 3px 12px rgba(26, 95, 138, 0.3);
        }

        @media (max-width: 960px) {
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 600px) {
            .training-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .training-card-img {
                height: 180px;
            }
        }

        /* ===== TIMELINE / PHASE SECTION ===== */
        .bg-light-section {
            background: var(--bg-white);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .phase-timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 40px;
        }

        .phase-timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 6px;
            bottom: 6px;
            width: 3px;
            background: linear-gradient(180deg, var(--accent) 0%, var(--primary) 50%, var(--accent) 100%);
            border-radius: 3px;
            opacity: 0.5;
        }

        .phase-item {
            position: relative;
            padding: 22px 0 22px 30px;
            border-left: none;
        }

        .phase-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 28px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border-radius: 50%;
            border: 3px solid #fff;
            box-shadow: 0 0 0 4px rgba(232, 120, 42, 0.2);
            z-index: 2;
        }

        .phase-item.completed::before {
            background: var(--primary);
            box-shadow: 0 0 0 4px rgba(26, 95, 138, 0.2);
        }

        .phase-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 22px 26px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .phase-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }

        .phase-card .phase-num {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 1px;
            margin-bottom: 4px;
        }

        .phase-card h4 {
            font-family: var(--font-heading);
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }

        .phase-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin: 0;
        }

        .phase-card .phase-duration {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: 10px;
            margin-top: 8px;
        }

        @media (max-width: 768px) {
            .phase-timeline {
                padding-left: 30px;
            }
            .phase-timeline::before {
                left: 13px;
            }
            .phase-item {
                padding: 16px 0 16px 22px;
            }
            .phase-item::before {
                left: -20px;
                top: 22px;
                width: 11px;
                height: 11px;
            }
            .phase-card {
                padding: 16px 18px;
            }
        }

        @media (max-width: 520px) {
            .phase-timeline {
                padding-left: 24px;
            }
            .phase-timeline::before {
                left: 10px;
            }
            .phase-item {
                padding: 12px 0 12px 16px;
            }
            .phase-item::before {
                left: -16px;
                top: 18px;
                width: 9px;
                height: 9px;
                border-width: 2px;
            }
        }

        /* ===== PROCESS STEPS ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: process;
        }

        .process-card {
            text-align: center;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 36px 20px 28px;
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition);
            counter-increment: process;
        }

        .process-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--border-accent);
            transform: translateY(-3px);
        }

        .process-card .process-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            background: var(--primary-light);
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            position: relative;
        }

        .process-card .process-step-num {
            position: absolute;
            top: -6px;
            right: -6px;
            width: 24px;
            height: 24px;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid #fff;
        }

        .process-card h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }

        .process-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        @media (max-width: 860px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .process-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .process-card {
                padding: 26px 18px 22px;
            }
        }

        /* ===== RESULTS / STATS BANNER ===== */
        .stats-banner {
            background: linear-gradient(150deg, #0d2b42 0%, #143250 50%, #0d2b42 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: center;
            justify-content: space-around;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(232, 120, 42, 0.18) 0%, transparent 60%);
            pointer-events: none;
        }

        .stat-block {
            text-align: center;
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 120px;
        }

        .stat-block .stat-icon {
            font-size: 1.8rem;
            color: #ffb87a;
            margin-bottom: 8px;
        }

        .stat-block .stat-value {
            font-size: 2.6rem;
            font-weight: 800;
            font-family: var(--font-heading);
            line-height: 1;
            color: #fff;
        }

        .stat-block .stat-unit {
            font-size: 1rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.7);
        }

        .stat-block .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .stats-banner {
                padding: 36px 24px;
                gap: 20px;
            }
            .stat-block .stat-value {
                font-size: 2rem;
            }
        }

        @media (max-width: 520px) {
            .stats-banner {
                flex-direction: column;
                padding: 30px 20px;
                gap: 16px;
            }
            .stat-block {
                min-width: auto;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-xs);
        }

        .faq-question {
            width: 100%;
            background: none;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }

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

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

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 520px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.84rem;
            }
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(160deg, #0d2b42 0%, #143250 40%, #1a3d5c 100%);
            text-align: center;
            padding: 64px 28px;
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            z-index: 0;
            background: radial-gradient(ellipse at center, rgba(232, 120, 42, 0.2) 0%, transparent 65%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.78);
            max-width: 520px;
            margin: 0 auto 28px;
            font-size: 1rem;
            line-height: 1.6;
        }

        .cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 14px 34px;
            border-radius: 28px;
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 44px 18px;
            }
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #0a1925;
            color: var(--text-on-dark);
            padding: 54px 0 28px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.2px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            font-size: 0.85rem;
        }

        .footer-links h5 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-links ul li {
            margin-bottom: 8px;
        }

        .footer-links ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-links ul li a:hover {
            color: #ffb87a;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.8rem;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #ffb87a;
        }

        @media (max-width: 860px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .site-footer {
                padding: 38px 0 20px;
            }
        }

        /* ===== UTILITY ANIMATIONS ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }

        /* ===== SCROLL TO TOP ===== */
        .scroll-top-btn {
            position: fixed;
            bottom: 28px;
            right: 28px;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
            opacity: 0;
            pointer-events: none;
            transition: all var(--transition);
            z-index: 900;
            cursor: pointer;
            border: none;
        }

        .scroll-top-btn.visible {
            opacity: 1;
            pointer-events: auto;
        }

        .scroll-top-btn:hover {
            background: var(--accent-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        @media (max-width: 520px) {
            .scroll-top-btn {
                bottom: 18px;
                right: 16px;
                width: 36px;
                height: 36px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --brand-500: #e8771a;
            --brand-600: #c85d14;
            --brand-700: #a04414;
            --accent-500: #2c927f;
            --accent-600: #227567;
            --warm-400: #f5bf50;
            --gray-50: #fafafa;
            --gray-100: #f5f5f5;
            --gray-200: #e8e8e8;
            --gray-300: #d4d4d4;
            --gray-400: #a3a3a3;
            --gray-500: #737373;
            --gray-600: #525252;
            --gray-700: #404040;
            --gray-800: #262626;
            --gray-900: #171717;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.12), 0 8px 20px rgba(0, 0, 0, 0.06);
            --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--gray-800);
            background-color: #fefefe;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            transition: box-shadow var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 32px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--gray-900);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--brand-500);
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-500), var(--warm-400));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-links a {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--gray-600);
            border-radius: 999px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--brand-500);
            background: rgba(232, 119, 26, 0.06);
        }

        .nav-links a.active {
            color: var(--brand-600);
            font-weight: 600;
            background: rgba(232, 119, 26, 0.10);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-500);
        }

        .nav-links .nav-cta {
            background: var(--brand-500) !important;
            color: #fff !important;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: 999px;
            margin-left: 8px;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(232, 119, 26, 0.30);
        }

        .nav-links .nav-cta:hover {
            background: var(--brand-600) !important;
            box-shadow: 0 4px 16px rgba(232, 119, 26, 0.40);
            transform: translateY(-1px);
            color: #fff !important;
        }

        .nav-links .nav-cta.active {
            background: var(--brand-600) !important;
            color: #fff !important;
        }

        .nav-links .nav-cta.active::after {
            display: none;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--gray-700);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            line-height: 1;
        }

        .mobile-toggle:hover {
            background: var(--gray-100);
        }

        @media (max-width: 920px) {
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                border-bottom: 1px solid rgba(0, 0, 0, 0.08);
                padding: 16px 20px 24px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                z-index: 99;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                width: 100%;
                padding: 12px 20px;
                border-radius: var(--radius-md);
                font-size: 1rem;
                justify-content: flex-start;
            }

            .nav-links a.active::after {
                display: none;
            }

            .nav-links a.active {
                border-left: 3px solid var(--brand-500);
                border-radius: 0 var(--radius-md) var(--radius-md) 0;
            }

            .nav-links .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                justify-content: center;
                border-radius: var(--radius-md);
            }

            .nav-links .nav-cta.active {
                border-left: none;
                border-radius: var(--radius-md);
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            padding: 80px 0 100px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(23, 23, 23, 0.72) 0%, rgba(23, 23, 23, 0.55) 60%, rgba(23, 23, 23, 0.78) 100%);
            z-index: 1;
        }

        .hero-section .container {
            position: relative;
            z-index: 2;
        }

        .hero-content {
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            margin-bottom: 24px;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin: 0 0 20px;
        }

        .hero-title span {
            color: var(--warm-400);
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.7;
            margin: 0 0 36px;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 999px;
            border: none;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--brand-500);
            color: #fff;
            box-shadow: 0 4px 16px rgba(232, 119, 26, 0.35);
        }

        .btn-primary:hover {
            background: var(--brand-600);
            box-shadow: 0 8px 24px rgba(232, 119, 26, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.55);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.85);
            color: #fff;
        }

        .btn-accent {
            background: var(--accent-500);
            color: #fff;
            box-shadow: 0 4px 16px rgba(44, 147, 127, 0.30);
        }

        .btn-accent:hover {
            background: var(--accent-600);
            box-shadow: 0 8px 24px rgba(44, 147, 127, 0.40);
            transform: translateY(-2px);
            color: #fff;
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 56px 0 72px;
            }

            .hero-title {
                font-size: 2rem;
            }

            .hero-subtitle {
                font-size: 1.05rem;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }

        .section-light {
            background: var(--gray-50);
        }

        .section-dark {
            background: var(--gray-900);
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-500);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2.3rem;
            font-weight: 700;
            color: var(--gray-900);
            letter-spacing: -0.02em;
            margin: 0 0 16px;
            line-height: 1.3;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-desc {
            font-size: 1.08rem;
            color: var(--gray-500);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

            .section-title {
                font-size: 1.7rem;
            }

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

        /* ===== Timeline / Schedule Cards ===== */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }

        .schedule-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .schedule-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .schedule-card-image {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
        }

        .schedule-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .schedule-card:hover .schedule-card-image img {
            transform: scale(1.05);
        }

        .schedule-card-date-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: #fff;
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            text-align: center;
            box-shadow: var(--shadow-md);
            z-index: 2;
            min-width: 60px;
        }

        .schedule-card-date-badge .day {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-500);
            line-height: 1;
        }

        .schedule-card-date-badge .month {
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--gray-500);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .schedule-card-status {
            position: absolute;
            top: 16px;
            right: 16px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
            z-index: 2;
            letter-spacing: 0.02em;
        }

        .status-open {
            background: #10b981;
            color: #fff;
        }

        .status-soon {
            background: var(--warm-400);
            color: var(--gray-900);
        }

        .status-closed {
            background: var(--gray-400);
            color: #fff;
        }

        .schedule-card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .schedule-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--gray-900);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .schedule-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.88rem;
            color: var(--gray-500);
            margin-bottom: 14px;
        }

        .schedule-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .schedule-card-meta i {
            color: var(--brand-500);
            font-size: 0.85rem;
        }

        .schedule-card-desc {
            font-size: 0.93rem;
            color: var(--gray-600);
            line-height: 1.6;
            margin: 0 0 18px;
            flex: 1;
        }

        .schedule-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px dashed var(--gray-200);
            padding-top: 16px;
        }

        .schedule-card-price {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--brand-500);
        }

        .schedule-card-price small {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--gray-400);
        }

        .btn-sm {
            padding: 9px 20px;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: 999px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .btn-sm-primary {
            background: var(--brand-500);
            color: #fff;
        }

        .btn-sm-primary:hover {
            background: var(--brand-600);
            color: #fff;
        }

        .btn-sm-outline {
            background: transparent;
            color: var(--brand-500);
            border: 1.5px solid var(--brand-500);
        }

        .btn-sm-outline:hover {
            background: var(--brand-500);
            color: #fff;
        }

        @media (max-width: 768px) {
            .schedule-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .schedule-card-image {
                height: 180px;
            }
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-100);
            transition: all var(--transition-smooth);
            text-align: center;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.5rem;
            background: rgba(232, 119, 26, 0.10);
            color: var(--brand-500);
            transition: all var(--transition-smooth);
        }

        .feature-card:hover .feature-icon {
            background: var(--brand-500);
            color: #fff;
            transform: scale(1.08);
        }

        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--gray-900);
            margin: 0 0 10px;
        }

        .feature-card p {
            font-size: 0.93rem;
            color: var(--gray-500);
            line-height: 1.65;
            margin: 0;
        }

        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ===== Scene Cards ===== */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .scene-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--gray-100);
            transition: all var(--transition-smooth);
        }

        .scene-card:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateY(-2px);
        }

        .scene-card .scene-emoji {
            font-size: 2.5rem;
            margin-bottom: 14px;
            display: block;
        }

        .scene-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--gray-900);
            margin: 0 0 8px;
        }

        .scene-card p {
            font-size: 0.88rem;
            color: var(--gray-500);
            margin: 0;
            line-height: 1.55;
        }

        @media (max-width: 1024px) {
            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .scene-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Steps ===== */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .steps-list li {
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--brand-500);
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 4px 14px rgba(232, 119, 26, 0.30);
        }

        .steps-list li h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--gray-900);
            margin: 0 0 8px;
        }

        .steps-list li p {
            font-size: 0.9rem;
            color: var(--gray-500);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px 16px;
            }
        }

        @media (max-width: 520px) {
            .steps-list {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--brand-300);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            background: none;
            border: none;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--gray-900);
            cursor: pointer;
            text-align: left;
            gap: 16px;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--brand-500);
        }

        .faq-question i {
            font-size: 0.9rem;
            color: var(--gray-400);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--brand-500);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

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

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--gray-600);
            line-height: 1.7;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--gray-900) 0%, #1a1a1a 100%);
            border-radius: var(--radius-xl);
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(232, 119, 26, 0.15);
            z-index: 0;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(44, 147, 127, 0.12);
            z-index: 0;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
        }

        .cta-section p {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        .cta-section .btn {
            font-size: 1.05rem;
            padding: 15px 36px;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 24px;
                border-radius: var(--radius-lg);
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--gray-900);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
        }

        .footer-links h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

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

        .footer-links ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-links ul li a:hover {
            color: var(--warm-400);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a:hover {
            color: var(--warm-400);
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .site-footer {
                padding: 40px 0 20px;
            }
        }

        /* ===== Countdown Bar ===== */
        .countdown-bar {
            background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
            color: #fff;
            padding: 14px 0;
            text-align: center;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .countdown-bar strong {
            font-weight: 700;
        }

        .countdown-bar .countdown-timer {
            display: inline-flex;
            gap: 4px;
            font-weight: 700;
        }

        .countdown-bar .countdown-timer span {
            background: rgba(255, 255, 255, 0.2);
            padding: 3px 8px;
            border-radius: 4px;
            min-width: 28px;
            text-align: center;
        }

        /* ===== Filter Pills ===== */
        .filter-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 36px;
        }

        .filter-pill {
            padding: 9px 20px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1.5px solid var(--gray-300);
            background: #fff;
            color: var(--gray-600);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--brand-400);
            color: var(--brand-500);
            background: rgba(232, 119, 26, 0.04);
        }

        .filter-pill.active {
            background: var(--brand-500);
            color: #fff;
            border-color: var(--brand-500);
        }