/* roulang page: index */
:root {
            --color-primary: #1a1a1a;
            --color-accent: #c9a96e;
            --color-accent-hover: #b28a4a;
            --color-bg: #fafaf8;
            --color-bg-alt: #f4f3ef;
            --color-bg-dark: #1a1a1a;
            --color-text: #2d2d2d;
            --color-text-light: #6b6b6b;
            --color-text-inverse: #fafaf8;
            --color-border: #e0ded9;
            --color-border-light: #ebe9e4;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 1.5rem;
            --space-lg: 2.5rem;
            --space-xl: 4rem;
            --space-2xl: 6rem;
            --font-serif: 'Georgia', 'Times New Roman', serif;
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s cubic-bezier(0.25, 0.1, 0.25, 1);
        }

        *,
        *::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-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

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

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

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

        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container {
            max-width: 1280px;
            padding-left: var(--space-md);
            padding-right: var(--space-md);
            margin: 0 auto;
        }

        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(250, 250, 248, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-base);
        }

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

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: var(--space-md);
        }

        .navbar-brand-custom {
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--color-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .navbar-brand-custom i {
            color: var(--color-accent);
            font-size: 1.2rem;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
            list-style: none;
        }

        .nav-link-custom {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-light);
            padding: 0.4rem 0.85rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--color-primary);
            background-color: rgba(201, 169, 110, 0.08);
        }

        .nav-link-custom.active {
            font-weight: 600;
            color: var(--color-accent);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border-light);
            border-radius: 30px;
            padding: 0.4rem 1rem;
            transition: all var(--transition-fast);
        }

        .search-box:hover,
        .search-box:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.07);
        }

        .search-box input {
            background: transparent;
            width: 140px;
            font-size: 0.9rem;
            color: var(--color-text);
            padding: 0.2rem 0;
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
            opacity: 0.7;
        }

        .search-box button {
            color: var(--color-text-light);
            padding: 0.2rem 0.3rem;
            transition: color var(--transition-fast);
        }

        .search-box button:hover {
            color: var(--color-accent);
        }

        .btn-cta-nav {
            background: var(--color-accent);
            color: #fff;
            padding: 0.5rem 1.4rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.4px;
            white-space: nowrap;
            transition: all var(--transition-base);
        }

        .btn-cta-nav:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .btn-login {
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--color-text);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 169, 110, 0.04);
        }

        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-primary);
            padding: 0.4rem;
        }

        /* Mobile Nav */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.35);
            z-index: 1040;
        }

        .mobile-nav-drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100%;
            background: #fff;
            z-index: 1055;
            padding: var(--space-lg);
            transition: right var(--transition-base);
            box-shadow: var(--shadow-lg);
            display: flex;
            flex-direction: column;
            gap: var(--space-lg);
            overflow-y: auto;
        }

        .mobile-nav-drawer.open {
            right: 0;
        }

        .mobile-nav-drawer .nav-link-custom {
            display: block;
            padding: 0.7rem 1rem;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        .mobile-close {
            align-self: flex-end;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 0.3rem;
        }

        /* Hero */
        .hero-section {
            position: relative;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 88vh;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(26, 26, 26, 0.7) 0%, rgba(26, 26, 26, 0.35) 60%, rgba(26, 26, 26, 0.55) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: var(--space-2xl) 0;
        }

        .hero-kicker {
            font-size: 0.9rem;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: var(--space-sm);
            font-weight: 500;
        }

        .hero-title {
            font-family: var(--font-serif);
            font-size: 3.8rem;
            font-weight: 700;
            line-height: 1.15;
            margin-bottom: var(--space-md);
            letter-spacing: -0.5px;
        }

        .hero-desc {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: var(--space-lg);
            max-width: 540px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: var(--space-sm);
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            background: var(--color-accent);
            color: #fff;
            padding: 0.8rem 2.2rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
        }

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

        .btn-hero-outline {
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            padding: 0.8rem 2.2rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
        }

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

        /* Section */
        .section {
            padding: var(--space-2xl) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }

        .section-label {
            font-size: 0.85rem;
            letter-spacing: 2.5px;
            text-transform: uppercase;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: var(--space-xs);
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: var(--space-sm);
            letter-spacing: -0.3px;
        }

        .section-desc {
            color: var(--color-text-light);
            max-width: 620px;
            margin: 0 auto;
            font-size: 1.05rem;
        }

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

        .bg-dark {
            background-color: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }

        /* Cards */
        .card-custom {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
        }

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

        .card-custom .card-img {
            height: 220px;
            object-fit: cover;
            width: 100%;
        }

        .card-custom .card-body {
            padding: var(--space-md);
        }

        .card-tag {
            font-size: 0.78rem;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--color-accent);
            font-weight: 600;
            display: inline-block;
            margin-bottom: var(--space-xs);
        }

        .card-title {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: var(--space-xs);
            line-height: 1.4;
        }

        .card-text {
            color: var(--color-text-light);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: var(--space-xs);
            transition: gap var(--transition-fast);
        }

        .card-link:hover {
            gap: 8px;
            color: var(--color-accent-hover);
        }

        /* Stats */
        .stat-card {
            text-align: center;
            padding: var(--space-lg) var(--space-md);
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

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

        .stat-number {
            font-family: var(--font-serif);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: var(--space-xs);
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-light);
            font-weight: 500;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: var(--space-md) 0;
        }

        .faq-question {
            font-weight: 600;
            font-size: 1.08rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }

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

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

        .faq-question[aria-expanded="true"] i {
            transform: rotate(45deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
            color: var(--color-text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-answer.open {
            max-height: 300px;
            padding-top: var(--space-sm);
        }

        /* CTA */
        .cta-card {
            background: var(--color-bg-dark);
            border-radius: var(--radius-xl);
            padding: var(--space-xl) var(--space-lg);
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 70% 30%, rgba(201, 169, 110, 0.15) 0%, transparent 60%);
        }

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

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            padding: 0.75rem 2rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            padding: 0.75rem 2rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-base);
        }

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

        /* Footer */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(250, 250, 248, 0.75);
            padding: var(--space-2xl) 0 var(--space-lg);
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
        }

        .footer-desc {
            font-size: 0.9rem;
            max-width: 320px;
            line-height: 1.7;
            color: rgba(250, 250, 248, 0.6);
        }

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

        .footer-links a {
            color: rgba(250, 250, 248, 0.7);
            font-size: 0.9rem;
            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);
            margin-top: var(--space-xl);
            padding-top: var(--space-md);
            font-size: 0.85rem;
            color: rgba(250, 250, 248, 0.5);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.8rem;
            }

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

            .hero-section {
                min-height: 70vh;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }

            .nav-actions .search-box,
            .nav-actions .btn-login {
                display: none;
            }

            .mobile-toggle {
                display: block;
            }

            .hero-title {
                font-size: 2.2rem;
            }

            .hero-desc {
                font-size: 1rem;
            }

            .section {
                padding: var(--space-xl) 0;
            }

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

            .hero-section {
                min-height: 60vh;
            }

            .navbar-custom {
                height: 56px;
            }

            .stat-number {
                font-size: 2rem;
            }

            .card-custom .card-img {
                height: 180px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.8rem;
            }

            .hero-actions {
                flex-direction: column;
            }

            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                text-align: center;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .container {
                padding-left: var(--space-sm);
                padding-right: var(--space-sm);
            }

            .hero-section {
                min-height: 55vh;
            }

            .search-box input {
                width: 100px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0F172A;
            --primary-light: #1E293B;
            --accent: #B8963C;
            --accent-soft: #D4AF6A;
            --surface: #FFFFFF;
            --bg: #F8F7F4;
            --bg-dark: #0B111E;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-muted: #94A3B8;
            --text-on-dark: #F1F5F9;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
            --shadow-xl: 0 24px 48px rgba(15, 23, 42, 0.16);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            background: none;
            border: none;
            cursor: pointer;
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* Header / Navigation */
        .site-header {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 0.6rem 0;
            box-shadow: var(--shadow-sm);
        }
        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--primary);
            white-space: nowrap;
        }
        .navbar-brand-custom i {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 1.85rem;
            margin: 0;
            flex-wrap: wrap;
        }
        .nav-link-custom {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 0.35rem 0.15rem;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--primary);
            border-bottom-color: var(--accent);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--border-light);
            border-radius: 30px;
            padding: 0.3rem 0.6rem 0.3rem 1rem;
            gap: 0.4rem;
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.85rem;
            width: 150px;
            color: var(--text-primary);
        }
        .search-box button {
            color: var(--accent);
            font-size: 1rem;
            padding: 0.25rem;
        }
        .btn-login {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
            border: 1px solid var(--border);
            padding: 0.45rem 1.2rem;
            border-radius: 30px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-cta-nav {
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--accent);
            color: #fff;
            padding: 0.5rem 1.5rem;
            border-radius: 30px;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: var(--shadow-sm);
        }
        .btn-cta-nav:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--primary);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 3.5rem 0 1.8rem;
            margin-top: 4rem;
            font-size: 0.9rem;
        }
        .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            color: #fff;
        }
        .footer-desc {
            color: rgba(250, 250, 248, 0.55);
            font-size: 0.88rem;
            line-height: 1.7;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.55rem;
        }
        .footer-links a {
            color: rgba(250, 250, 248, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-soft);
        }
        .footer-bottom {
            border-top: 1px solid rgba(250, 250, 248, 0.1);
            margin-top: 2.2rem;
            padding-top: 1.8rem;
            font-size: 0.8rem;
            color: rgba(250, 250, 248, 0.35);
        }

        /* Page Banner */
        .page-banner {
            background: var(--primary-light);
            color: #fff;
            padding: 3.5rem 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(15, 23, 42, 0.5) 100%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            margin-bottom: 0.75rem;
        }
        .page-banner .breadcrumb {
            margin-bottom: 0;
            font-size: 0.9rem;
        }
        .breadcrumb-item+.breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.5);
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
        }
        .breadcrumb .active {
            color: var(--accent-soft);
        }

        /* Category Filter Bar */
        .filter-bar {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 1rem 0;
            position: sticky;
            top: 70px;
            z-index: 99;
            box-shadow: var(--shadow-sm);
        }
        .filter-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .filter-pill {
            padding: 0.45rem 1.3rem;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--border-light);
            color: var(--text-secondary);
            border: 1px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-pill.active,
        .filter-pill:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* Section Titles */
        .section-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--accent);
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.4px;
            margin-bottom: 1rem;
            color: var(--primary);
        }

        /* Craft Card Grid */
        .craft-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .craft-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .craft-card-img {
            height: 240px;
            object-fit: cover;
            width: 100%;
        }
        .craft-card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .craft-tag {
            font-size: 0.75rem;
            font-weight: 700;
            background: rgba(184, 150, 60, 0.1);
            color: var(--accent);
            padding: 0.2rem 0.8rem;
            border-radius: 30px;
            display: inline-block;
            width: fit-content;
            margin-bottom: 0.8rem;
        }
        .craft-card-title {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }
        .craft-card-text {
            color: var(--text-secondary);
            font-size: 0.9rem;
            flex: 1;
        }
        .craft-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 1.2rem;
            padding-top: 1rem;
            border-top: 1px solid var(--border-light);
        }
        .craft-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .btn-outline-accent {
            border: 1px solid var(--accent);
            color: var(--accent);
            padding: 0.35rem 1.2rem;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            background: transparent;
            transition: all var(--transition);
        }
        .btn-outline-accent:hover {
            background: var(--accent);
            color: #fff;
        }

        /* Feature Block */
        .feature-block {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 2.5rem;
            box-shadow: var(--shadow-md);
            height: 100%;
            transition: var(--transition);
            border-left: 4px solid transparent;
        }
        .feature-block:hover {
            border-left-color: var(--accent);
            box-shadow: var(--shadow-lg);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            background: rgba(184, 150, 60, 0.08);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 1.2rem;
        }

        /* Stats Row */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -1px;
        }

        /* FAQ */
        .accordion-custom .accordion-button {
            font-weight: 700;
            font-size: 1rem;
            box-shadow: none;
            background: #fff;
            border-radius: var(--radius-sm) !important;
            padding: 1.2rem 1.5rem;
            color: var(--primary);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(184, 150, 60, 0.04);
            color: var(--primary);
        }
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-light);
            margin-bottom: 0.8rem;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        /* CTA */
        .cta-section {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-xl);
            padding: 3rem 2.5rem;
            text-align: center;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.75);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .btn-light-accent {
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            transition: var(--transition);
            display: inline-block;
        }
        .btn-light-accent:hover {
            background: #fff;
            color: var(--primary);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 1.2rem;
            }
            .search-box input {
                width: 110px;
            }
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #fff;
                padding: 1.2rem;
                border-top: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                gap: 0.8rem;
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-actions {
                display: none;
            }
            .nav-actions.mobile-show {
                display: flex;
                flex-direction: column;
                width: 100%;
                padding: 1rem;
                background: #fff;
                border-top: 1px solid var(--border-light);
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .filter-bar {
                top: 58px;
                overflow-x: auto;
            }
            .craft-card-img {
                height: 200px;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1.1rem;
            }
            .page-banner {
                padding: 2.5rem 0;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .craft-card-body {
                padding: 1.2rem;
            }
            .feature-block {
                padding: 1.5rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a1a1a;
            --color-accent: #c8a45c;
            --color-accent-soft: #d9c48f;
            --color-bg: #fafaf8;
            --color-bg-alt: #f4f3ef;
            --color-text: #2c2c2c;
            --color-text-soft: #6b6b6b;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-white: #ffffff;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 24px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.04);
            --shadow-button: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-elevated: 0 12px 40px rgba(0, 0, 0, 0.06);
            --font-sans: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* --- 导航栏 --- */
        .site-header {
            background: rgba(250, 250, 248, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 1050;
            padding: 0.75rem 0;
            transition: background var(--transition-smooth);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .navbar-brand-custom {
            font-size: 1.4rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: var(--color-primary);
            white-space: nowrap;
        }

        .navbar-brand-custom i {
            color: var(--color-accent);
            margin-right: 0.3rem;
            font-size: 1.3rem;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.8rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-link-custom {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            letter-spacing: 0.3px;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
        }

        .nav-link-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition-smooth);
        }

        .nav-link-custom:hover {
            color: var(--color-primary);
        }

        .nav-link-custom:hover::after {
            width: 100%;
        }

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

        .nav-link-custom.active::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: 40px;
            padding: 0.3rem 0.3rem 0.3rem 1rem;
            transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
        }

        .search-box:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.1);
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.85rem;
            width: 150px;
            color: var(--color-text);
        }

        .search-box input::placeholder {
            color: var(--color-text-soft);
            opacity: 0.7;
        }

        .search-box button {
            background: var(--color-primary);
            color: #fff;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: background var(--transition-smooth);
        }

        .search-box button:hover {
            background: #333;
        }

        .btn-login {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
            padding: 0.4rem 1.2rem;
            border-radius: 40px;
            transition: background var(--transition-smooth), color var(--transition-smooth);
        }

        .btn-login:hover {
            background: rgba(0, 0, 0, 0.04);
            color: #000;
        }

        .btn-cta-nav {
            background: var(--color-primary);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 0.5rem 1.5rem;
            border-radius: 40px;
            letter-spacing: 0.3px;
            transition: background var(--transition-smooth), transform var(--transition-smooth), box-shadow var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-cta-nav:hover {
            background: #333;
            transform: translateY(-1px);
            box-shadow: var(--shadow-button);
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--color-primary);
        }

        /* --- 移动端导航 --- */
        @media (max-width: 1024px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(250, 250, 248, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: flex-start;
                padding: 1.5rem;
                gap: 1rem;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-elevated);
                z-index: 1040;
            }

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

            .nav-actions {
                display: none;
            }

            .mobile-toggle {
                display: block;
            }
        }

        @media (max-width: 768px) {
            .navbar-brand-custom {
                font-size: 1.2rem;
            }

            .search-box input {
                width: 100px;
            }
        }

        /* --- 内页通用 --- */
        .page-banner {
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            padding: 4rem 1.5rem;
            position: relative;
            color: #fff;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            margin-bottom: var(--spacing-xl);
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.7) 100%);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }

        .page-banner h1 {
            font-size: clamp(2rem, 5vw, 2.8rem);
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 1rem;
        }

        .page-banner .subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            font-weight: 400;
            line-height: 1.7;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 600;
            margin-bottom: 1.8rem;
            letter-spacing: 0.5px;
            color: var(--color-primary);
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }

        .card-custom {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

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

        .card-body-custom {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-tag {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 0.5rem;
        }

        .card-title-custom {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 0.6rem;
            color: var(--color-primary);
        }

        .card-text-custom {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 1.2rem;
            flex: 1;
        }

        .btn-outline-accent {
            border: 1px solid var(--color-accent);
            color: var(--color-accent);
            background: transparent;
            padding: 0.5rem 1.5rem;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
            align-self: flex-start;
        }

        .btn-outline-accent:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .timeline-item {
            display: flex;
            gap: 2rem;
            margin-bottom: 2.5rem;
            position: relative;
            padding-left: 2rem;
            border-left: 2px solid var(--color-accent-soft);
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-year {
            font-weight: 700;
            color: var(--color-accent);
            font-size: 1.2rem;
            min-width: 60px;
        }

        .timeline-content h4 {
            font-weight: 600;
            margin-bottom: 0.3rem;
        }

        .timeline-content p {
            color: var(--color-text-soft);
            font-size: 0.95rem;
            margin: 0;
        }

        .cta-section {
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
            margin-top: var(--spacing-xl);
        }

        .cta-section h3 {
            font-weight: 600;
            font-size: 1.8rem;
            margin-bottom: 1rem;
        }

        .btn-light-custom {
            background: #fff;
            color: var(--color-primary);
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            transition: background var(--transition-smooth), transform var(--transition-smooth);
        }

        .btn-light-custom:hover {
            background: #e0e0e0;
            transform: scale(1.02);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 1.2rem 0;
        }

        .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-answer {
            color: var(--color-text-soft);
            margin-top: 0.6rem;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* --- 页脚 --- */
        .site-footer {
            background: #111;
            color: rgba(250, 250, 248, 0.7);
            padding: 3rem 0 1.5rem;
            margin-top: var(--spacing-2xl);
            font-size: 0.9rem;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .footer-desc {
            font-size: 0.85rem;
            color: rgba(250, 250, 248, 0.5);
            line-height: 1.6;
        }

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

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: rgba(250, 250, 248, 0.6);
            transition: color var(--transition-smooth);
            font-size: 0.85rem;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 2rem;
            padding-top: 1.5rem;
            font-size: 0.8rem;
            color: rgba(250, 250, 248, 0.4);
        }

        @media (max-width: 768px) {
            .timeline-item {
                flex-direction: column;
                gap: 0.3rem;
            }

            .page-banner {
                padding: 2.5rem 1rem;
            }

            .cta-section {
                padding: 2rem 1rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1a1a1a;
            --color-accent: #7c5c3c;
            --color-accent-light: #a07848;
            --color-bg: #fafaf8;
            --color-surface: #ffffff;
            --color-text: #1a1a1a;
            --color-text-soft: #5c5c55;
            --color-text-muted: #8a8a80;
            --color-border: #e5e3dc;
            --color-border-light: #f0efe8;
            --color-gold: #c8a87c;
            --color-green: #5a7d5a;
            --color-green-light: #eaf4ea;
            --color-cream: #faf7f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.05);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.25rem;
            --spacing-lg: 2rem;
            --spacing-xl: 3rem;
            --spacing-2xl: 5rem;
        }

        *,
        *::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);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            font-size: 1rem;
            letter-spacing: 0.01em;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: all var(--transition-fast);
        }

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

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }

        /* Container */
        .container {
            max-width: 1200px;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* Header */
        .site-header {
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            padding: 0.6rem 0;
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .navbar-brand-custom i {
            color: var(--color-accent);
            font-size: 1.15rem;
        }
        .navbar-brand-custom:hover {
            color: var(--color-accent);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: nowrap;
        }
        .nav-link-custom {
            display: inline-block;
            padding: 0.5rem 0.9rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .nav-link-custom:hover {
            color: var(--color-accent);
            background: rgba(124, 92, 60, 0.05);
        }
        .nav-link-custom.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(124, 92, 60, 0.08);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 0.3rem 0.55rem 0.3rem 0.85rem;
            transition: all var(--transition-fast);
        }
        .search-box:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(124, 92, 60, 0.08);
            background: #fff;
        }
        .search-box input {
            border: none;
            background: transparent;
            font-size: 0.85rem;
            width: 140px;
            color: var(--color-text);
        }
        .search-box input::placeholder {
            color: var(--color-text-muted);
        }
        .search-box button {
            background: transparent;
            border: none;
            color: var(--color-text-soft);
            padding: 0.3rem 0.4rem;
            border-radius: 50%;
            transition: all var(--transition-fast);
        }
        .search-box button:hover {
            color: var(--color-accent);
            background: rgba(124, 92, 60, 0.08);
        }
        .btn-login {
            padding: 0.45rem 1.1rem;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 24px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: rgba(0, 0, 0, 0.04);
            color: var(--color-accent);
        }
        .btn-cta-nav {
            padding: 0.5rem 1.3rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-accent);
            border-radius: 24px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .btn-cta-nav:hover {
            background: var(--color-accent-light);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.35rem;
            color: var(--color-text);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
        }
        .mobile-toggle:hover {
            color: var(--color-accent);
            background: rgba(124, 92, 60, 0.06);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            padding: 5rem 0 4rem;
            background: linear-gradient(160deg, #f5f2ec 0%, #eaefe5 30%, #f8f6f1 60%, #e8ede4 100%);
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -120px;
            width: 450px;
            height: 450px;
            border-radius: 50%;
            background: rgba(124, 92, 60, 0.04);
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(90, 125, 90, 0.06);
            pointer-events: none;
        }
        .page-banner .banner-inner {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            gap: 0.4rem;
            align-items: center;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 1.2rem;
        }
        .breadcrumb-custom a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }
        .breadcrumb-custom a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-custom span {
            color: var(--color-accent);
            font-weight: 500;
        }
        .page-banner h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.8rem;
            letter-spacing: -0.02em;
        }
        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: var(--color-text-soft);
            max-width: 650px;
            line-height: 1.7;
        }
        .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 1.5rem;
        }
        .banner-tag {
            display: inline-block;
            padding: 0.35rem 0.9rem;
            font-size: 0.82rem;
            font-weight: 500;
            border-radius: 20px;
            background: rgba(124, 92, 60, 0.07);
            color: var(--color-accent);
            letter-spacing: 0.02em;
        }

        /* Section */
        .section-padding {
            padding: 4rem 0;
        }
        .section-padding-lg {
            padding: 5rem 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }
        .section-header h2 {
            font-size: 2rem;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
        }
        .section-header .section-line {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 0.8rem auto;
        }
        .section-header p {
            color: var(--color-text-soft);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Cards */
        .card-custom {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
            height: 100%;
            box-shadow: var(--shadow-card);
        }
        .card-custom:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .card-custom .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #f5f3ee;
        }
        .card-custom .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-custom:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-custom .card-body-custom {
            padding: 1.5rem;
        }
        .card-custom .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--color-green);
            background: var(--color-green-light);
            padding: 0.25rem 0.7rem;
            border-radius: 14px;
            margin-bottom: 0.6rem;
        }
        .card-custom h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--color-primary);
            letter-spacing: -0.01em;
        }
        .card-custom p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .card-custom .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 0.8rem;
            transition: gap var(--transition-fast);
        }
        .card-custom .card-link:hover {
            gap: 0.6rem;
            color: var(--color-accent-light);
        }
        .card-custom .card-link i {
            font-size: 0.7rem;
        }

        /* Feature block */
        .feature-block {
            display: flex;
            align-items: center;
            gap: 3rem;
            flex-wrap: wrap;
        }
        .feature-block.reverse {
            flex-direction: row-reverse;
        }
        .feature-block .feature-img {
            flex: 1 1 400px;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .feature-block .feature-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .feature-block .feature-content {
            flex: 1 1 350px;
            min-width: 260px;
        }
        .feature-block .feature-content h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--color-primary);
        }
        .feature-block .feature-content p {
            color: var(--color-text-soft);
            line-height: 1.8;
            margin-bottom: 0.8rem;
            font-size: 0.98rem;
        }
        .feature-block .feature-content .feature-stat {
            display: inline-block;
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-green);
            font-family: var(--font-heading);
            margin-right: 1.5rem;
            line-height: 1;
        }
        .feature-block .feature-content .feature-stat small {
            display: block;
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-muted);
            font-family: var(--font-body);
            letter-spacing: 0.03em;
        }

        /* Data highlight strip */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .data-item {
            text-align: center;
            padding: 2rem 1rem;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .data-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: transparent;
        }
        .data-item .data-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-green);
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
        }
        .data-item .data-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin-top: 0.4rem;
        }
        .data-item .data-icon {
            font-size: 1.8rem;
            color: var(--color-accent);
            margin-bottom: 0.6rem;
            display: block;
        }

        /* List items */
        .info-list {
            list-style: none;
            padding: 0;
        }
        .info-list li {
            padding: 0.7rem 0;
            border-bottom: 1px solid var(--color-border-light);
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
            font-size: 0.95rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .info-list li:last-child {
            border-bottom: none;
        }
        .info-list li i {
            color: var(--color-green);
            margin-top: 0.25rem;
            flex-shrink: 0;
        }
        .info-list li:hover {
            color: var(--color-accent);
            padding-left: 0.4rem;
        }

        /* Timeline */
        .timeline-custom {
            position: relative;
            padding-left: 2rem;
            border-left: 2px solid var(--color-border);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2rem;
            padding-left: 1.5rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.55rem;
            top: 0.4rem;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-green);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--color-green-light);
        }
        .timeline-item h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.3rem;
        }
        .timeline-item p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin: 0;
        }
        .timeline-item .timeline-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        /* FAQ */
        .faq-section {
            background: var(--color-cream);
            border-radius: var(--radius-xl);
            padding: 3rem;
        }
        .accordion-custom .accordion-item-custom {
            border-bottom: 1px solid var(--color-border);
            padding: 0.1rem 0;
        }
        .accordion-item-custom:last-child {
            border-bottom: none;
        }
        .accordion-btn-custom {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            padding: 1.1rem 1rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border-radius: var(--radius-sm);
            letter-spacing: 0.01em;
        }
        .accordion-btn-custom:hover {
            color: var(--color-accent);
            background: rgba(124, 92, 60, 0.03);
        }
        .accordion-btn-custom i {
            transition: transform var(--transition-smooth);
            color: var(--color-accent);
            font-size: 0.85rem;
        }
        .accordion-btn-custom[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .accordion-btn-custom[aria-expanded="true"] {
            color: var(--color-accent);
        }
        .accordion-body-custom {
            padding: 0 1rem 1.1rem;
            font-size: 0.93rem;
            color: var(--color-text-soft);
            line-height: 1.75;
            display: none;
        }
        .accordion-body-custom.show {
            display: block;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #1a1a1a 0%, #2a2620 50%, #1f1d18 100%);
            border-radius: var(--radius-xl);
            padding: 3.5rem 2.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(200, 168, 124, 0.12);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            position: relative;
            z-index: 1;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 1.8rem;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-lg {
            display: inline-block;
            padding: 0.85rem 2.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: #1a1a1a;
            background: #fff;
            border-radius: 28px;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }
        .btn-cta-lg:hover {
            background: var(--color-gold);
            color: #1a1a1a;
            box-shadow: 0 8px 28px rgba(200, 168, 124, 0.4);
            transform: translateY(-2px);
        }
        .btn-outline-cta {
            display: inline-block;
            padding: 0.85rem 2.2rem;
            font-size: 1rem;
            font-weight: 500;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            border-radius: 28px;
            margin-left: 1rem;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }
        .btn-outline-cta:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #1a1a1a;
            color: rgba(250, 250, 248, 0.7);
            padding: 3.5rem 0 1.5rem;
            font-size: 0.9rem;
        }
        .site-footer .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-desc {
            font-size: 0.85rem;
            color: rgba(250, 250, 248, 0.5);
            line-height: 1.6;
        }
        .footer-links {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: rgba(250, 250, 248, 0.55);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            font-size: 0.8rem;
            color: rgba(250, 250, 248, 0.35);
            letter-spacing: 0.02em;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 0;
            }
            .nav-link-custom {
                padding: 0.4rem 0.6rem;
                font-size: 0.82rem;
            }
            .search-box input {
                width: 100px;
            }
            .page-banner h1 {
                font-size: 2.4rem;
            }
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .navbar-custom {
                flex-wrap: wrap;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 1rem;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                z-index: 1040;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-link-custom {
                width: 100%;
                padding: 0.7rem 1rem;
                font-size: 0.95rem;
            }
            .nav-actions {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .page-banner {
                padding: 3rem 0 2.5rem;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-subtitle {
                font-size: 1rem;
            }
            .feature-block {
                flex-direction: column;
                gap: 1.5rem;
            }
            .feature-block.reverse {
                flex-direction: column;
            }
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .data-item .data-number {
                font-size: 2rem;
            }
            .cta-section {
                padding: 2.5rem 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-outline-cta {
                margin-left: 0;
                margin-top: 0.8rem;
                display: block;
            }
            .faq-section {
                padding: 2rem 1rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .timeline-custom {
                padding-left: 1.5rem;
            }
            .timeline-item {
                padding-left: 1rem;
            }
            .timeline-item::before {
                left: -2rem;
                width: 10px;
                height: 10px;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.55rem;
            }
            .data-strip {
                grid-template-columns: 1fr 1fr;
                gap: 0.7rem;
            }
            .data-item {
                padding: 1.2rem 0.6rem;
            }
            .data-item .data-number {
                font-size: 1.6rem;
            }
            .data-item .data-label {
                font-size: 0.78rem;
            }
            .card-custom .card-body-custom {
                padding: 1rem;
            }
            .cta-section {
                border-radius: var(--radius-lg);
            }
            .banner-tags {
                gap: 0.35rem;
            }
            .banner-tag {
                font-size: 0.72rem;
                padding: 0.25rem 0.6rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a1d2e;
            --color-accent: #c8a45c;
            --color-accent-light: #d9bd7e;
            --color-accent-dark: #a88a3f;
            --color-bg: #fafaf8;
            --color-surface: #ffffff;
            --color-text: #2c2c2c;
            --color-text-muted: #6b6b6b;
            --color-text-light: #999999;
            --color-border: #e8e6e0;
            --color-border-light: #f0efe9;
            --color-overlay: rgba(26, 29, 46, 0.55);
            --color-tag-bg: #f5f2ea;
            --color-tag-text: #8b7640;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px 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, 0.11);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.14);
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.25rem;
            --spacing-lg: 2rem;
            --spacing-xl: 3rem;
            --spacing-2xl: 4.5rem;
            --spacing-3xl: 6rem;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'SimSun', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::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: 1rem;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.7rem 0;
            gap: 1.25rem;
            flex-wrap: nowrap;
        }
        .navbar-brand-custom {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            gap: 0.45rem;
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .navbar-brand-custom i {
            color: var(--color-accent);
            font-size: 1.3rem;
        }
        .navbar-brand-custom:hover {
            color: var(--color-accent-dark);
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 0.35rem;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
            align-items: center;
        }
        .nav-link-custom {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .nav-link-custom:hover {
            background: #f8f6f0;
            color: var(--color-primary);
        }
        .nav-link-custom.active {
            color: var(--color-accent-dark);
            background: var(--color-tag-bg);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #f5f4f0;
            border-radius: 24px;
            padding: 0.35rem 0.35rem 0.35rem 1rem;
            gap: 0.3rem;
            border: 1px solid transparent;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .search-box:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.12);
            background: #fff;
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.85rem;
            width: 140px;
            color: var(--color-text);
        }
        .search-box input::placeholder {
            color: var(--color-text-light);
        }
        .search-box button {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: background var(--transition-fast), transform var(--transition-fast);
            flex-shrink: 0;
        }
        .search-box button:hover {
            background: var(--color-accent-dark);
            transform: scale(1.05);
        }
        .btn-login {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-muted);
            padding: 0.45rem 0.9rem;
            border-radius: 20px;
            transition: background var(--transition-fast), color var(--transition-fast);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: #f5f4f0;
            color: var(--color-primary);
        }
        .btn-cta-nav {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-accent);
            padding: 0.45rem 1.1rem;
            border-radius: 20px;
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-cta-nav:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-primary);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: #f5f4f0;
        }

        /* ========== MAIN CONTENT ========== */
        main {
            flex: 1;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            padding: 5rem 0;
            min-height: 320px;
            display: flex;
            align-items: center;
            isolation: isolate;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 29, 46, 0.7) 0%, rgba(26, 29, 46, 0.35) 60%, rgba(26, 29, 46, 0.5) 100%);
            z-index: 0;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }
        .page-banner .banner-label {
            display: inline-block;
            background: rgba(200, 164, 92, 0.2);
            color: var(--color-accent-light);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            padding: 0.35rem 0.9rem;
            border-radius: 20px;
            border: 1px solid rgba(200, 164, 92, 0.35);
            margin-bottom: 1rem;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }
        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            max-width: 520px;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-alt {
            background: #f8f7f3;
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.02em;
        }
        .section-header .section-divider {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            margin: 0.75rem auto;
            border-radius: 2px;
        }
        .section-header p {
            color: var(--color-text-muted);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ========== INTRO BLOCK ========== */
        .intro-block {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
        }
        .intro-block p {
            font-size: 1.05rem;
            color: var(--color-text);
            line-height: 1.8;
        }
        .intro-block .highlight-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 1rem;
        }
        .highlight-tags .htag {
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            font-size: 0.8rem;
            font-weight: 500;
            padding: 0.3rem 0.75rem;
            border-radius: 16px;
            letter-spacing: 0.02em;
        }

        /* ========== ARTICLE CARDS ========== */
        .article-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .article-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .article-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .article-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .article-card .card-tag {
            position: absolute;
            top: 0.85rem;
            left: 0.85rem;
            background: rgba(26, 29, 46, 0.8);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 0.25rem 0.65rem;
            border-radius: 12px;
            letter-spacing: 0.04em;
            z-index: 2;
            backdrop-filter: blur(4px);
        }
        .article-card .card-body-custom {
            padding: 1.25rem 1.25rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-body-custom h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .article-card:hover .card-body-custom h3 {
            color: var(--color-accent-dark);
        }
        .article-card .card-body-custom .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 0.75rem;
        }
        .article-card .card-meta {
            font-size: 0.78rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding-top: 0.75rem;
            border-top: 1px solid var(--color-border-light);
        }
        .article-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .article-card .read-more-link {
            font-weight: 600;
            color: var(--color-accent-dark);
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition-fast), color var(--transition-fast);
        }
        .article-card .read-more-link:hover {
            gap: 0.5rem;
            color: var(--color-accent);
        }
        .article-card .read-more-link i {
            font-size: 0.7rem;
        }

        /* ========== FEATURED CARDS (LARGE) ========== */
        .featured-card {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            display: flex;
            flex-direction: row;
            border: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            height: 100%;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }
        .featured-card .fc-img {
            width: 45%;
            flex-shrink: 0;
            overflow: hidden;
            position: relative;
        }
        .featured-card .fc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .featured-card:hover .fc-img img {
            transform: scale(1.05);
        }
        .featured-card .fc-body {
            padding: var(--spacing-lg);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .fc-body .fc-label {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }
        .featured-card .fc-body h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            line-height: 1.35;
        }
        .featured-card .fc-body p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
        }
        .featured-card .fc-body .fc-link {
            font-weight: 600;
            color: var(--color-accent-dark);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            transition: gap var(--transition-fast);
        }
        .featured-card .fc-body .fc-link:hover {
            gap: 0.6rem;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 0.6rem;
        }
        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.25rem;
            letter-spacing: 0.02em;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }

        /* ========== PAGINATION ========== */
        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: 0.4rem;
            margin-top: var(--spacing-xl);
            flex-wrap: wrap;
        }
        .pagination-custom .page-item-custom {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 500;
            font-size: 0.9rem;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .pagination-custom .page-item-custom:hover {
            background: var(--color-tag-bg);
            border-color: var(--color-accent-light);
        }
        .pagination-custom .page-item-custom.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 700;
        }
        .pagination-custom .page-item-custom.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            padding: var(--spacing-2xl) 0;
            text-align: center;
            border-radius: var(--radius-xl);
            margin: var(--spacing-lg) 0;
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(200, 164, 92, 0.15) 0%, transparent 70%);
            z-index: 0;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            max-width: 500px;
            margin: 0 auto 1.5rem;
            line-height: 1.6;
        }
        .cta-section .btn-cta-lg {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.8rem 2.2rem;
            border-radius: 28px;
            letter-spacing: 0.03em;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .cta-section .btn-cta-lg:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }
        .cta-section .btn-cta-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            font-weight: 500;
            font-size: 1rem;
            padding: 0.7rem 2rem;
            border-radius: 28px;
            border: 2px solid rgba(255, 255, 255, 0.4);
            margin-left: 0.75rem;
            letter-spacing: 0.03em;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }
        .cta-section .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(250, 250, 248, 0.7);
            padding: var(--spacing-2xl) 0 var(--spacing-md);
            margin-top: auto;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(250, 250, 248, 0.5);
            margin-bottom: 0;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.45rem;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: rgba(250, 250, 248, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(250, 250, 248, 0.1);
            padding-top: var(--spacing-md);
            margin-top: var(--spacing-xl);
            font-size: 0.8rem;
            color: rgba(250, 250, 248, 0.35);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-actions .search-box input {
                width: 100px;
            }
            .nav-link-custom {
                padding: 0.4rem 0.6rem;
                font-size: 0.82rem;
            }
            .navbar-brand-custom {
                font-size: 1.15rem;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .featured-card {
                flex-direction: column;
            }
            .featured-card .fc-img {
                width: 100%;
                aspect-ratio: 16 / 9;
            }
            .section {
                padding: var(--spacing-xl) 0;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-border);
                padding: 0.75rem 1rem;
                box-shadow: var(--shadow-md);
                z-index: 999;
                gap: 0.25rem;
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-link-custom {
                width: 100%;
                padding: 0.6rem 0.75rem;
                border-radius: var(--radius-sm);
            }
            .nav-actions {
                gap: 0.4rem;
            }
            .nav-actions .search-box {
                display: none;
            }
            .nav-actions .btn-login {
                font-size: 0.8rem;
                padding: 0.4rem 0.7rem;
            }
            .nav-actions .btn-cta-nav {
                font-size: 0.8rem;
                padding: 0.4rem 0.8rem;
            }
            .mobile-toggle {
                display: flex;
            }
            .navbar-custom {
                position: relative;
            }
            .page-banner {
                padding: 3rem 0;
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.9rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
            .cta-section .btn-cta-outline {
                margin-left: 0;
                margin-top: 0.5rem;
                display: block;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .intro-block {
                padding: var(--spacing-md);
            }
            .featured-card .fc-body h3 {
                font-size: 1.15rem;
            }
            .article-card .card-body-custom h3 {
                font-size: 1rem;
            }
            .pagination-custom .page-item-custom {
                width: 35px;
                height: 35px;
                font-size: 0.8rem;
            }
            .section {
                padding: var(--spacing-lg) 0;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1rem;
            }
            .navbar-brand-custom i {
                font-size: 1rem;
            }
            .nav-actions .btn-login {
                display: none;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 0.5rem;
            }
            .stat-card {
                padding: var(--spacing-md);
            }
            .stat-card .stat-number {
                font-size: 1.3rem;
            }
            .stat-card .stat-icon {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: var(--spacing-lg) var(--spacing-md);
            }
            .cta-section h3 {
                font-size: 1.2rem;
            }
            .article-card .card-body-custom {
                padding: 1rem;
            }
            .featured-card .fc-body {
                padding: var(--spacing-md);
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252540;
            --accent: #c8a45c;
            --accent-hover: #b8934a;
            --accent-light: #e8d5a3;
            --bg: #fafaf8;
            --bg-alt: #f4f2ec;
            --bg-dark: #1a1a2e;
            --text: #1a1a2e;
            --text-light: #6b7280;
            --text-on-dark: #e8e6df;
            --text-on-dark-muted: rgba(232, 230, 223, 0.55);
            --border: #e5e2d9;
            --border-light: #efede6;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.06);
            --shadow: 0 4px 20px rgba(26, 26, 46, 0.08);
            --shadow-lg: 0 12px 40px rgba(26, 26, 46, 0.12);
            --shadow-xl: 0 20px 60px rgba(26, 26, 46, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
        }

        *,
        *::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: 1rem;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

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

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

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

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

        /* ====== Container ====== */
        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* ====== Header / Nav ====== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(250, 250, 248, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 0;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: 0.03em;
            flex-shrink: 0;
            transition: color var(--transition);
        }
        .navbar-brand-custom i {
            color: var(--accent);
            font-size: 1.1rem;
        }
        .navbar-brand-custom:hover {
            color: var(--accent);
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 0.15rem;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
            align-items: center;
        }
        .nav-menu li a {
            display: block;
            padding: 0.5rem 0.9rem;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            position: relative;
        }
        .nav-menu li a:hover {
            color: var(--primary);
            background: rgba(26, 26, 46, 0.04);
        }
        .nav-menu li a.active {
            color: var(--accent);
            font-weight: 600;
            background: rgba(200, 164, 92, 0.08);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 24px;
            overflow: hidden;
            padding: 0 0.5rem;
            transition: all var(--transition);
        }
        .search-box input {
            border: none;
            background: transparent;
            padding: 0.4rem 0.5rem;
            font-size: 0.8rem;
            width: 140px;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: #b0b0b0;
        }
        .search-box button {
            background: transparent;
            border: none;
            color: var(--text-light);
            padding: 0.35rem 0.4rem;
            border-radius: 50%;
            transition: color var(--transition);
        }
        .search-box button:hover {
            color: var(--accent);
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.1);
        }

        .btn-login {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text);
            padding: 0.45rem 1rem;
            border-radius: 20px;
            transition: all var(--transition);
            white-space: nowrap;
            background: transparent;
            border: 1px solid var(--border);
        }
        .btn-login:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(26, 26, 46, 0.03);
        }

        .btn-cta-nav {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: var(--accent);
            padding: 0.5rem 1.2rem;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            border: none;
        }
        .btn-cta-nav:hover {
            background: var(--accent-hover);
            color: #fff;
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.35);
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.4rem;
            color: var(--text);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .mobile-toggle:hover {
            color: var(--accent);
            background: rgba(200, 164, 92, 0.06);
        }

        /* ====== Page Banner ====== */
        .page-banner {
            position: relative;
            background: url('assets/images/backpic/back-1.webp') center / cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.78) 0%, rgba(26, 26, 46, 0.45) 60%, rgba(26, 26, 46, 0.3) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 3rem 0;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(200, 164, 92, 0.25);
            border: 1px solid rgba(200, 164, 92, 0.5);
            color: var(--accent-light);
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 1rem;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 0.75rem;
            line-height: 1.25;
        }
        .page-banner .banner-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            line-height: 1.6;
        }

        /* ====== Section Common ====== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }
        .section-header {
            margin-bottom: var(--spacing-lg);
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-header .section-desc {
            color: var(--text-light);
            font-size: 0.95rem;
            max-width: 600px;
        }
        .section-dark .section-header .section-desc {
            color: var(--text-on-dark-muted);
        }

        /* ====== Brand Matrix Cards ====== */
        .brand-matrix-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }
        .brand-matrix-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .brand-matrix-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .brand-matrix-card .card-img-wrap {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .brand-matrix-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .brand-matrix-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .brand-matrix-card .card-body-matrix {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .brand-matrix-card .card-brand-tag {
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 0.35rem;
        }
        .brand-matrix-card h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.4rem;
            letter-spacing: 0.02em;
        }
        .brand-matrix-card p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.55;
            margin: 0;
            flex: 1;
        }
        .brand-matrix-card .card-link-hint {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            margin-top: 0.75rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition);
        }
        .brand-matrix-card:hover .card-link-hint {
            gap: 0.55rem;
        }

        /* ====== Insight Cards List ====== */
        .insight-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
            margin-bottom: 1rem;
        }
        .insight-card:last-child {
            margin-bottom: 0;
        }
        .insight-card:hover {
            box-shadow: var(--shadow);
            border-color: transparent;
            transform: translateX(3px);
        }
        .insight-card .insight-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(200, 164, 92, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent);
        }
        .insight-card .insight-body h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.3rem;
            letter-spacing: 0.02em;
        }
        .insight-card .insight-body p {
            font-size: 0.875rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }
        .insight-card .insight-meta {
            font-size: 0.75rem;
            color: #a0a0a0;
            margin-top: 0.4rem;
        }

        /* ====== Data Dashboard ====== */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }
        .data-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .data-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .data-card .data-value {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.02em;
            line-height: 1.1;
            margin-bottom: 0.25rem;
        }
        .data-card .data-label {
            font-size: 0.85rem;
            color: var(--text-light);
            font-weight: 500;
        }
        .data-card .data-trend {
            font-size: 0.75rem;
            font-weight: 600;
            margin-top: 0.4rem;
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
        }
        .data-trend.up {
            color: #2d8a56;
        }
        .data-trend.stable {
            color: #8a6d2d;
        }
        .section-dark .data-card {
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.1);
            color: var(--text-on-dark);
        }
        .section-dark .data-card .data-label {
            color: var(--text-on-dark-muted);
        }
        .section-dark .data-card .data-value {
            color: var(--accent-light);
        }

        /* ====== Article List ====== */
        .article-list-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.25rem 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .article-list-item:first-child {
            padding-top: 0;
        }
        .article-list-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .article-list-item .article-thumb {
            flex-shrink: 0;
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .article-list-item .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-list-item .article-info h5 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.25rem;
            letter-spacing: 0.02em;
            transition: color var(--transition);
        }
        .article-list-item:hover .article-info h5 {
            color: var(--accent);
        }
        .article-list-item .article-info .article-excerpt {
            font-size: 0.84rem;
            color: var(--text-light);
            line-height: 1.5;
            margin: 0;
        }
        .article-list-item .article-info .article-date {
            font-size: 0.73rem;
            color: #a0a0a0;
            margin-top: 0.3rem;
        }

        /* ====== FAQ ====== */
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 1.1rem 1.25rem;
            text-align: left;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent);
            font-size: 0.85rem;
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 1.25rem 1.1rem;
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.65;
            display: none;
        }
        .faq-answer.show {
            display: block;
        }

        /* ====== CTA Section ====== */
        .cta-section {
            background: var(--bg-dark);
            border-radius: var(--radius-xl);
            padding: 3rem 2.5rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            color: #fff;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 0.75rem;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--text-on-dark-muted);
            font-size: 1rem;
            max-width: 500px;
            margin: 0 auto 1.5rem;
            position: relative;
            z-index: 1;
        }
        .btn-cta-lg {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.75rem 2rem;
            border-radius: 28px;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            position: relative;
            z-index: 1;
            border: none;
        }
        .btn-cta-lg:hover {
            background: var(--accent-hover);
            color: #fff;
            box-shadow: 0 8px 28px rgba(200, 164, 92, 0.4);
            transform: translateY(-2px);
        }

        /* ====== Footer ====== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: var(--spacing-xl) 0 1.5rem;
            margin-top: var(--spacing-xl);
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            line-height: 1.6;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links li a {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            transition: color var(--transition);
            letter-spacing: 0.02em;
        }
        .footer-links li a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 2rem;
            padding-top: 1.25rem;
            font-size: 0.78rem;
            color: var(--text-on-dark-muted);
            letter-spacing: 0.02em;
        }

        /* ====== Responsive ====== */
        @media (max-width: 1024px) {
            .brand-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .nav-menu li a {
                padding: 0.4rem 0.6rem;
                font-size: 0.8rem;
            }
            .search-box input {
                width: 100px;
            }
            .navbar-custom {
                gap: 0.75rem;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(250, 250, 248, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 1rem;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                z-index: 999;
                gap: 0.25rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 0.7rem 1rem;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
                width: 100%;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .search-box input {
                width: 80px;
                font-size: 0.75rem;
            }
            .btn-login,
            .btn-cta-nav {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
            }
            .navbar-brand-custom {
                font-size: 1.1rem;
            }
            .page-banner {
                min-height: 280px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-sub {
                font-size: 0.9rem;
            }
            .brand-matrix-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .brand-matrix-card .card-img-wrap {
                height: 140px;
            }
            .data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .section {
                padding: 2.5rem 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .insight-card {
                flex-direction: column;
                gap: 0.75rem;
            }
            .article-list-item {
                flex-direction: column;
                gap: 0.75rem;
            }
            .article-list-item .article-thumb {
                width: 100%;
                height: 140px;
            }
            .cta-section {
                padding: 2rem 1.25rem;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .brand-matrix-grid {
                grid-template-columns: 1fr;
            }
            .data-grid {
                grid-template-columns: 1fr;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .nav-actions .search-box {
                display: none;
            }
            .btn-login {
                font-size: 0.7rem;
                padding: 0.35rem 0.6rem;
            }
            .btn-cta-nav {
                font-size: 0.7rem;
                padding: 0.35rem 0.7rem;
            }
            .navbar-brand-custom {
                font-size: 1rem;
            }
            .navbar-brand-custom i {
                font-size: 0.9rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .data-card .data-value {
                font-size: 1.8rem;
            }
        }