/* roulang page: index */
:root {
            --color-primary: #1a1a1e;
            --color-accent: #c8a87c;
            --color-accent-deep: #a6845c;
            --color-emphasis: #8b3a3a;
            --color-bg: #faf8f5;
            --color-bg-alt: #f3efe8;
            --color-bg-dark: #1a1a1e;
            --color-bg-card: #ffffff;
            --color-text: #1c1c1c;
            --color-text-soft: #5c5c5c;
            --color-text-light: #8a8a8a;
            --color-text-on-dark: #e8e4dc;
            --color-border: #e5e0d8;
            --color-border-light: #f0ece6;
            --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 12px 40px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.14);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.75rem;
            --spacing-lg: 2.75rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --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: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-deep);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }
        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1340px;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 var(--spacing-sm);
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            background: rgba(255, 255, 255, 0.96);
        }

        .nav-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.6rem 0;
            gap: var(--spacing-md);
            flex-wrap: nowrap;
        }
        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-accent-deep);
        }
        .nav-logo .logo-icon {
            display: inline-block;
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            text-align: center;
            line-height: 32px;
            font-size: 0.9rem;
            margin-right: 8px;
            vertical-align: middle;
            font-family: var(--font-body);
            font-weight: 600;
        }
        .nav-search-wrap {
            flex: 1 1 auto;
            max-width: 520px;
            min-width: 200px;
            position: relative;
        }
        .nav-search-wrap .search-input {
            width: 100%;
            padding: 0.65rem 1rem 0.65rem 2.8rem;
            border: 2px solid var(--color-border);
            border-radius: 50px;
            background: var(--color-bg);
            font-size: 0.95rem;
            color: var(--color-text);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .nav-search-wrap .search-input:focus {
            border-color: var(--color-accent);
            background: #fff;
            box-shadow: 0 0 0 6px rgba(200, 168, 124, 0.08);
            outline: none;
        }
        .nav-search-wrap .search-input::placeholder {
            color: var(--color-text-light);
            font-style: italic;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 1rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-light);
            font-size: 1rem;
            pointer-events: none;
            transition: color var(--transition-fast);
        }
        .nav-search-wrap .search-input:focus+.search-icon,
        .nav-search-wrap .search-input:focus~.search-icon {
            color: var(--color-accent-deep);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0.55rem 1.3rem;
            background: var(--color-primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-deep);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .nav-cats-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.3rem;
            padding: 0.35rem 0 0.55rem;
            flex-wrap: wrap;
        }
        .nav-cat-link {
            display: inline-block;
            padding: 0.4rem 1.1rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .nav-cat-link:hover {
            color: var(--color-accent-deep);
            background: rgba(200, 168, 124, 0.07);
        }
        .nav-cat-link.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .nav-cat-link.active:hover {
            background: var(--color-accent-deep);
            color: #fff;
        }

        /* Mobile nav */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            cursor: pointer;
            padding: 0.3rem 0.5rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-alt);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 1060;
            padding: var(--spacing-lg) var(--spacing-md);
            flex-direction: column;
            gap: var(--spacing-md);
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel .close-btn {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--color-primary);
            padding: 0.3rem;
            border-radius: 50%;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel .close-btn:hover {
            background: var(--color-bg-alt);
        }
        .mobile-nav-panel .mobile-search {
            width: 100%;
            padding: 0.7rem 1rem 0.7rem 2.6rem;
            border: 2px solid var(--color-border);
            border-radius: 50px;
            font-size: 1rem;
            background: var(--color-bg);
        }
        .mobile-nav-panel .mobile-cat-link {
            display: block;
            padding: 0.8rem 1.2rem;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            text-align: center;
        }
        .mobile-nav-panel .mobile-cat-link:hover,
        .mobile-nav-panel .mobile-cat-link.active {
            background: var(--color-primary);
            color: #fff;
        }

        @media (max-width: 768px) {
            .nav-search-wrap {
                display: none;
            }
            .nav-cats-row {
                display: none;
            }
            .btn-nav-cta.desktop-only {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-top-row {
                gap: var(--spacing-sm);
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-logo .logo-icon {
                width: 26px;
                height: 26px;
                line-height: 26px;
                font-size: 0.75rem;
                margin-right: 5px;
            }
        }
        @media (min-width: 769px) {
            .mobile-menu-toggle {
                display: none;
            }
            .mobile-nav-panel {
                display: none !important;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #1a1a1e 0%, #2a2824 30%, #3a342e 60%, #1a1a1e 100%);
            overflow: hidden;
        }
        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 40%;
            opacity: 0.35;
            mix-blend-mode: soft-light;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 30, 0.55) 0%, rgba(26, 26, 30, 0.75) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: var(--spacing-2xl) 0;
            color: #fff;
        }
        .hero-badge {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: rgba(200, 168, 124, 0.2);
            border: 1px solid rgba(200, 168, 124, 0.4);
            border-radius: 50px;
            font-size: 0.85rem;
            letter-spacing: 0.05em;
            color: #d4b98a;
            margin-bottom: var(--spacing-md);
            font-weight: 500;
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 3rem;
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: 0.03em;
            margin-bottom: var(--spacing-md);
            max-width: 700px;
        }
        .hero-title .accent {
            color: #d4b98a;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: #d0cdc6;
            max-width: 540px;
            line-height: 1.8;
            margin-bottom: var(--spacing-lg);
            letter-spacing: 0.02em;
        }
        .hero-btns {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 0.8rem 2rem;
            background: #d4b98a;
            color: #1a1a1e;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 20px rgba(200, 168, 124, 0.3);
            letter-spacing: 0.03em;
        }
        .btn-hero-primary:hover {
            background: #e0c9a0;
            color: #1a1a1e;
            box-shadow: 0 8px 30px rgba(200, 168, 124, 0.45);
            transform: translateY(-2px);
        }
        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 0.8rem 2rem;
            background: transparent;
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--transition-smooth);
            letter-spacing: 0.03em;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 460px;
            }
            .hero-title {
                font-size: 2rem;
                max-width: 100%;
            }
            .hero-desc {
                font-size: 1rem;
                max-width: 100%;
            }
            .hero-btns {
                flex-direction: column;
                gap: 0.6rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                justify-content: center;
                padding: 0.7rem 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-section {
                min-height: 400px;
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            letter-spacing: 0.06em;
            color: var(--color-accent-deep);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 0.6rem;
            color: var(--color-primary);
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-dark .section-desc {
            color: #b5b0a6;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-xl) 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
        }

        /* ========== CARDS ========== */
        .card-brand {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-brand:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .card-brand-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }
        .card-brand-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-brand-tag {
            display: inline-block;
            font-size: 0.78rem;
            color: var(--color-accent-deep);
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 0.4rem;
        }
        .card-brand-title {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--color-primary);
            letter-spacing: 0.02em;
        }
        .card-brand-desc {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .card-brand-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: var(--spacing-sm);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent-deep);
            transition: all var(--transition-fast);
        }
        .card-brand-link:hover {
            color: var(--color-emphasis);
            gap: 10px;
        }

        /* ========== STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .stat-card {
            text-align: center;
            padding: var(--spacing-lg) var(--spacing-md);
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent-deep);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            font-weight: 500;
            letter-spacing: 0.03em;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-sm);
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .stat-card {
                padding: var(--spacing-md);
            }
            .stat-number {
                font-size: 1.7rem;
            }
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }
        .news-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .news-card-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-date {
            font-size: 0.8rem;
            color: var(--color-text-light);
            margin-bottom: 0.4rem;
            letter-spacing: 0.03em;
        }
        .news-card-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }
        .news-card-excerpt {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        @media (max-width: 768px) {
            .news-list {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }
        }

        /* ========== FEATURE BLOCK ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
        }
        .feature-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .feature-img img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            display: block;
            transition: transform var(--transition-smooth);
        }
        .feature-img:hover img {
            transform: scale(1.03);
        }
        .feature-text h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            color: var(--color-primary);
            letter-spacing: 0.03em;
        }
        .feature-text p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.8;
            margin-bottom: var(--spacing-md);
        }
        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .feature-img img {
                height: 280px;
            }
            .feature-text h3 {
                font-size: 1.5rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: var(--spacing-md) 0;
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-primary);
            cursor: pointer;
            padding: 0.5rem 2.5rem 0.5rem 0;
            position: relative;
            transition: color var(--transition-fast);
            letter-spacing: 0.02em;
            line-height: 1.5;
        }
        .faq-question:hover {
            color: var(--color-accent-deep);
        }
        .faq-question::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            font-size: 0.8rem;
            color: var(--color-text-light);
            transition: transform var(--transition-smooth);
        }
        .faq-question[aria-expanded="true"]::after {
            transform: translateY(-50%) rotate(180deg);
            color: var(--color-accent-deep);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.7;
            padding: 0 0 0 0;
        }
        .faq-answer.open {
            max-height: 300px;
            padding: 0.6rem 0 0.4rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, #1a1a1e 0%, #2c2822 50%, #1a1a1e 100%);
            color: #fff;
            text-align: center;
            padding: var(--spacing-2xl) 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            mix-blend-mode: soft-light;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
        }
        .cta-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.04em;
        }
        .cta-desc {
            font-size: 1.05rem;
            color: #c5c0b6;
            margin-bottom: var(--spacing-lg);
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 0.9rem 2.4rem;
            background: #d4b98a;
            color: #1a1a1e;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            box-shadow: 0 6px 24px rgba(200, 168, 124, 0.35);
            letter-spacing: 0.03em;
        }
        .btn-cta-large:hover {
            background: #e0c9a0;
            box-shadow: 0 10px 34px rgba(200, 168, 124, 0.5);
            transform: translateY(-3px);
            color: #1a1a1e;
        }
        @media (max-width: 768px) {
            .cta-title {
                font-size: 1.5rem;
            }
            .btn-cta-large {
                padding: 0.75rem 1.8rem;
                font-size: 0.95rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #141416;
            color: #b5b0a6;
            padding: var(--spacing-2xl) 0 var(--spacing-lg);
            font-size: 0.9rem;
            line-height: 1.8;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-xl);
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #e8e4dc;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.04em;
        }
        .footer-desc {
            color: #8a857c;
            font-size: 0.85rem;
            line-height: 1.7;
        }
        .footer-col h4 {
            color: #e8e4dc;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.04em;
        }
        .footer-col a {
            display: block;
            color: #8a857c;
            padding: 0.2rem 0;
            transition: color var(--transition-fast);
            font-size: 0.85rem;
        }
        .footer-col a:hover {
            color: #d4b98a;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: var(--spacing-xl);
            padding-top: var(--spacing-md);
            text-align: center;
            font-size: 0.8rem;
            color: #6b6660;
            letter-spacing: 0.03em;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
        }

        /* ========== UTILS ========== */
        .text-accent {
            color: var(--color-accent-deep);
        }
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }

        /* ========== MOBILE PANEL OVERRIDES ========== */
        @media (max-width: 768px) {
            .mobile-nav-panel .mobile-search-wrap {
                position: relative;
                width: 100%;
            }
            .mobile-nav-panel .mobile-search-wrap .search-icon-mob {
                position: absolute;
                left: 1rem;
                top: 50%;
                transform: translateY(-50%);
                color: var(--color-text-light);
                pointer-events: none;
            }
            .mobile-nav-panel .mobile-search {
                padding-left: 2.6rem;
            }
        }

        /* Smooth page load */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .section {
            animation: fadeInUp 0.6s ease-out both;
        }
        .section:nth-child(2) {
            animation-delay: 0.1s;
        }
        .section:nth-child(3) {
            animation-delay: 0.2s;
        }
        .section:nth-child(4) {
            animation-delay: 0.3s;
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a1a2e;
            --color-accent: #c9a96e;
            --color-accent-soft: #e0d3b8;
            --color-surface: #ffffff;
            --color-surface-alt: #f8f6f2;
            --color-surface-dark: #1c1c1c;
            --color-text: #2c2c2c;
            --color-text-soft: #6b6660;
            --color-text-light: #8a8580;
            --color-border: #e8e4dc;
            --color-border-light: #f0ede6;
            --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, 0.07);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.09);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.11);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.875rem;
            --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);
            color: var(--color-text);
            background-color: var(--color-surface);
            line-height: 1.7;
            letter-spacing: 0.01em;
            overflow-x: hidden;
        }

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

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
        }
        .nav-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            padding: 0.85rem 0;
            flex-wrap: wrap;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-search-wrap {
            position: relative;
            flex: 1;
            max-width: 420px;
            min-width: 200px;
        }
        .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-soft);
            font-size: 0.95rem;
            pointer-events: none;
            z-index: 2;
        }
        .search-input {
            width: 100%;
            padding: 0.7rem 1rem 0.7rem 2.6rem;
            border: 1.5px solid var(--color-border);
            border-radius: 28px;
            font-size: 0.9rem;
            color: var(--color-text);
            background: var(--color-surface-alt);
            transition: all var(--transition-smooth);
            outline: none;
        }
        .search-input:focus {
            border-color: var(--color-accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.12);
        }
        .search-input::placeholder {
            color: var(--color-text-light);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.3rem;
            background: var(--color-primary);
            color: #fff;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: #2a2a42;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
            color: #fff;
        }
        .btn-nav-cta:active {
            transform: scale(0.97);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-primary);
            padding: 0.4rem;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            color: var(--color-accent);
        }
        .nav-cats-row {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            padding: 0.55rem 0 0.7rem;
            flex-wrap: wrap;
            border-top: 1px solid var(--color-border-light);
        }
        .nav-cat-link {
            display: inline-block;
            padding: 0.45rem 1.05rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            border-radius: 20px;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .nav-cat-link:hover {
            color: var(--color-primary);
            background: var(--color-surface-alt);
        }
        .nav-cat-link.active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background: var(--color-surface-dark);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.72) 0%, rgba(26, 26, 46, 0.55) 100%);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 3rem 0;
        }
        .page-banner-badge {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: rgba(201, 169, 110, 0.25);
            border: 1px solid rgba(201, 169, 110, 0.5);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            color: #f0e6d2;
            margin-bottom: 1rem;
            backdrop-filter: blur(4px);
        }
        .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 p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.6;
        }

        /* Section */
        .section-padding {
            padding: var(--spacing-xl) 0;
        }
        .section-padding-lg {
            padding: var(--spacing-2xl) 0;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            margin-bottom: 0.5rem;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-soft);
            max-width: 560px;
            line-height: 1.6;
        }
        .section-header {
            margin-bottom: 2.5rem;
        }
        .section-header.centered {
            text-align: center;
        }
        .section-header.centered .section-subtitle {
            margin: 0 auto;
        }
        .accent-line {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin-bottom: 0.75rem;
        }

        /* Cards */
        .card-creative {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-creative:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent-soft);
        }
        .card-creative-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-surface-alt);
        }
        .card-creative-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-creative:hover .card-creative-img-wrap img {
            transform: scale(1.05);
        }
        .card-creative-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 0.3rem 0.85rem;
            background: rgba(26, 26, 46, 0.8);
            color: #fff;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            backdrop-filter: blur(4px);
            z-index: 2;
        }
        .card-creative-body {
            padding: 1.4rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-creative-body h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.02em;
            line-height: 1.35;
        }
        .card-creative-body p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 0.75rem;
        }
        .card-creative-meta {
            font-size: 0.8rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding-top: 0.75rem;
            border-top: 1px solid var(--color-border-light);
        }
        .card-creative-meta i {
            color: var(--color-accent);
            font-size: 0.7rem;
        }

        /* List Block */
        .list-creative {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .list-creative-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding: 1.2rem 1.4rem;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .list-creative-item:hover {
            border-color: var(--color-accent-soft);
            box-shadow: var(--shadow-md);
        }
        .list-creative-icon {
            flex-shrink: 0;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--color-surface-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 1.1rem;
        }
        .list-creative-content h4 {
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.25rem;
            font-size: 1rem;
        }
        .list-creative-content p {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.5;
        }

        /* Timeline */
        .timeline-item {
            display: flex;
            gap: 1.5rem;
            padding: 1.5rem 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
        }
        .timeline-item:last-child {
            border-bottom: none;
        }
        .timeline-dot {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
        }
        .timeline-content h4 {
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.3rem;
            font-size: 1.05rem;
        }
        .timeline-content p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.6;
        }

        /* CTA */
        .cta-block {
            background: var(--color-primary);
            border-radius: var(--radius-xl);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.1);
            pointer-events: none;
        }
        .cta-block h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
            position: relative;
            z-index: 2;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 500px;
            margin: 0 auto 1.5rem;
            position: relative;
            z-index: 2;
            font-size: 1rem;
            line-height: 1.6;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            background: var(--color-accent);
            color: #fff;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 2;
            border: none;
            cursor: pointer;
        }
        .btn-cta:hover {
            background: #b8954f;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-cta:active {
            transform: scale(0.96);
        }
        .btn-outline-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .btn-outline-cta:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-md);
        }
        .btn-text-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            background: none;
            border: none;
            padding: 0;
        }
        .btn-text-link:hover {
            color: #b8954f;
            gap: 0.55rem;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 0.75rem;
            background: #fff;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-accent-soft);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 1.4rem;
            background: none;
            border: none;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--color-text-soft);
            font-size: 0.85rem;
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            padding: 0 1.4rem 1.1rem;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.65;
        }

        /* Footer */
        .site-footer {
            background: var(--color-surface-dark);
            color: #c5c0b8;
            padding: 3rem 0 1.5rem;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: #9a9590;
            line-height: 1.6;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #e0dcd5;
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
        }
        .footer-col a {
            display: block;
            color: #a09b95;
            padding: 0.25rem 0;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.25rem;
            text-align: center;
            font-size: 0.8rem;
            color: #7a746e;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container-custom {
                padding: 0 1.5rem;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .nav-search-wrap {
                max-width: 300px;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 1rem;
            }
            .nav-top-row {
                gap: 0.75rem;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .nav-search-wrap {
                order: 3;
                flex: 1 1 100%;
                max-width: 100%;
            }
            .desktop-only {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-cats-row {
                gap: 0.15rem;
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                padding: 0.5rem 0 0.6rem;
            }
            .nav-cats-row::-webkit-scrollbar {
                display: none;
            }
            .nav-cat-link {
                padding: 0.4rem 0.8rem;
                font-size: 0.82rem;
                flex-shrink: 0;
            }
            .page-banner {
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner p {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .cta-block {
                padding: 2rem 1.5rem;
            }
            .cta-block h3 {
                font-size: 1.4rem;
            }
            .card-creative-body {
                padding: 1rem 1.2rem;
            }
            .timeline-item {
                flex-direction: column;
                gap: 0.75rem;
            }
            .list-creative-item {
                flex-direction: column;
                gap: 0.6rem;
            }
            .card-creative-img-wrap {
                aspect-ratio: 16 / 11;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner {
                min-height: 200px;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .btn-cta {
                padding: 0.65rem 1.4rem;
                font-size: 0.85rem;
            }
            .btn-outline-cta {
                padding: 0.55rem 1.2rem;
                font-size: 0.82rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .logo-icon {
                width: 26px;
                height: 26px;
                font-size: 0.75rem;
            }
            .search-input {
                font-size: 0.82rem;
                padding: 0.55rem 0.8rem 0.55rem 2.4rem;
            }
            .card-creative-body h3 {
                font-size: 1.05rem;
            }
        }

        /* Bootstrap overrides */
        .row-custom-gap {
            --bs-gutter-y: 1.5rem;
        }
        .accordion-button:not(.collapsed) {
            background-color: transparent;
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: none;
            border-color: var(--color-accent-soft);
        }

/* roulang page: category4 */
:root {
            --color-primary: #B8860B;
            --color-primary-dark: #8B6508;
            --color-primary-light: #D4A94E;
            --color-accent: #8B1A1A;
            --color-accent-soft: #A0522D;
            --color-bg: #FDFBF7;
            --color-surface: #FFFFFF;
            --color-surface-warm: #F9F5EC;
            --color-text: #2D2D2D;
            --color-text-strong: #1A1A1A;
            --color-text-muted: #6B6660;
            --color-text-light: #9C9790;
            --color-border: #E5E0D9;
            --color-border-light: #EDE9E2;
            --color-shadow-sm: rgba(45, 40, 30, 0.06);
            --color-shadow-md: rgba(45, 40, 30, 0.10);
            --color-shadow-lg: rgba(45, 40, 30, 0.16);
            --color-shadow-xl: rgba(30, 25, 18, 0.22);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-2xl: 30px;
            --space-xs: 0.5rem;
            --space-sm: 0.75rem;
            --space-md: 1.25rem;
            --space-lg: 2rem;
            --space-xl: 3rem;
            --space-2xl: 4.5rem;
            --space-3xl: 6rem;
            --font-heading: 'Georgia', 'Times New Roman', 'Songti SC', 'Noto Serif SC', serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.18s ease-out;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
            --navbar-height: 68px;
            --nav-cats-height: 48px;
        }

        *,
        *::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;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: var(--radius-xs);
        }
        ::selection {
            background-color: rgba(184, 134, 11, 0.22);
            color: var(--color-text-strong);
        }

        .container-custom {
            width: 100%;
            max-width: 1260px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1340px;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 8px var(--color-shadow-sm);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px var(--color-shadow-md);
        }
        .nav-top-row {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            height: var(--navbar-height);
            flex-wrap: nowrap;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-text-strong);
            white-space: nowrap;
            letter-spacing: 0.02em;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }
        .nav-search-wrap {
            flex: 1 1 auto;
            max-width: 520px;
            position: relative;
            min-width: 180px;
        }
        .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 0.95rem;
            pointer-events: none;
            transition: color var(--transition-fast);
        }
        .search-input {
            width: 100%;
            padding: 0.7rem 1rem 0.7rem 2.7rem;
            border: 1.5px solid var(--color-border);
            border-radius: 50px;
            background: var(--color-surface-warm);
            font-size: 0.95rem;
            color: var(--color-text);
            transition: all var(--transition-smooth);
            outline: none;
        }
        .search-input::placeholder {
            color: var(--color-text-light);
        }
        .search-input:focus {
            border-color: var(--color-primary);
            background: var(--color-surface);
            box-shadow: 0 0 0 6px rgba(184, 134, 11, 0.07);
        }
        .search-input:focus+.search-icon,
        .search-input:focus~.search-icon {
            color: var(--color-primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.25rem;
            background: var(--color-primary);
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-bounce);
            letter-spacing: 0.01em;
        }
        .btn-nav-cta:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(184, 134, 11, 0.28);
            color: #fff;
        }
        .btn-nav-cta:active {
            transform: scale(0.97);
        }
        .desktop-only {
            display: inline-flex;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-text);
            cursor: pointer;
            padding: 0.4rem 0.5rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-surface-warm);
            color: var(--color-primary);
        }
        .nav-cats-row {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            height: var(--nav-cats-height);
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            border-top: 1px solid var(--color-border-light);
            padding: 0 0;
        }
        .nav-cats-row::-webkit-scrollbar {
            display: none;
        }
        .nav-cat-link {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 1.1rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: 50px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.01em;
        }
        .nav-cat-link:hover {
            color: var(--color-text-strong);
            background: var(--color-surface-warm);
        }
        .nav-cat-link.active {
            color: var(--color-primary);
            font-weight: 650;
            background: rgba(184, 134, 11, 0.06);
        }
        .nav-cat-link.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-primary);
        }

        @media (max-width: 1024px) {
            .nav-top-row {
                gap: var(--space-sm);
            }
            .nav-search-wrap {
                max-width: 380px;
            }
            .btn-nav-cta {
                padding: 0.5rem 1rem;
                font-size: 0.85rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }
        @media (max-width: 768px) {
            .nav-top-row {
                height: 58px;
                gap: 0.5rem;
            }
            .desktop-only {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .nav-search-wrap {
                max-width: 100%;
                flex: 1 1 auto;
                min-width: 120px;
            }
            .search-input {
                padding: 0.55rem 0.8rem 0.55rem 2.3rem;
                font-size: 0.85rem;
            }
            .search-icon {
                left: 12px;
                font-size: 0.85rem;
            }
            .nav-logo {
                font-size: 1.05rem;
                gap: 0.3rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .nav-cats-row {
                display: none;
                flex-wrap: wrap;
                height: auto;
                padding: 0.6rem 0;
                gap: 0.35rem;
                border-top: 1px solid var(--color-border-light);
            }
            .nav-cats-row.mobile-open {
                display: flex;
            }
            .nav-cat-link {
                font-size: 0.85rem;
                padding: 0.4rem 0.9rem;
            }
            .nav-cat-link.active::after {
                bottom: -2px;
                width: 16px;
                height: 2px;
            }
        }
        @media (max-width: 520px) {
            .nav-top-row {
                height: 52px;
                gap: 0.35rem;
            }
            .nav-logo {
                font-size: 0.95rem;
            }
            .logo-icon {
                width: 26px;
                height: 26px;
                font-size: 0.75rem;
            }
            .search-input {
                font-size: 0.8rem;
                padding: 0.5rem 0.7rem 0.5rem 2rem;
            }
            .search-icon {
                left: 10px;
                font-size: 0.78rem;
            }
        }

        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-position: center 40%;
            overflow: hidden;
            border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(25, 20, 12, 0.55) 0%, rgba(25, 20, 12, 0.35) 60%, rgba(25, 20, 12, 0.65) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: var(--space-3xl) 0 var(--space-2xl);
            color: #fff;
            text-align: center;
            width: 100%;
        }
        .banner-badge {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: #fff;
            margin-bottom: var(--space-md);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            line-height: 1.2;
            margin-bottom: var(--space-sm);
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
        }
        .page-banner .banner-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 620px;
            margin: 0 auto;
            font-weight: 400;
            letter-spacing: 0.02em;
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .page-banner {
                min-height: 280px;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .page-banner .banner-sub {
                font-size: 1rem;
            }
        }
        @media (max-width: 768px) {
            .page-banner {
                min-height: 240px;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-sub {
                font-size: 0.9rem;
                max-width: 400px;
            }
            .banner-badge {
                font-size: 0.78rem;
                padding: 0.3rem 0.8rem;
            }
            .page-banner .banner-content {
                padding: var(--space-2xl) 0 var(--space-lg);
            }
        }
        @media (max-width: 520px) {
            .page-banner {
                min-height: 200px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-sub {
                font-size: 0.82rem;
            }
        }

        .section-spacing {
            padding: var(--space-2xl) 0;
        }
        @media (min-width: 1024px) {
            .section-spacing {
                padding: var(--space-3xl) 0;
            }
        }
        .section-spacing-sm {
            padding: var(--space-lg) 0;
        }
        @media (min-width: 1024px) {
            .section-spacing-sm {
                padding: var(--space-xl) 0;
            }
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text-strong);
            letter-spacing: 0.02em;
            margin-bottom: 0.6rem;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            max-width: 600px;
            line-height: 1.65;
            margin-bottom: var(--space-lg);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }
        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                max-width: 420px;
            }
            .section-header {
                margin-bottom: var(--space-lg);
            }
        }

        .card-lifestyle {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: 0 2px 10px var(--color-shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-lifestyle:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 36px var(--color-shadow-lg);
            border-color: var(--color-border);
        }
        .card-lifestyle .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-surface-warm);
        }
        .card-lifestyle .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-lifestyle:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-lifestyle .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 0.3rem 0.8rem;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 500;
            border-radius: 50px;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .card-lifestyle .card-body-custom {
            padding: var(--space-md);
            flex: 1 1 auto;
            display: flex;
            flex-direction: column;
        }
        .card-lifestyle .card-body-custom h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 0.4rem;
            letter-spacing: 0.01em;
            line-height: 1.35;
        }
        .card-lifestyle .card-body-custom p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.55;
            flex: 1 1 auto;
            margin-bottom: var(--space-sm);
        }
        .card-lifestyle .card-link-text {
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition-fast);
        }
        .card-lifestyle .card-link-text i {
            font-size: 0.75rem;
        }
        .card-lifestyle:hover .card-link-text {
            gap: 0.55rem;
            color: var(--color-primary-dark);
        }
        @media (max-width: 520px) {
            .card-lifestyle .card-body-custom h3 {
                font-size: 1.05rem;
            }
        }

        .highlight-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: 0 2px 8px var(--color-shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
            text-align: center;
        }
        .highlight-card:hover {
            box-shadow: 0 10px 24px var(--color-shadow-md);
            transform: translateY(-3px);
        }
        .highlight-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(184, 134, 11, 0.08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-primary);
            margin-bottom: var(--space-md);
            transition: all var(--transition-bounce);
        }
        .highlight-card:hover .highlight-icon {
            background: var(--color-primary);
            color: #fff;
            transform: scale(1.08);
        }
        .highlight-card h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 0.35rem;
        }
        .highlight-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            margin: 0;
        }

        .article-mini {
            display: flex;
            gap: var(--space-md);
            padding: var(--space-md);
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            align-items: flex-start;
        }
        .article-mini:hover {
            box-shadow: 0 8px 20px var(--color-shadow-md);
            border-color: var(--color-border);
            transform: translateX(3px);
        }
        .article-mini .article-thumb {
            width: 100px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-surface-warm);
        }
        .article-mini .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-mini .article-info h5 {
            font-size: 0.95rem;
            font-weight: 650;
            color: var(--color-text-strong);
            margin-bottom: 0.25rem;
            line-height: 1.35;
        }
        .article-mini .article-info .meta {
            font-size: 0.78rem;
            color: var(--color-text-light);
        }
        @media (max-width: 520px) {
            .article-mini {
                flex-direction: column;
            }
            .article-mini .article-thumb {
                width: 100%;
                height: 140px;
            }
        }

        .data-block {
            text-align: center;
            padding: var(--space-md);
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            height: 100%;
        }
        .data-block:hover {
            box-shadow: 0 8px 20px var(--color-shadow-md);
            transform: translateY(-2px);
        }
        .data-number {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
        }
        .data-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 0.2rem;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 0.6rem;
            overflow: hidden;
            background: var(--color-surface);
            box-shadow: 0 1px 4px var(--color-shadow-sm);
            transition: all var(--transition-smooth);
        }
        .faq-accordion .accordion-item:hover {
            box-shadow: 0 4px 14px var(--color-shadow-md);
        }
        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-text-strong);
            background: var(--color-surface);
            padding: 1rem 1.25rem;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
            box-shadow: none !important;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(184, 134, 11, 0.04);
            color: var(--color-primary);
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(184, 134, 11, 0.1) !important;
            border-color: var(--color-primary-light);
        }
        .faq-accordion .accordion-body {
            padding: 1rem 1.25rem;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            background: var(--color-surface);
        }
        .faq-accordion .accordion-button::after {
            transition: transform var(--transition-bounce);
        }

        .cta-section {
            background: linear-gradient(160deg, #1a1510 0%, #2a2218 40%, #1f1a12 100%);
            color: #fff;
            border-radius: var(--radius-2xl);
            padding: var(--space-2xl) var(--space-lg);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(184, 134, 11, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
            margin-bottom: 0.5rem;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 520px;
            margin: 0 auto var(--space-lg);
            position: relative;
            z-index: 1;
            line-height: 1.6;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2.2rem;
            background: var(--color-primary);
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 650;
            font-size: 1rem;
            cursor: pointer;
            letter-spacing: 0.02em;
            transition: all var(--transition-bounce);
            position: relative;
            z-index: 1;
        }
        .btn-cta-large:hover {
            background: #d4a017;
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(184, 134, 11, 0.4);
            color: #fff;
        }
        .btn-cta-large:active {
            transform: scale(0.96);
        }
        @media (max-width: 768px) {
            .cta-section {
                border-radius: var(--radius-lg);
                padding: var(--space-xl) var(--space-md);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-cta-large {
                padding: 0.7rem 1.6rem;
                font-size: 0.9rem;
            }
        }

        .site-footer {
            background: #1a1510;
            color: #c5c0b8;
            padding: var(--space-2xl) 0 var(--space-md);
            margin-top: var(--space-2xl);
            border-top: 1px solid #2a2520;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-lg);
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: #e8e4dc;
            margin-bottom: 0.5rem;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: #9c9690;
            line-height: 1.6;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 650;
            color: #d5d0c8;
            margin-bottom: 0.7rem;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .footer-col a,
        .footer-col span {
            display: block;
            font-size: 0.85rem;
            color: #9c9690;
            margin-bottom: 0.4rem;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .footer-col a:hover {
            color: var(--color-primary-light);
        }
        .footer-bottom {
            border-top: 1px solid #2a2520;
            padding-top: var(--space-md);
            text-align: center;
            font-size: 0.8rem;
            color: #7a7470;
            letter-spacing: 0.01em;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .footer-desc {
                max-width: 100%;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a1816;
            --color-accent: #b8944b;
            --color-accent-light: #d4b86a;
            --color-bg: #faf8f5;
            --color-bg-alt: #f3efe9;
            --color-bg-dark: #1e1c19;
            --color-text: #2a2724;
            --color-text-soft: #5c5854;
            --color-text-light: #8a8681;
            --color-border: #e5e0d8;
            --color-border-light: #f0ece5;
            --color-white: #ffffff;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
            --space-xs: 0.4rem;
            --space-sm: 0.75rem;
            --space-md: 1.25rem;
            --space-lg: 2rem;
            --space-xl: 3rem;
            --space-2xl: 4.5rem;
            --space-3xl: 6rem;
            --font-display: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s 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);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            font-size: 16px;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

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

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

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

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

        input {
            font-family: inherit;
            font-size: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-primary);
            margin: 0;
        }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1320px;
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition-smooth);
        }

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

        .nav-top-row {
            display: flex;
            align-items: center;
            gap: var(--space-lg);
            padding: 0.85rem 0;
            flex-wrap: nowrap;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: 0.03em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--color-primary);
            color: var(--color-white);
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-search-wrap {
            position: relative;
            flex: 1;
            max-width: 420px;
            min-width: 180px;
        }

        .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-light);
            font-size: 0.9rem;
            pointer-events: none;
            z-index: 2;
        }

        .search-input {
            width: 100%;
            padding: 0.6rem 1rem 0.6rem 2.5rem;
            border: 1.5px solid var(--color-border);
            border-radius: 50px;
            background: var(--color-bg);
            font-size: 0.9rem;
            color: var(--color-text);
            outline: none;
            transition: all var(--transition-smooth);
            letter-spacing: 0.02em;
        }

        .search-input:focus {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: 0 0 0 4px rgba(184, 148, 75, 0.08);
        }

        .search-input::placeholder {
            color: var(--color-text-light);
            font-size: 0.85rem;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            flex-shrink: 0;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            background: var(--color-accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.85rem;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            letter-spacing: 0.02em;
        }

        .btn-nav-cta:hover {
            background: #9e7e3f;
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            background: var(--color-bg);
            color: var(--color-text);
            font-size: 1.2rem;
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-menu-toggle:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .nav-cats-row {
            display: flex;
            gap: 0.15rem;
            padding: 0.45rem 0 0.7rem;
            flex-wrap: wrap;
            align-items: center;
            border-top: 1px solid var(--color-border-light);
        }

        .nav-cat-link {
            display: inline-block;
            padding: 0.45rem 1rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            border-radius: 50px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
            position: relative;
        }

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

        .nav-cat-link.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(184, 148, 75, 0.07);
        }

        .nav-cat-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2.5px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        /* Mobile nav */
        @media (max-width: 768px) {
            .nav-top-row {
                gap: var(--space-sm);
                padding: 0.6rem 0;
            }

            .nav-logo {
                font-size: 1.15rem;
                gap: 0.3rem;
            }

            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }

            .nav-search-wrap {
                display: none;
            }

            .desktop-only {
                display: none !important;
            }

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

            .nav-cats-row {
                display: none;
                flex-direction: column;
                gap: 0.2rem;
                padding: 0.3rem 0 0.7rem;
                border-top: 1px solid var(--color-border-light);
            }

            .nav-cats-row.open {
                display: flex;
            }

            .nav-cat-link {
                width: 100%;
                padding: 0.55rem 1rem;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }

            .nav-cat-link.active::after {
                display: none;
            }

            .nav-cat-link.active {
                background: rgba(184, 148, 75, 0.1);
                border-left: 3px solid var(--color-accent);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }

            .btn-nav-cta.desktop-only {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1rem;
            }

            .logo-icon {
                width: 24px;
                height: 24px;
                font-size: 0.75rem;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            padding: var(--space-3xl) 0 var(--space-2xl);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            isolation: isolate;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 24, 22, 0.82) 0%, rgba(26, 24, 22, 0.55) 50%, rgba(26, 24, 22, 0.7) 100%);
            z-index: 1;
        }

        .page-banner .container-custom {
            position: relative;
            z-index: 2;
        }

        .banner-badge {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: rgba(184, 148, 75, 0.25);
            color: #f0e6d2;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: var(--space-md);
            border: 1px solid rgba(184, 148, 75, 0.35);
            backdrop-filter: blur(4px);
        }

        .banner-title {
            font-family: var(--font-display);
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: var(--space-sm);
            line-height: 1.25;
        }

        .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.6;
            letter-spacing: 0.02em;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 260px;
                padding: var(--space-2xl) 0 var(--space-xl);
            }

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

            .banner-subtitle {
                font-size: 1rem;
                max-width: 100%;
            }

            .banner-badge {
                font-size: 0.78rem;
                padding: 0.3rem 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 220px;
                padding: var(--space-xl) 0 var(--space-lg);
            }

            .banner-title {
                font-size: 1.55rem;
            }

            .banner-subtitle {
                font-size: 0.9rem;
            }
        }

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

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

        .section-dark {
            background: var(--color-bg-dark);
            color: #e8e4df;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #f5f1ea;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: var(--space-sm);
            padding: 0.25rem 0.75rem;
            background: rgba(184, 148, 75, 0.08);
            border-radius: 50px;
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: var(--space-sm);
            letter-spacing: 0.03em;
        }

        .section-desc {
            color: var(--color-text-soft);
            font-size: 1.05rem;
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: var(--space-xl);
        }

        .section-dark .section-title {
            color: #f5f1ea;
        }

        .section-dark .section-desc {
            color: #c5bfb7;
        }

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

            .section-title {
                font-size: 1.55rem;
            }

            .section-desc {
                font-size: 0.95rem;
                margin-bottom: var(--space-lg);
            }
        }

        @media (max-width: 520px) {
            .section-title {
                font-size: 1.3rem;
            }

            .section-desc {
                font-size: 0.9rem;
            }
        }

        /* ========== CARDS ========== */
        .craft-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-xs);
        }

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

        .craft-card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

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

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

        .craft-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 0.3rem 0.75rem;
            background: rgba(26, 24, 22, 0.8);
            color: #fff;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            backdrop-filter: blur(4px);
            z-index: 2;
        }

        .craft-card-body {
            padding: var(--space-md) var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .craft-card-title {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            line-height: 1.4;
        }

        .craft-card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }

        .craft-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-accent);
            letter-spacing: 0.02em;
            transition: gap var(--transition-fast);
            margin-top: auto;
        }

        .craft-card-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .craft-card-link:hover {
            gap: 0.55rem;
            color: #9e7e3f;
        }

        .craft-card-link:hover i {
            transform: translateX(2px);
        }

        @media (max-width: 768px) {
            .craft-card-body {
                padding: var(--space-md);
            }

            .craft-card-title {
                font-size: 1.05rem;
            }

            .craft-card-excerpt {
                font-size: 0.85rem;
            }
        }

        /* ========== LIST CARD (深度文章) ========== */
        .article-list-item {
            display: flex;
            gap: var(--space-lg);
            align-items: flex-start;
            padding: var(--space-lg);
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-xs);
            margin-bottom: var(--space-md);
        }

        .article-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateX(3px);
        }

        .article-list-thumb {
            width: 180px;
            flex-shrink: 0;
            aspect-ratio: 4 / 3;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--color-bg-alt);
        }

        .article-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .article-list-item:hover .article-list-thumb img {
            transform: scale(1.05);
        }

        .article-list-content {
            flex: 1;
            min-width: 0;
        }

        .article-list-meta {
            font-size: 0.8rem;
            color: var(--color-accent);
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 0.35rem;
        }

        .article-list-title {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.4rem;
            letter-spacing: 0.02em;
        }

        .article-list-desc {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            margin-bottom: 0.6rem;
        }

        .article-list-link {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-accent);
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .article-list-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .article-list-link:hover {
            color: #9e7e3f;
        }

        .article-list-link:hover i {
            transform: translateX(3px);
        }

        @media (max-width: 768px) {
            .article-list-item {
                flex-direction: column;
                gap: var(--space-md);
                padding: var(--space-md);
            }

            .article-list-thumb {
                width: 100%;
                aspect-ratio: 16 / 9;
            }

            .article-list-title {
                font-size: 1.05rem;
            }
        }

        /* ========== STAT BLOCK ========== */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
        }

        .stat-card {
            text-align: center;
            padding: var(--space-xl) var(--space-md);
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-xs);
        }

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

        .stat-number {
            font-family: var(--font-display);
            font-size: 3rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 0.4rem;
            letter-spacing: -0.01em;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        .section-dark .stat-card {
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.1);
        }

        .section-dark .stat-number {
            color: #d4b86a;
        }

        .section-dark .stat-label {
            color: #b5afa7;
        }

        @media (max-width: 768px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-md);
            }

            .stat-number {
                font-size: 2.2rem;
            }

            .stat-card {
                padding: var(--space-lg) var(--space-sm);
            }
        }

        @media (max-width: 520px) {
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }

            .stat-number {
                font-size: 1.8rem;
            }

            .stat-label {
                font-size: 0.8rem;
            }
        }

        /* ========== TIMELINE ========== */
        .timeline-block {
            position: relative;
            padding-left: 2.5rem;
            border-left: 2px solid var(--color-border);
            margin-bottom: var(--space-lg);
            transition: border-color var(--transition-fast);
        }

        .timeline-block:hover {
            border-left-color: var(--color-accent);
        }

        .timeline-dot {
            position: absolute;
            left: -9px;
            top: 4px;
            width: 16px;
            height: 16px;
            background: var(--color-accent);
            border-radius: 50%;
            border: 3px solid var(--color-bg);
            box-shadow: 0 0 0 3px var(--color-accent-light);
        }

        .section-dark .timeline-dot {
            border-color: var(--color-bg-dark);
            box-shadow: 0 0 0 3px rgba(184, 148, 75, 0.4);
        }

        .timeline-year {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.06em;
            margin-bottom: 0.3rem;
        }

        .timeline-title {
            font-family: var(--font-display);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.35rem;
        }

        .section-dark .timeline-title {
            color: #f5f1ea;
        }

        .timeline-desc {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
        }

        .section-dark .timeline-desc {
            color: #b5afa7;
        }

        @media (max-width: 768px) {
            .timeline-block {
                padding-left: 2rem;
            }

            .timeline-title {
                font-size: 1rem;
            }

            .timeline-desc {
                font-size: 0.85rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: var(--space-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-xs);
        }

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

        .faq-question {
            width: 100%;
            padding: var(--space-md) var(--space-lg);
            background: none;
            border: none;
            text-align: left;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: var(--space-md);
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

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

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

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

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

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 var(--space-lg) var(--space-lg);
        }

        .faq-answer-inner {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
            padding-top: 0.25rem;
            border-top: 1px solid var(--color-border-light);
        }

        @media (max-width: 768px) {
            .faq-question {
                padding: var(--space-md);
                font-size: 0.95rem;
            }

            .faq-answer {
                padding: 0 var(--space-md);
            }

            .faq-item.open .faq-answer {
                padding: 0 var(--space-md) var(--space-md);
            }

            .faq-icon {
                width: 24px;
                height: 24px;
                font-size: 0.65rem;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: var(--space-3xl) 0;
            background: linear-gradient(160deg, #1e1c19 0%, #2a2622 40%, #1a1816 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(184, 148, 75, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .section-title {
            color: #f5f1ea;
        }

        .cta-section .section-desc {
            color: #c5bfb7;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            background: var(--color-accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 16px rgba(184, 148, 75, 0.3);
        }

        .btn-cta-primary:hover {
            background: #c99e4f;
            color: #fff;
            box-shadow: 0 8px 28px rgba(184, 148, 75, 0.4);
            transform: translateY(-2px);
        }

        .btn-cta-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(184, 148, 75, 0.25);
        }

        .btn-outline-light-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            background: transparent;
            color: #f5f1ea;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: all var(--transition-smooth);
        }

        .btn-outline-light-cta:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.55);
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1816;
            color: #b5afa7;
            padding: var(--space-2xl) 0 var(--space-lg);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
        }

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

        .footer-brand-name {
            font-family: var(--font-display);
            font-size: 1.3rem;
            font-weight: 700;
            color: #f5f1ea;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.04em;
        }

        .footer-desc {
            color: #9a948d;
            line-height: 1.7;
            font-size: 0.85rem;
            max-width: 360px;
        }

        .footer-col h4 {
            color: #e8e4df;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            color: #9a948d;
            padding: 0.3rem 0;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .footer-col a:hover {
            color: #d4b86a;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: var(--space-lg);
            text-align: center;
            color: #7a746e;
            font-size: 0.8rem;
            letter-spacing: 0.03em;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }

            .footer-desc {
                max-width: 100%;
            }
        }

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

            .footer-brand-name {
                font-size: 1.15rem;
            }
        }

        /* ========== UTILITIES ========== */
        .text-accent {
            color: var(--color-accent);
        }

        .mt-0 {
            margin-top: 0;
        }

        .mb-0 {
            margin-bottom: 0;
        }

        .gap-row {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-md);
        }

        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252540;
            --accent: #c9a96e;
            --accent-light: #dcc090;
            --accent-dark: #b08950;
            --bg: #fafaf8;
            --bg-alt: #f4f2ee;
            --bg-dark: #1a1a2e;
            --text: #2c2c2c;
            --text-light: #4a4640;
            --text-muted: #6b6660;
            --text-on-dark: #e8e4df;
            --border: #e8e4df;
            --border-light: #f0ece6;
            --white: #ffffff;
            --radius-xs: 4px;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.14);
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 1.5rem;
            --space-lg: 3rem;
            --space-xl: 5rem;
            --space-xxl: 7rem;
            --font-xs: 0.75rem;
            --font-sm: 0.875rem;
            --font-base: 1rem;
            --font-md: 1.125rem;
            --font-lg: 1.375rem;
            --font-xl: 1.75rem;
            --font-2xl: 2.25rem;
            --font-3xl: 2.75rem;
            --font-4xl: 3.5rem;
            --transition-fast: 0.2s ease;
            --transition: 0.3s ease;
            --transition-slow: 0.5s ease;
            --max-width: 1240px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            font-size: var(--font-base);
            letter-spacing: 0.01em;
            overflow-x: hidden;
        }

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

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

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

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

        .container-custom {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition);
        }

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

        .nav-top-row {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            padding: 12px 0;
            flex-wrap: nowrap;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-lg);
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--accent-dark);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: var(--accent);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-search-wrap {
            position: relative;
            flex: 1;
            max-width: 440px;
            min-width: 180px;
        }

        .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
            transition: color var(--transition-fast);
        }

        .search-input {
            width: 100%;
            padding: 10px 16px 10px 40px;
            border: 1.5px solid var(--border);
            border-radius: 28px;
            font-size: var(--font-sm);
            background: var(--bg-alt);
            color: var(--text);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .search-input:focus {
            border-color: var(--accent);
            background: var(--white);
            box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.12);
            outline: none;
        }

        .search-input::placeholder {
            color: #b0aba4;
        }

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

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            background: var(--primary);
            color: var(--white);
            border-radius: 24px;
            font-size: var(--font-sm);
            font-weight: 600;
            white-space: nowrap;
            border: none;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

        .btn-nav-cta:hover {
            background: var(--accent-dark);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: var(--shadow-xs);
        }

        .btn-nav-cta i {
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
        }

        .btn-nav-cta:hover i {
            transform: translateX(3px);
        }

        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: transparent;
            border: 1.5px solid var(--border);
            color: var(--text);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--bg-alt);
            border-color: var(--accent);
            color: var(--accent-dark);
        }

        .nav-cats-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 0 10px 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-cats-row::-webkit-scrollbar {
            display: none;
        }

        .nav-cat-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 22px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: var(--text-light);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
        }

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

        .nav-cat-link.active {
            color: var(--white);
            background: var(--primary);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }

        .nav-cat-link.active:hover {
            background: var(--primary-light);
            color: var(--white);
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 35%;
            background-repeat: no-repeat;
            padding: var(--space-xl) 0;
            min-height: 360px;
            display: flex;
            align-items: center;
            isolation: isolate;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.82) 0%, rgba(26, 26, 46, 0.55) 40%, rgba(26, 26, 46, 0.35) 100%);
            z-index: 1;
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            color: var(--white);
        }

        .page-banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-sm);
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: var(--space-sm);
            flex-wrap: wrap;
        }

        .page-banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }

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

        .page-banner-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.7rem;
        }

        .page-banner h1 {
            font-size: var(--font-4xl);
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: var(--space-sm);
            line-height: 1.15;
            color: #ffffff;
        }

        .page-banner .banner-subtitle {
            font-size: var(--font-md);
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.6;
        }

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

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

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

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

        .section-header h2 {
            font-size: var(--font-2xl);
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }

        .section-dark .section-header h2 {
            color: #ffffff;
        }

        .section-header .section-line {
            display: block;
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin: 12px auto 0;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: var(--font-md);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.6;
        }

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

        /* ========== CARDS ========== */
        .card-brand {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-xs);
        }

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

        .card-brand-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--bg-alt);
        }

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

        .card-brand:hover .card-brand-img-wrap img {
            transform: scale(1.05);
        }

        .card-brand-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: var(--white);
            padding: 5px 12px;
            border-radius: 18px;
            font-size: var(--font-xs);
            font-weight: 600;
            letter-spacing: 0.04em;
            z-index: 1;
        }

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

        .card-brand-body h3 {
            font-size: var(--font-lg);
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .card-brand-body p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }

        .card-brand-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: var(--font-xs);
            color: var(--text-muted);
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }

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

        .card-brand-meta i {
            color: var(--accent);
            font-size: 0.7rem;
        }

        /* ========== FEATURE LIST ========== */
        .feature-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .feature-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 24px;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
        }

        .feature-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
            transform: translateY(-2px);
        }

        .feature-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.2rem;
            color: var(--accent-dark);
            transition: all var(--transition-fast);
        }

        .feature-item:hover .feature-icon-circle {
            background: var(--accent);
            color: var(--white);
        }

        .feature-text h4 {
            font-size: var(--font-base);
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .feature-text p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== STATS BAR ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-block {
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
        }

        .stat-block:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .stat-number {
            font-size: var(--font-3xl);
            font-weight: 800;
            color: var(--accent-light);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: var(--font-sm);
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.03em;
        }

        /* ========== BRAND SHOWCASE ROW ========== */
        .showcase-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .showcase-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 4 / 3;
        }

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

        .showcase-img:hover img {
            transform: scale(1.03);
        }

        .showcase-text h3 {
            font-size: var(--font-xl);
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .showcase-text p {
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .showcase-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
        }

        .showcase-list li {
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: var(--font-sm);
            color: var(--text-light);
            border-bottom: 1px solid var(--border-light);
        }

        .showcase-list li:last-child {
            border-bottom: none;
        }

        .showcase-list li i {
            color: var(--accent-dark);
            font-size: 0.75rem;
            flex-shrink: 0;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-xs);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: transparent;
            font-size: var(--font-base);
            font-weight: 600;
            color: var(--primary);
            text-align: left;
            border: none;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
            gap: 12px;
        }

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

        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition), padding var(--transition);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--primary);
            padding: var(--space-xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.08);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.06);
            pointer-events: none;
        }

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

        .cta-inner h2 {
            font-size: var(--font-2xl);
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.75);
            font-size: var(--font-md);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--accent);
            color: var(--white);
            border-radius: 28px;
            font-size: var(--font-base);
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(201, 169, 110, 0.35);
        }

        .btn-cta-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 169, 110, 0.5);
            color: var(--white);
        }

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

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: var(--white);
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            border-radius: 28px;
            font-size: var(--font-base);
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            margin-left: 12px;
        }

        .btn-cta-outline:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: var(--space-xl) 0 28px;
            font-size: var(--font-sm);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: var(--space-lg);
        }

        .footer-brand-name {
            font-size: var(--font-lg);
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            font-size: var(--font-sm);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: var(--font-xs);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-light);
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            padding: 5px 0;
            transition: color var(--transition-fast);
            font-size: var(--font-sm);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            color: rgba(255, 255, 255, 0.45);
            font-size: var(--font-xs);
            letter-spacing: 0.02em;
            line-height: 1.6;
        }

        /* ========== BUTTONS ========== */
        .btn-outline-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border: 1.5px solid var(--accent);
            color: var(--accent-dark);
            background: transparent;
            border-radius: 22px;
            font-size: var(--font-sm);
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --space-xl: 3.5rem;
                --space-lg: 2.5rem;
                --font-4xl: 2.6rem;
                --font-2xl: 1.9rem;
                --font-xl: 1.5rem;
            }

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

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

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

            .nav-search-wrap {
                max-width: 280px;
            }

            .page-banner {
                min-height: 280px;
                padding: var(--space-lg) 0;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-xl: 2.8rem;
                --space-lg: 2rem;
                --space-md: 1.2rem;
                --font-4xl: 2.1rem;
                --font-2xl: 1.6rem;
                --font-xl: 1.3rem;
                --font-lg: 1.15rem;
                --font-md: 1rem;
                --nav-height: 60px;
            }

            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-top-row {
                gap: 10px;
                padding: 10px 0;
            }

            .nav-logo {
                font-size: var(--font-base);
                gap: 6px;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }

            .nav-search-wrap {
                max-width: 200px;
                min-width: 120px;
            }

            .search-input {
                padding: 8px 12px 8px 34px;
                font-size: var(--font-xs);
                border-radius: 22px;
            }

            .search-icon {
                left: 10px;
                font-size: 0.75rem;
            }

            .btn-nav-cta.desktop-only {
                display: none;
            }

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

            .nav-cats-row {
                gap: 2px;
                padding: 0 0 8px 0;
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scroll-behavior: smooth;
            }

            .nav-cat-link {
                padding: 7px 14px;
                font-size: var(--font-xs);
                border-radius: 18px;
            }

            .page-banner {
                min-height: 220px;
                padding: var(--space-lg) 0 var(--space-md);
            }

            .page-banner h1 {
                font-size: var(--font-2xl);
            }

            .page-banner .banner-subtitle {
                font-size: var(--font-sm);
            }

            .feature-row {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .footer-desc {
                max-width: 100%;
            }

            .showcase-row {
                grid-template-columns: 1fr;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .stat-number {
                font-size: var(--font-2xl);
            }

            .cta-inner h2 {
                font-size: var(--font-xl);
            }

            .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
            }

            .card-brand-body {
                padding: 16px;
            }

            .card-brand-body h3 {
                font-size: var(--font-base);
            }

            .section-header h2 {
                font-size: var(--font-xl);
            }

            .faq-question {
                padding: 14px 16px;
                font-size: var(--font-sm);
            }

            .faq-answer {
                padding: 0 16px;
            }

            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }

            .btn-cta-primary,
            .btn-cta-outline {
                padding: 12px 24px;
                font-size: var(--font-sm);
                display: block;
                width: fit-content;
                margin: 8px auto;
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-xl: 2.2rem;
                --space-lg: 1.6rem;
                --font-4xl: 1.7rem;
                --font-2xl: 1.35rem;
                --font-xl: 1.15rem;
            }

            .nav-top-row {
                flex-wrap: wrap;
                gap: 8px;
            }

            .nav-logo {
                order: 1;
                flex: 0 0 auto;
            }

            .nav-actions {
                order: 2;
                flex: 0 0 auto;
                margin-left: auto;
            }

            .nav-search-wrap {
                order: 3;
                max-width: 100%;
                width: 100%;
                min-width: 0;
            }

            .nav-cats-row {
                padding: 2px 0 6px 0;
                gap: 2px;
            }

            .nav-cat-link {
                padding: 6px 11px;
                font-size: 0.7rem;
                border-radius: 16px;
            }

            .page-banner {
                min-height: 180px;
                padding: var(--space-md) 0;
            }

            .page-banner h1 {
                font-size: var(--font-xl);
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-block {
                padding: 18px 10px;
            }

            .stat-number {
                font-size: var(--font-xl);
            }

            .stat-label {
                font-size: var(--font-xs);
            }

            .card-brand-body h3 {
                font-size: var(--font-base);
            }

            .showcase-text h3 {
                font-size: var(--font-lg);
            }

            .section-header h2 {
                font-size: var(--font-lg);
            }

            .section-header p {
                font-size: var(--font-sm);
            }

            .feature-item {
                padding: 16px;
                gap: 12px;
            }

            .feature-icon-circle {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }

            .feature-text h4 {
                font-size: var(--font-sm);
            }

            .feature-text p {
                font-size: var(--font-xs);
            }

            .btn-outline-accent {
                padding: 7px 15px;
                font-size: var(--font-xs);
            }
        }