/* roulang page: index */
:root {
            --primary: #2E3238;
            --accent: #BF9D6B;
            --accent-light: #D8BE92;
            --accent-dark: #8A6A3D;
            --secondary: #4A6B63;
            --bg: #F7F5F1;
            --bg-dark: #22252A;
            --bg-light: #EFECE6;
            --bg-card: #FFFFFF;
            --text: #33363B;
            --text-secondary: #6B7076;
            --text-on-dark: #C8CBD0;
            --border: #E4E0D8;
            --border-dark: rgba(255, 255, 255, 0.1);
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 8px 24px rgba(34, 37, 42, 0.08);
            --shadow-lg: 0 16px 40px rgba(34, 37, 42, 0.12);
            --transition: 0.25s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input {
            font-family: inherit;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-padding {
            padding-top: 72px;
            padding-bottom: 72px;
        }
        @media (max-width: 767.98px) {
            .section-padding {
                padding-top: 48px;
                padding-bottom: 48px;
            }
        }
        .section-header {
            margin-bottom: 40px;
            text-align: center;
        }
        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            letter-spacing: 1px;
        }
        .section-header .gold-line {
            display: inline-block;
            width: 32px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin-top: 16px;
        }
        @media (max-width: 767.98px) {
            .section-header h2 {
                font-size: 26px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        .bg-dark-section {
            background-color: var(--bg-dark);
            color: var(--text-on-dark);
        }
        .bg-dark-section .section-header h2 {
            color: #fff;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            background-color: var(--bg);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(34, 37, 42, 0.06);
        }
        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--accent);
            font-weight: 700;
            font-size: 15px;
            border-radius: 8px;
            letter-spacing: 1px;
            border: 1px solid rgba(191, 157, 107, 0.4);
        }
        .logo-text {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            padding: 0;
        }
        .nav-links li {
            margin: 0;
        }
        .nav-link {
            display: inline-block;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: color var(--transition), background-color var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent-dark);
            background-color: rgba(191, 157, 107, 0.08);
        }
        .nav-link.active {
            color: var(--accent-dark);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 4px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 42px;
            padding: 0 24px;
            background: var(--accent);
            color: #1C1E22;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-sm);
            border: none;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(191, 157, 107, 0.3);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
        }
        .mega-trigger {
            position: relative;
        }
        .btn-mega {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 42px;
            padding: 0 18px;
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-mega:hover {
            border-color: var(--accent);
            color: var(--accent-dark);
        }
        .btn-mega .fa-chevron-down {
            font-size: 11px;
            transition: transform var(--transition);
        }
        .mega-trigger:hover .btn-mega .fa-chevron-down,
        .mega-trigger:focus-within .btn-mega .fa-chevron-down {
            transform: rotate(180deg);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            width: 680px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            padding: 32px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: all 0.2s ease;
            z-index: 999;
        }
        .mega-trigger:hover .mega-panel,
        .mega-trigger:focus-within .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 28px;
        }
        .mega-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .mega-col ul li {
            margin-bottom: 8px;
        }
        .mega-col ul li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 12px;
            font-size: 14px;
            color: var(--text);
            border-radius: 6px;
            transition: all var(--transition);
        }
        .mega-col ul li a:hover {
            background: rgba(191, 157, 107, 0.08);
            color: var(--accent-dark);
        }
        .mega-col ul li a i {
            font-size: 12px;
            opacity: 0.4;
            transition: opacity var(--transition);
        }
        .mega-col ul li a:hover i {
            opacity: 1;
        }
        .mega-card {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: 8px;
            background: var(--bg);
            margin-bottom: 10px;
            transition: background var(--transition);
        }
        .mega-card:hover {
            background: #f0ece5;
        }
        .mega-card-thumb {
            width: 48px;
            height: 36px;
            background: #e0ddd7;
            border-radius: 6px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #aaa;
        }
        .mega-card p {
            font-size: 13px;
            color: var(--text);
            line-height: 1.4;
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .mega-entry-card {
            border: 1px solid var(--accent);
            border-radius: var(--radius);
            padding: 24px;
            text-align: center;
            background: linear-gradient(135deg, rgba(191, 157, 107, 0.08), transparent);
        }
        .mega-entry-card h5 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .mega-entry-card p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }
        .btn-mega-entry {
            display: inline-block;
            padding: 10px 22px;
            background: var(--accent);
            color: #1C1E22;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .btn-mega-entry:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
        }
        .navbar-toggler-custom {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            color: var(--text);
            font-size: 18px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .navbar-toggler-custom:hover {
            border-color: var(--accent);
            color: var(--accent-dark);
        }
        .mobile-menu {
            display: none;
            background: var(--bg);
            border-top: 1px solid var(--border);
            padding: 16px 24px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu ul {
            list-style: none;
        }
        .mobile-menu ul li {
            margin-bottom: 4px;
        }
        .mobile-menu ul li a {
            display: block;
            padding: 12px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: all var(--transition);
        }
        .mobile-menu ul li a:hover,
        .mobile-menu ul li a.active {
            background: rgba(191, 157, 107, 0.1);
            color: var(--accent-dark);
        }
        @media (max-width: 991.98px) {
            .nav-links,
            .btn-nav-cta {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .mega-panel {
                width: 100%;
                right: auto;
                left: 0;
                position: fixed;
                top: 72px;
                border-radius: 0;
                box-shadow: 0 16px 40px rgba(34, 37, 42, 0.12);
            }
            .mega-grid {
                grid-template-columns: 1fr 1fr;
            }
            .mega-entry-card {
                display: none;
            }
        }
        @media (max-width: 767.98px) {
            .navbar-custom {
                height: 64px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }
            .logo-text {
                font-size: 16px;
            }
            .mega-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background-color: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center right;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(34, 37, 42, 0.95) 0%, rgba(34, 37, 42, 0.8) 40%, rgba(34, 37, 42, 0.4) 100%);
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), transparent);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(191, 157, 107, 0.16);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 1px;
            margin-bottom: 20px;
            border: 1px solid rgba(191, 157, 107, 0.3);
        }
        .hero-title {
            color: #fff;
            font-size: 42px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .hero-title .highlight {
            color: var(--accent);
            font-weight: 700;
        }
        .hero-subtitle {
            color: var(--text-on-dark);
            font-size: 17px;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: var(--accent);
            color: #1C1E22;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-hero-primary:hover {
            background: var(--accent-light);
            color: #1C1E22;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(191, 157, 107, 0.35);
        }
        .btn-hero-primary:active {
            transform: translateY(0);
        }
        .btn-hero-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            background: transparent;
            color: #fff;
            font-weight: 500;
            font-size: 15px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-hero-secondary:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            transform: translateY(-2px);
        }
        @media (max-width: 991.98px) {
            .hero {
                min-height: 480px;
            }
            .hero-title {
                font-size: 36px;
            }
        }
        @media (max-width: 767.98px) {
            .hero {
                min-height: 420px;
                background-position: center center;
            }
            .hero::before {
                background: linear-gradient(180deg, rgba(34, 37, 42, 0.92) 0%, rgba(34, 37, 42, 0.75) 100%);
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .btn-hero-primary,
            .btn-hero-secondary {
                width: 100%;
            }
        }

        /* ===== Metrics Bar ===== */
        .metrics-bar {
            background: var(--bg-light);
            padding: 32px 0;
            border-bottom: 1px solid var(--border);
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .metric-card {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: all var(--transition);
        }
        .metric-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
            border-color: rgba(191, 157, 107, 0.4);
        }
        .metric-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(191, 157, 107, 0.12);
            color: var(--accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }
        .metric-info h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .metric-info p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.4;
        }
        @media (max-width: 991.98px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575.98px) {
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .metric-card {
                padding: 16px 18px;
            }
        }

        /* ===== Guide Section ===== */
        .guide-section {
            background: var(--bg);
        }
        .guide-steps {
            display: flex;
            flex-direction: column;
            gap: 56px;
        }
        .guide-step {
            display: flex;
            align-items: center;
            gap: 48px;
        }
        .guide-step.reverse {
            flex-direction: row-reverse;
        }
        .guide-step-img {
            flex: 1;
            border-radius: var(--radius);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow);
            min-height: 260px;
            background: #e8e5df;
        }
        .guide-step-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .guide-step-img:hover img {
            transform: scale(1.03);
        }
        .guide-step-content {
            flex: 1;
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--accent);
            color: #1C1E22;
            font-size: 18px;
            font-weight: 700;
            border-radius: 50%;
            margin-bottom: 16px;
        }
        .guide-step-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .guide-step-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        @media (max-width: 991.98px) {
            .guide-step,
            .guide-step.reverse {
                flex-direction: column;
                gap: 24px;
            }
            .guide-step-img {
                width: 100%;
                min-height: 220px;
            }
            .guide-step-content {
                width: 100%;
            }
        }

        /* ===== Rewards Section ===== */
        .rewards-section {
            background-color: var(--bg-dark);
            color: var(--text-on-dark);
            background-image: linear-gradient(135deg, rgba(191, 157, 107, 0.04) 0%, transparent 60%);
        }
        .rewards-layout {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
            align-items: stretch;
        }
        .reward-main {
            display: flex;
        }
        .reward-card-main {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            width: 100%;
            transition: all var(--transition);
        }
        .reward-card-main:hover {
            border-color: rgba(191, 157, 107, 0.4);
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }
        .reward-main-img {
            position: relative;
            min-height: 300px;
            overflow: hidden;
            flex-shrink: 0;
            background: #2a2d33;
        }
        .reward-main-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .reward-main-img:hover img {
            transform: scale(1.03);
        }
        .reward-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            padding: 6px 14px;
            background: rgba(191, 157, 107, 0.9);
            color: #1C1E22;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }
        .reward-main-body {
            padding: 28px;
        }
        .reward-main-body h3 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .reward-main-body p {
            color: var(--text-on-dark);
            font-size: 15px;
            line-height: 1.6;
            margin: 0;
        }
        .reward-sub-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .reward-card-sub {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex: 1;
            transition: all var(--transition);
        }
        .reward-card-sub:hover {
            border-color: rgba(191, 157, 107, 0.4);
            transform: translateX(4px);
            background: rgba(255, 255, 255, 0.06);
        }
        .reward-card-sub img {
            width: 72px;
            height: 72px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
            background: #2a2d33;
        }
        .reward-sub-body {
            flex: 1;
        }
        .reward-sub-body .badge-category {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(191, 157, 107, 0.16);
            color: var(--accent);
            font-size: 11px;
            font-weight: 600;
            border-radius: 4px;
            margin-bottom: 6px;
        }
        .reward-sub-body h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .reward-sub-body p {
            color: var(--text-on-dark);
            font-size: 13px;
            margin: 0;
            line-height: 1.4;
        }
        @media (max-width: 991.98px) {
            .rewards-layout {
                grid-template-columns: 1fr;
            }
            .reward-main-img {
                min-height: 220px;
            }
        }

        /* ===== Tasks Section ===== */
        .tasks-section {
            background: var(--bg-light);
        }
        .tasks-layout {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr;
            gap: 48px;
            align-items: stretch;
        }
        .task-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .task-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: all var(--transition);
        }
        .task-item:hover {
            border-color: rgba(191, 157, 107, 0.5);
            box-shadow: var(--shadow);
        }
        .task-status {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            color: #fff;
        }
        .task-item.completed .task-status {
            background: var(--accent);
        }
        .task-item.active .task-status {
            border: 2px solid var(--accent);
            background: transparent;
        }
        .task-item.locked .task-status {
            border: 2px solid #c0bdb8;
            background: transparent;
            color: #c0bdb8;
        }
        .task-info {
            flex: 1;
        }
        .task-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 2px;
        }
        .task-info span {
            font-size: 13px;
            color: var(--text-secondary);
        }
        .task-item.locked .task-info h4,
        .task-item.locked .task-info span {
            color: #aaa;
        }
        .task-reward {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--accent-dark);
            background: rgba(191, 157, 107, 0.1);
            padding: 6px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .progress-side {
            display: flex;
            align-items: center;
            gap: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px;
        }
        .progress-vertical {
            width: 12px;
            height: 200px;
            background: #e8e4dc;
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            flex-shrink: 0;
        }
        .progress-fill {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 60%;
            background: linear-gradient(180deg, var(--accent-light), var(--accent));
            border-radius: 20px;
        }
        .progress-meta {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .progress-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            letter-spacing: 1px;
        }
        .progress-status {
            font-size: 13px;
            color: var(--text-secondary);
        }
        @media (max-width: 991.98px) {
            .tasks-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .progress-side {
                padding: 24px;
            }
        }
        @media (max-width: 767.98px) {
            .task-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .task-reward {
                margin-left: 38px;
            }
            .progress-vertical {
                width: 100%;
                height: 8px;
            }
            .progress-vertical .progress-fill {
                height: 100%;
                width: 60%;
                bottom: auto;
                left: 0;
            }
            .progress-side {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        /* ===== CTA Band ===== */
        .cta-band {
            background-color: var(--bg-dark);
            background-image: linear-gradient(120deg, rgba(191, 157, 107, 0.08) 0%, transparent 50%);
            padding: 64px 0;
            text-align: center;
            position: relative;
        }
        .cta-band::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .cta-band h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-band p {
            color: var(--text-on-dark);
            font-size: 16px;
            margin-bottom: 28px;
        }
        .cta-band .btn-hero-primary {
            min-width: 200px;
        }
        @media (max-width: 767.98px) {
            .cta-band {
                padding: 48px 0;
            }
            .cta-band h2 {
                font-size: 26px;
            }
        }

        /* ===== News Section ===== */
        .news-section {
            background: var(--bg);
        }
        .news-tabs {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .news-tab {
            padding: 8px 20px;
            border: 1px solid var(--border);
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            transition: all var(--transition);
            cursor: pointer;
        }
        .news-tab:hover,
        .news-tab.active {
            border-color: var(--accent);
            color: var(--accent-dark);
            background: rgba(191, 157, 107, 0.08);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
            border-color: rgba(191, 157, 107, 0.4);
        }
        .news-card-link {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .news-card-thumb {
            aspect-ratio: 16 / 9;
            background: #eae7e1;
            overflow: hidden;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .news-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-card:hover .news-card-thumb img {
            transform: scale(1.05);
        }
        .news-img-placeholder {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
            height: 100%;
            color: #c0bdb8;
            font-size: 36px;
            background: linear-gradient(135deg, #f0ede8 0%, #e4e0d8 100%);
        }
        .news-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-body .badge-category {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(191, 157, 107, 0.15);
            color: var(--accent-dark);
            font-size: 11px;
            font-weight: 600;
            border-radius: 4px;
            width: fit-content;
            margin-bottom: 10px;
        }
        .news-card-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
            margin-bottom: 12px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-time {
            font-size: 12px;
            color: #9a9ea5;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .empty-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px 24px;
            background: var(--bg-card);
            border: 1px dashed var(--border);
            border-radius: var(--radius);
            color: var(--text-secondary);
        }
        .empty-state i {
            font-size: 40px;
            color: #c0bdb8;
            margin-bottom: 12px;
            display: block;
        }
        .empty-state p {
            font-size: 15px;
            margin: 0;
        }
        @media (max-width: 1199.98px) {
            .news-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 991.98px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575.98px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:nth-child(even) {
            background: #f1efea;
        }
        .faq-item:hover {
            border-color: rgba(191, 157, 107, 0.4);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--accent-dark);
        }
        .faq-question .arrow {
            font-size: 14px;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-question[aria-expanded="true"] .arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== Subscribe ===== */
        .subscribe-section {
            background: var(--bg);
            padding: 64px 0;
        }
        .subscribe-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 48px;
            flex-wrap: wrap;
        }
        .subscribe-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .subscribe-text p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex: 1;
            max-width: 480px;
        }
        .subscribe-form input {
            flex: 1;
            height: 48px;
            padding: 0 18px;
            border: 1px solid #D8D2C8;
            border-radius: var(--radius-sm);
            font-size: 14px;
            background: var(--bg);
            color: var(--text);
            outline: none;
            transition: all var(--transition);
            min-width: 200px;
        }
        .subscribe-form input:focus {
            border-color: var(--accent);
            border-width: 2px;
            padding: 0 17px;
        }
        .subscribe-form button {
            height: 48px;
            padding: 0 28px;
            background: var(--accent);
            color: #1C1E22;
            font-weight: 600;
            font-size: 14px;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .subscribe-form button:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
        }
        .subscribe-form .error-msg {
            font-size: 12px;
            color: #B5533E;
            width: 100%;
            margin-top: -4px;
        }
        @media (max-width: 767.98px) {
            .subscribe-inner {
                padding: 28px 24px;
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .subscribe-form {
                max-width: 100%;
                flex-direction: column;
            }
            .subscribe-form input,
            .subscribe-form button {
                width: 100%;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background-color: var(--bg-dark);
            color: var(--text-on-dark);
            padding-top: 56px;
        }
        .footer-main {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 18px;
        }
        .footer-brand p {
            font-size: 14px;
            color: #9A9EA5;
            line-height: 1.6;
            margin-top: 12px;
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #9A9EA5;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #9A9EA5;
        }
        .footer-bottom a {
            color: #9A9EA5;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 767.98px) {
            .footer-main {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Focus ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        ::selection {
            background: var(--accent);
            color: #1C1E22;
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(191, 157, 107, 0.5);
            border-radius: 20px;
        }

/* roulang page: category1 */
:root {
            --primary: #2E3238;
            --accent: #BF9D6B;
            --accent-hover: #D8BE92;
            --accent-deep: #8A6A3D;
            --secondary: #4A6B63;
            --bg: #F7F5F1;
            --bg-light: #EFECE6;
            --dark: #22252A;
            --dark-text: #C8CBD0;
            --text: #33363B;
            --text-secondary: #6B7076;
            --border: #E4E0D8;
            --white: #FFFFFF;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 16px;
            --shadow: 0 8px 24px rgba(34, 37, 42, 0.08);
            --shadow-sm: 0 2px 12px rgba(34, 37, 42, 0.05);
            --transition: 0.25s ease;
            --container-width: 1280px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: var(--text);
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
        }
        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            color: var(--dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(191, 157, 107, 0.3);
        }
        .btn-accent:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-accent:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-outline-dark {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline-dark:hover {
            background: var(--primary);
            color: var(--white);
        }
        .btn-outline-white {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: var(--white);
        }
        .btn-outline-white:hover {
            background: var(--white);
            color: var(--dark);
            border-color: var(--white);
        }
        .btn-sm {
            height: 38px;
            padding: 0 18px;
            font-size: 13px;
        }
        .btn-lg {
            height: 54px;
            padding: 0 40px;
            font-size: 16px;
        }
        .btn-block {
            width: 100%;
        }

        /* Navigation */
        .navbar-custom {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            height: 72px;
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .navbar-custom:hover {
            box-shadow: 0 4px 16px rgba(34, 37, 42, 0.06);
        }
        .navbar-custom .container-custom {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .nav-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--accent);
            font-size: 14px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            letter-spacing: 0.5px;
            font-family: monospace;
        }
        .logo-text {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .nav-links {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            padding: 0;
        }
        .nav-link {
            display: inline-block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--accent);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            display: block;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            margin-top: 4px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 22px;
            background: var(--accent);
            color: var(--dark);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(191, 157, 107, 0.3);
        }
        .mega-trigger {
            position: relative;
        }
        .mega-trigger:hover .mega-panel,
        .mega-trigger:focus-within .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .btn-mega {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 40px;
            padding: 0 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-mega:hover {
            border-color: var(--accent);
            color: var(--accent-deep);
        }
        .btn-mega i {
            font-size: 12px;
            transition: transform var(--transition);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            width: 720px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: 0 20px 48px rgba(34, 37, 42, 0.14);
            padding: 28px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: all 0.2s ease;
            z-index: 1050;
        }
        .mega-grid {
            display: grid;
            grid-template-columns: 1.1fr 1.2fr 0.8fr;
            gap: 28px;
        }
        .mega-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border);
        }
        .mega-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mega-col ul li {
            margin-bottom: 10px;
        }
        .mega-col ul li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text);
            transition: background var(--transition), color var(--transition);
        }
        .mega-col ul li a:hover {
            background: rgba(191, 157, 107, 0.08);
            color: var(--accent-deep);
        }
        .mega-col ul li a i {
            font-size: 12px;
            color: var(--accent);
        }
        .mega-card {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            background: var(--bg);
            margin-bottom: 10px;
        }
        .mega-card-thumb {
            width: 40px;
            height: 40px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
            flex-shrink: 0;
        }
        .mega-card p {
            font-size: 13px;
            color: var(--text);
            margin: 0;
            line-height: 1.4;
        }
        .mega-entry-card {
            background: linear-gradient(135deg, rgba(191, 157, 107, 0.08), rgba(191, 157, 107, 0.02));
            border: 1px solid rgba(191, 157, 107, 0.3);
            border-radius: var(--radius);
            padding: 22px;
            text-align: center;
        }
        .mega-entry-card h5 {
            border: none;
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            text-transform: none;
            letter-spacing: 0;
        }
        .mega-entry-card p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 14px;
        }
        .hamburger-btn {
            display: none;
            width: 42px;
            height: 42px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            background: var(--white);
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text);
            transition: all var(--transition);
        }
        .hamburger-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        /* Page Banner */
        .page-banner {
            background-color: var(--dark);
            background-image: linear-gradient(90deg, rgba(34, 37, 42, 0.92), rgba(34, 37, 42, 0.6)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 96px 0 72px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .banner-content {
            max-width: 760px;
        }
        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(191, 157, 107, 0.15);
            border: 1px solid rgba(191, 157, 107, 0.3);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }
        .banner-content h1 {
            color: var(--white);
            font-size: 42px;
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .banner-content h1 span {
            color: var(--accent);
        }
        .banner-content p {
            color: var(--dark-text);
            font-size: 17px;
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 560px;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-light);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb {
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
        }
        .breadcrumb-item {
            color: var(--text-secondary);
        }
        .breadcrumb-item a {
            color: var(--text-secondary);
        }
        .breadcrumb-item a:hover {
            color: var(--accent-deep);
        }
        .breadcrumb-item.active {
            color: var(--text);
            font-weight: 500;
        }
        .breadcrumb-item + .breadcrumb-item::before {
            content: '›';
            color: var(--text-secondary);
            margin-right: 8px;
        }

        /* Category Main */
        .category-main {
            padding: 72px 0 40px;
        }
        .content-main {
            padding-right: 20px;
        }
        .content-component {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px;
            margin-bottom: 28px;
            transition: box-shadow var(--transition);
        }
        .content-component:hover {
            box-shadow: var(--shadow-sm);
        }
        .component-tag {
            display: inline-block;
            background: rgba(191, 157, 107, 0.12);
            color: var(--accent-deep);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 4px;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .content-component h3 {
            font-size: 24px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .content-component p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .component-figure {
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .component-figure img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            min-height: 160px;
        }

        /* Feature Points */
        .feature-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .feature-points li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px dashed var(--border);
        }
        .feature-points li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .feature-points li:first-child {
            padding-top: 0;
        }
        .feature-points li > i {
            color: var(--accent);
            font-size: 20px;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .feature-points li div strong {
            display: block;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .feature-points li div span {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* Security Tip */
        .security-tip {
            display: flex;
            gap: 18px;
            background: rgba(74, 107, 99, 0.06);
            border-left: 3px solid var(--secondary);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            padding: 24px;
        }
        .tip-icon {
            width: 48px;
            height: 48px;
            background: var(--secondary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 20px;
            flex-shrink: 0;
        }
        .security-tip h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .security-tip p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* Path Steps */
        .path-steps {
            position: relative;
        }
        .path-steps::before {
            content: '';
            position: absolute;
            left: 21px;
            top: 28px;
            bottom: 28px;
            width: 2px;
            background: linear-gradient(to bottom, var(--accent), rgba(191, 157, 107, 0.2));
            border-radius: 2px;
        }
        .path-step {
            display: flex;
            gap: 18px;
            padding: 14px 0;
            position: relative;
        }
        .path-step:first-child {
            padding-top: 0;
        }
        .path-step:last-child {
            padding-bottom: 0;
        }
        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--white);
            border: 2px solid var(--accent);
            color: var(--accent-deep);
            font-size: 13px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }
        .path-step div h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .path-step div p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* Sidebar */
        .sidebar-main {
            padding-left: 20px;
        }
        .sidebar-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            margin-bottom: 24px;
        }
        .sidebar-card h5 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h5 i {
            color: var(--accent);
            font-size: 15px;
        }
        .sidebar-card-tag {
            display: inline-block;
            background: var(--secondary);
            color: var(--white);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 12px;
        }
        .sidebar-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }
        .sidebar-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-links li {
            margin-bottom: 8px;
        }
        .sidebar-links li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 14px;
            background: var(--bg);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text);
            transition: all var(--transition);
        }
        .sidebar-links li a:hover {
            background: rgba(191, 157, 107, 0.1);
            color: var(--accent-deep);
        }
        .sidebar-links li a i {
            font-size: 12px;
            color: var(--accent);
        }
        .sidebar-cta {
            background: linear-gradient(135deg, rgba(191, 157, 107, 0.15), rgba(191, 157, 107, 0.04));
            border: 1px solid rgba(191, 157, 107, 0.35);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
        }
        .sidebar-cta h5 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .sidebar-cta p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 18px;
        }

        /* FAQ Section */
        .faq-section {
            padding: 72px 0;
            background: var(--bg-light);
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            font-size: 28px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .section-line {
            display: inline-block;
            width: 32px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .custom-accordion .accordion-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
        }
        .custom-accordion .accordion-item:last-child {
            margin-bottom: 0;
        }
        .custom-accordion .accordion-header {
            margin: 0;
        }
        .custom-accordion .accordion-button {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 20px 24px;
            background: var(--white);
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            border: none;
            transition: all var(--transition);
        }
        .custom-accordion .accordion-button:hover {
            color: var(--accent-deep);
        }
        .custom-accordion .accordion-button::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            color: var(--accent);
            transition: transform 0.3s ease;
            background: none;
            width: auto;
            height: auto;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .custom-accordion .accordion-button:not(.collapsed) {
            background: rgba(191, 157, 107, 0.05);
            color: var(--accent-deep);
            box-shadow: none;
        }
        .custom-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }
        .custom-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--accent);
        }
        .custom-accordion .accordion-body {
            padding: 0 24px 22px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px dashed var(--border);
            margin-top: 0;
        }
        .custom-accordion .accordion-body p {
            margin-top: 16px;
            margin-bottom: 0;
        }

        /* CTA Section */
        .cta-section {
            padding: 72px 0;
            background: var(--dark);
            background-image: linear-gradient(90deg, rgba(34, 37, 42, 0.95), rgba(34, 37, 42, 0.75)), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .cta-inner {
            text-align: center;
            max-width: 620px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            color: var(--white);
            font-size: 30px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .cta-inner p {
            color: var(--dark-text);
            font-size: 16px;
            margin-bottom: 28px;
        }
        .cta-inner .btn-accent {
            min-width: 180px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            padding: 64px 0 0;
        }
        .footer-main {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .nav-logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-icon {
            background: rgba(191, 157, 107, 0.15);
            color: var(--accent);
        }
        .footer-brand .logo-text {
            color: var(--white);
        }
        .footer-brand p {
            font-size: 14px;
            color: #9A9EA5;
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 320px;
        }
        .footer-col h5 {
            color: var(--white);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: #9A9EA5;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            padding: 22px 0;
            font-size: 13px;
            color: #9A9EA5;
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .mega-panel {
                width: 640px;
            }
            .banner-content h1 {
                font-size: 36px;
            }
        }
        @media (max-width: 991px) {
            .navbar-custom .container-custom {
                flex-wrap: wrap;
                height: auto;
                min-height: 72px;
                padding: 12px 20px;
            }
            .hamburger-btn {
                display: inline-flex;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 0;
                gap: 2px;
                border-top: 1px solid var(--border);
                margin-top: 12px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-actions .btn-nav-cta {
                margin-left: auto;
            }
            .nav-actions .mega-trigger {
                display: none;
            }
            .nav-link {
                width: 100%;
                padding: 12px 8px;
                font-size: 16px;
            }
            .nav-link.active::after {
                display: none;
            }
            .category-main {
                padding: 48px 0 32px;
            }
            .content-main {
                padding-right: 0;
            }
            .sidebar-main {
                padding-left: 0;
                margin-top: 32px;
            }
            .page-banner {
                padding: 72px 0 56px;
            }
            .banner-content h1 {
                font-size: 32px;
            }
            .footer-main {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 767px) {
            .page-banner {
                padding: 56px 0 44px;
                background-size: cover;
            }
            .banner-content h1 {
                font-size: 28px;
            }
            .banner-content p {
                font-size: 15px;
            }
            .content-component {
                padding: 24px;
            }
            .content-component h3 {
                font-size: 20px;
            }
            .feature-points li {
                flex-direction: row;
                align-items: flex-start;
            }
            .security-tip {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }
            .faq-section {
                padding: 48px 0;
            }
            .cta-section {
                padding: 48px 0;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .cta-inner .btn-accent {
                width: 100%;
                max-width: 280px;
            }
            .footer-main {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: auto;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .mega-panel {
                display: none;
            }
            .custom-accordion .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
            .custom-accordion .accordion-body {
                padding: 0 18px 18px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .navbar-custom .container-custom {
                padding: 10px 16px;
            }
            .logo-text {
                font-size: 16px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 12px;
            }
            .btn-nav-cta {
                padding: 0 14px;
                font-size: 13px;
                height: 36px;
            }
            .banner-content h1 {
                font-size: 24px;
            }
            .banner-tag {
                font-size: 12px;
                padding: 5px 12px;
            }
            .content-component {
                padding: 18px;
            }
            .component-figure img {
                min-height: 140px;
            }
            .step-number {
                width: 38px;
                height: 38px;
                font-size: 12px;
            }
            .path-steps::before {
                left: 18px;
            }
            .sidebar-cta {
                padding: 22px 18px;
            }
        }

/* roulang page: article */
:root {
  --carbon: #2E3238;
  --deep: #22252A;
  --gold: #BF9D6B;
  --gold-light: #D8BE92;
  --gold-dark: #8A6A3D;
  --sage: #4A6B63;
  --warm-white: #F7F5F1;
  --text: #33363B;
  --text-secondary: #6B7076;
  --text-soft: #9A9EA5;
  --border: #E4E0D8;
  --card-bg: #ffffff;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(34,37,42,0.08);
  --transition: 0.25s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--warm-white);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; display: block; background: #EAE7E1; }
.container { max-width: 1280px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
h1,h2,h3,h4,h5,h6 { line-height: 1.3; font-weight: 700; color: var(--carbon); }
button { font-family: inherit; }

.navbar-custom {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(247,245,241,0.98);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  transition: box-shadow var(--transition);
}
.navbar-custom.scrolled { box-shadow: 0 4px 16px rgba(34,37,42,0.06); }
.nav-logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; background: var(--carbon); color: var(--gold);
  font-weight: 700; font-size: 14px; border-radius: 8px; letter-spacing: 1px;
}
.logo-text { font-size: 18px; font-weight: 700; color: var(--carbon); letter-spacing: .5px; white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; margin: 0; padding: 0; }
.nav-links li { margin: 0; }
.nav-link {
  font-size: 15px; color: var(--text-secondary); padding: 10px 0;
  border-bottom: 2px solid transparent; transition: color var(--transition), border-color var(--transition);
  display: inline-block;
}
.nav-link:hover, .nav-link.active { color: var(--gold-dark); border-color: var(--gold); }
.nav-actions { display: flex; align-items: center; gap: 16px; }
.btn-nav-cta {
  display: inline-flex; align-items: center; justify-content: center;
  height: 42px; padding: 0 26px; background: var(--gold); color: var(--deep);
  border-radius: var(--radius-sm); font-weight: 600; font-size: 14px;
  transition: var(--transition); border: none; cursor: pointer; white-space: nowrap;
}
.btn-nav-cta:hover { filter: brightness(1.06); transform: translateY(-1px); color: var(--deep); }
.mega-trigger { position: relative; }
.btn-mega {
  background: none; border: none; font-size: 15px; color: var(--text-secondary);
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 4px; transition: color var(--transition);
}
.btn-mega:hover { color: var(--gold-dark); }
.mega-panel {
  position: absolute; top: calc(100% + 14px); right: 0; width: 720px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 16px 48px rgba(34,37,42,0.12); padding: 32px;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  z-index: 50;
}
.mega-trigger:hover .mega-panel,
.mega-trigger:focus-within .mega-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-grid { display: grid; grid-template-columns: 1.2fr 1fr 0.9fr; gap: 36px; }
.mega-col h5 { font-size: 13px; font-weight: 700; color: var(--text-soft); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 14px; }
.mega-col ul { list-style: none; padding: 0; margin: 0; }
.mega-col ul li { margin-bottom: 10px; }
.mega-col ul a { font-size: 14px; color: var(--text); display: flex; justify-content: space-between; align-items: center; padding: 6px 0; transition: color var(--transition); }
.mega-col ul a:hover { color: var(--gold-dark); }
.mega-col ul i { font-size: 12px; color: var(--text-soft); transition: transform var(--transition); }
.mega-col ul a:hover i { transform: translateX(4px); color: var(--gold-dark); }
.mega-card {
  display: flex; gap: 12px; align-items: center; margin-bottom: 14px;
  padding: 12px; background: var(--warm-white); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: var(--transition);
}
.mega-card:hover { box-shadow: var(--shadow); }
.mega-card-thumb {
  width: 42px; height: 42px; flex-shrink: 0; border-radius: 8px; background: #EAE7E1;
  display: flex; align-items: center; justify-content: center; color: var(--text-soft); font-size: 16px;
}
.mega-card p { font-size: 13px; color: var(--text-secondary); margin: 0; line-height: 1.4; }
.mega-entry-card {
  border: 1px solid var(--gold); border-radius: var(--radius-sm);
  padding: 24px; background: #FBF9F6; text-align: center;
}
.mega-entry-card h5 { font-size: 16px; color: var(--carbon); margin-bottom: 8px; }
.mega-entry-card p { font-size: 13px; color: var(--text-secondary); margin-bottom: 16px; }
.btn-gold {
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 28px; background: var(--gold); color: var(--deep);
  border-radius: var(--radius-sm); font-weight: 600; font-size: 15px;
  transition: var(--transition); border: none; cursor: pointer;
}
.btn-gold:hover { filter: brightness(1.06); transform: translateY(-1px); color: var(--deep); }
.btn-gold:active { transform: translateY(0); }
.btn-gold.btn-sm { height: 40px; padding: 0 20px; font-size: 14px; }
.nav-toggle {
  display: none; background: none; border: none; font-size: 22px;
  color: var(--carbon); cursor: pointer; padding: 8px;
}
@media (max-width: 991px) {
  .nav-links {
    position: fixed; top: 72px; left: 0; right: 0; background: var(--warm-white);
    flex-direction: column; align-items: flex-start; padding: 24px 32px;
    gap: 18px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
    display: none; z-index: 100;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-actions .btn-nav-cta { display: none; }
  .mega-panel { position: static; width: 100%; box-shadow: none; margin-top: 12px; padding: 20px; border-radius: var(--radius-sm); opacity: 1; visibility: visible; transform: none; display: none; }
  .mega-trigger.open .mega-panel { display: block; }
  .mega-grid { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 767px) {
  .navbar-custom { padding: 0 16px; height: 64px; }
  .nav-links { top: 64px; padding: 20px 16px; }
  .logo-text { font-size: 15px; }
  .logo-icon { width: 38px; height: 38px; font-size: 12px; }
}

.breadcrumb-bar {
  background: #EFECE6; border-bottom: 1px solid var(--border); padding: 14px 0;
}
.breadcrumb-bar .d-flex { align-items: center; gap: 8px; font-size: 14px; color: var(--text-secondary); flex-wrap: wrap; }
.breadcrumb-bar a { color: var(--text-secondary); transition: color var(--transition); }
.breadcrumb-bar a:hover { color: var(--gold-dark); }
.breadcrumb-bar i { font-size: 11px; color: var(--text-soft); }
.breadcrumb-bar .breadcrumb-current {
  color: var(--carbon); font-weight: 500; max-width: 360px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.article-section { padding: 56px 0 72px; }
.article-wrap { max-width: 780px; margin: 0 auto; }
.article-header { margin-bottom: 28px; }
.article-title {
  font-size: 38px; line-height: 1.3; color: var(--carbon);
  margin-bottom: 18px; font-weight: 700;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center;
  padding: 14px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  color: var(--text-secondary); font-size: 14px;
}
.article-meta-item { display: inline-flex; align-items: center; gap: 6px; }
.article-meta-item i { color: var(--gold-dark); font-size: 14px; }
.article-meta .badge-cat {
  display: inline-flex; align-items: center; padding: 3px 12px;
  background: rgba(191,157,107,0.15); color: var(--gold-dark);
  font-size: 12px; font-weight: 600; border-radius: 4px;
}
.article-body { font-size: 16px; line-height: 1.9; color: var(--text); }
.article-body h2 { font-size: 28px; margin: 1.6em 0 .6em; color: var(--carbon); }
.article-body h3 { font-size: 22px; margin: 1.4em 0 .6em; color: var(--carbon); }
.article-body h4 { font-size: 18px; margin: 1.4em 0 .6em; color: var(--carbon); }
.article-body h5 { font-size: 16px; margin: 1.2em 0 .5em; color: var(--carbon); }
.article-body p { margin-bottom: 1.5em; }
.article-body a { color: var(--gold-dark); border-bottom: 1px solid rgba(191,157,107,0.4); }
.article-body a:hover { color: var(--gold); border-color: var(--gold); }
.article-body ul, .article-body ol { margin: 1em 0 1.5em; padding-left: 1.6em; }
.article-body li { margin-bottom: .5em; }
.article-body blockquote {
  border-left: 4px solid var(--gold); background: #F1EFEA;
  padding: 18px 22px; border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.6em 0; color: var(--text-secondary);
}
.article-body blockquote p { margin-bottom: .5em; }
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body img { border-radius: 8px; margin: 1.5em 0; }
.article-body pre {
  background: var(--carbon); color: #C8CBD0; border-radius: var(--radius-sm);
  padding: 20px 24px; overflow-x: auto; font-size: 14px; line-height: 1.6; margin: 1.5em 0;
}
.article-body code {
  background: #F1EFEA; color: var(--gold-dark); border-radius: 4px;
  padding: 2px 6px; font-size: 14px;
}
.article-body pre code { background: none; color: inherit; padding: 0; }
.article-body hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: 14px; }
.article-body table th, .article-body table td { border: 1px solid var(--border); padding: 10px 14px; text-align: left; }
.article-body table th { background: #F1EFEA; font-weight: 600; color: var(--carbon); }
.article-body table tr:hover { background: #FBF9F6; }

.article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 32px 0 24px; }
.tag-pill {
  display: inline-flex; align-items: center; padding: 6px 18px;
  background: #F1EFEA; border-radius: 20px; font-size: 13px; color: var(--text-secondary);
  transition: var(--transition); border: 1px solid transparent;
}
.tag-pill:hover { background: var(--gold); color: #fff; border-color: var(--gold); }

.article-pager {
  display: flex; justify-content: space-between; gap: 24px;
  padding: 22px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  margin: 28px 0 20px;
}
.article-pager a { display: flex; flex-direction: column; gap: 4px; max-width: 45%; }
.article-pager small { font-size: 13px; color: var(--text-soft); display: flex; align-items: center; gap: 6px; }
.article-pager strong { font-size: 15px; color: var(--carbon); font-weight: 600; line-height: 1.4; transition: color var(--transition); }
.article-pager a:hover strong { color: var(--gold-dark); }
.article-pager .pager-next { text-align: right; align-items: flex-end; }
.article-pager .pager-next small { flex-direction: row-reverse; }

.back-to-category {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 15px; font-weight: 600; color: var(--gold-dark);
  margin-top: 8px; transition: var(--transition);
}
.back-to-category:hover { color: var(--gold); transform: translateX(-4px); }

.article-not-found {
  text-align: center; padding: 80px 32px; background: #fff;
  border: 1px solid var(--border); border-radius: var(--radius);
}
.article-not-found i { font-size: 52px; color: var(--text-soft); margin-bottom: 18px; display: block; }
.article-not-found h2 { font-size: 26px; color: var(--carbon); margin-bottom: 10px; }
.article-not-found p { font-size: 15px; color: var(--text-secondary); margin-bottom: 28px; }

.cta-banner { background: var(--deep); padding: 72px 0; position: relative; overflow: hidden; }
.cta-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(191,157,107,0.08) 0%, transparent 60%);
}
.cta-banner .container { position: relative; text-align: center; }
.cta-banner h2 { font-size: 32px; color: #fff; margin-bottom: 14px; }
.cta-banner p { font-size: 16px; color: #C8CBD0; margin-bottom: 28px; }
@media (max-width: 767px) {
  .cta-banner { padding: 48px 0; }
  .cta-banner h2 { font-size: 24px; }
}

.related-section { padding: 64px 0 72px; background: #fff; }
.section-heading { margin-bottom: 36px; }
.section-heading h2 { font-size: 30px; color: var(--carbon); margin-bottom: 12px; }
.section-heading .gold-line { width: 32px; height: 3px; background: var(--gold); border-radius: 2px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.article-card {
  background: var(--warm-white); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: var(--transition); display: flex; flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.article-card-thumb { aspect-ratio: 16/9; background: #EAE7E1; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.article-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.article-card:hover .article-card-thumb img { transform: scale(1.03); }
.article-card-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.article-card-title {
  font-size: 17px; font-weight: 600; color: var(--carbon); line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; margin-bottom: 10px;
}
.article-card-title a { color: inherit; }
.article-card-title a:hover { color: var(--gold-dark); }
.article-card-summary {
  font-size: 14px; color: var(--text-secondary); line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; margin-bottom: 16px; flex: 1;
}
.article-card-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text-soft);
}
.article-card-meta .badge-cat {
  display: inline-flex; align-items: center; padding: 3px 12px;
  background: rgba(191,157,107,0.15); color: var(--gold-dark);
  font-size: 12px; font-weight: 600; border-radius: 4px;
}
@media (max-width: 991px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .related-grid { grid-template-columns: 1fr; }
}

.site-footer { background: var(--deep); color: #C8CBD0; padding: 64px 0 20px; }
.footer-main { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand .nav-logo { margin-bottom: 16px; }
.site-footer .logo-text { color: #fff; }
.site-footer .logo-icon { background: rgba(255,255,255,0.08); color: var(--gold); }
.footer-brand p { font-size: 14px; color: #9A9EA5; max-width: 320px; line-height: 1.7; margin: 0; }
.footer-col h5 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 18px; letter-spacing: .5px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { font-size: 14px; color: #9A9EA5; transition: color var(--transition); }
.footer-col a:hover { color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 20px; font-size: 13px; color: #9A9EA5; flex-wrap: wrap; gap: 8px; }
@media (max-width: 991px) {
  .footer-main { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 767px) {
  .footer-main { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 1199px) {
  .article-title { font-size: 34px; }
}
@media (max-width: 991px) {
  .breadcrumb-bar { padding: 12px 0; }
  .article-section { padding: 40px 0 56px; }
}
@media (max-width: 767px) {
  .article-title { font-size: 28px; }
  .article-wrap > .article-body { font-size: 15px; }
  .article-pager { flex-direction: column; gap: 16px; }
  .article-pager a { max-width: 100%; }
  .article-pager .pager-next { text-align: left; align-items: flex-start; }
  .article-pager .pager-next small { flex-direction: row; }
  .back-to-category { font-size: 14px; }
}

.sticky-header-pad { display: none; }
@media (max-width: 991px) {
  .navbar-custom .btn-nav-cta { display: none; }
}

/* roulang page: category2 */
:root {
  --color-primary: #2E3238;
  --color-accent: #BF9D6B;
  --color-accent-light: #D8BE92;
  --color-accent-dark: #8A6A3D;
  --color-green: #4A6B63;
  --color-bg: #F7F5F1;
  --color-dark: #22252A;
  --color-text: #33363B;
  --color-text-light: #6B7076;
  --color-text-white: #C8CBD0;
  --color-border: #E4E0D8;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(34,37,42,0.08);
  --transition: 0.25s ease;
  --font-main: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; }
a:focus-visible, button:focus-visible, .accordion-button:focus-visible {
  outline: 3px solid rgba(191,157,107,0.45);
  outline-offset: 2px;
  border-radius: 8px;
}
::selection { background: rgba(191,157,107,0.28); color: var(--color-primary); }
.container { max-width: 1240px; }
@media (min-width: 1400px) {
  .container, .container-lg, .container-xl, .container-xxl { max-width: 1280px; }
}

/* ===== 导航 ===== */
.navbar-custom {
  position: sticky;
  top: 0;
  z-index: 1030;
  width: 100%;
  background: rgba(247,245,241,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.navbar-custom.is-scrolled { box-shadow: 0 4px 16px rgba(34,37,42,0.08); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
.nav-logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  color: var(--color-accent);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.logo-text { font-size: 19px; font-weight: 700; color: var(--color-primary); letter-spacing: 0.3px; }
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-link {
  display: inline-block;
  padding: 9px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--color-accent-dark); background: rgba(191,157,107,0.08); }
.nav-link.active { color: var(--color-accent-dark); font-weight: 600; position: relative; }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}
.nav-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 22px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn-nav-cta:hover { background: var(--color-accent-light); color: var(--color-primary); transform: translateY(-1px); }
.mega-trigger { position: relative; }
.btn-mega {
  height: 40px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
}
.btn-mega:hover { border-color: var(--color-accent); color: var(--color-accent-dark); }
.btn-mega i { font-size: 11px; transition: transform var(--transition); }
.mega-trigger:hover .btn-mega i { transform: rotate(180deg); }
.mega-panel {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  width: min(740px, calc(100vw - 32px));
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 24px 56px rgba(34,37,42,0.14);
  padding: 26px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 120;
}
.mega-trigger:hover .mega-panel,
.mega-trigger.open .mega-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-grid { display: grid; grid-template-columns: 1.1fr 1.3fr 1fr; gap: 26px; }
.mega-col h5 { font-size: 14px; color: var(--color-text-light); font-weight: 600; margin: 0 0 12px; letter-spacing: 0.5px; }
.mega-col ul { list-style: none; margin: 0; padding: 0; }
.mega-col ul li { margin-bottom: 6px; }
.mega-col ul a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 14px;
  transition: background var(--transition), color var(--transition);
}
.mega-col ul a:hover { background: rgba(191,157,107,0.08); color: var(--color-accent-dark); }
.mega-col ul a i { font-size: 12px; opacity: 0.6; }
.mega-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-bottom: 8px;
  transition: border-color var(--transition), background var(--transition);
}
.mega-card:hover { border-color: var(--color-accent); background: rgba(191,157,107,0.04); }
.mega-card-thumb {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  border-radius: 8px;
  color: var(--color-accent-dark);
  font-size: 15px;
}
.mega-card p { margin: 0; font-size: 13px; font-weight: 500; color: var(--color-text); line-height: 1.5; }
.mega-entry-card {
  border: 1px solid var(--color-accent);
  background: rgba(191,157,107,0.06);
  border-radius: var(--radius);
  padding: 20px;
}
.mega-entry-card h5 { font-size: 15px; color: var(--color-primary); font-weight: 600; margin: 0 0 8px; }
.mega-entry-card p { font-size: 13px; color: var(--color-text-light); margin: 0 0 16px; line-height: 1.6; }
.btn-mega-entry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 18px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn-mega-entry:hover { background: var(--color-accent-light); color: var(--color-primary); }
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.nav-toggle span { width: 18px; height: 2px; background: var(--color-primary); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.page-hero {
  position: relative;
  padding: 92px 0 80px;
  background: var(--color-dark);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.webp') no-repeat center center / cover;
  opacity: 0.4;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(34,37,42,0.97) 0%, rgba(34,37,42,0.82) 55%, rgba(34,37,42,0.5) 100%);
}
.page-hero .container { position: relative; z-index: 2; }
.hero-crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 22px;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
}
.hero-crumb a { color: rgba(255,255,255,0.78); transition: color var(--transition); }
.hero-crumb a:hover { color: var(--color-accent-light); }
.hero-crumb i { font-size: 10px; opacity: 0.6; }
.page-hero h1 { color: #fff; font-size: 42px; line-height: 1.3; font-weight: 700; margin: 0 0 16px; max-width: 760px; }
.page-hero .brand-highlight { color: var(--color-accent); }
.page-hero .hero-sub { color: var(--color-text-white); font-size: 17px; line-height: 1.7; max-width: 620px; margin: 0 0 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
  border: 0;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn-hero-primary:hover { background: var(--color-accent-light); color: var(--color-primary); transform: translateY(-1px); }
.btn-hero-primary:active { transform: translateY(1px); }
.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  background: transparent;
  color: #fff;
  font-size: 15px;
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn-hero-secondary:hover { background: #fff; color: var(--color-primary); border-color: #fff; }
.btn-hero-secondary:active { transform: translateY(1px); }
.hero-bottom-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 2;
  background: linear-gradient(90deg, var(--color-accent) 0%, rgba(191,157,107,0.2) 80%, transparent 100%);
}

/* ===== 通用区块 ===== */
.section { padding: 72px 0; }
.section-head { margin-bottom: 42px; }
.section-tag { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 2px; color: var(--color-accent-dark); margin-bottom: 10px; }
.section-head h2 { font-size: 30px; font-weight: 700; color: var(--color-primary); margin: 0 0 12px; line-height: 1.3; }
.section-line { width: 32px; height: 3px; background: var(--color-accent); border-radius: 3px; margin-top: 14px; }
.section-desc { color: var(--color-text-light); font-size: 16px; max-width: 580px; margin: 14px 0 0; }
section[id] { scroll-margin-top: 90px; }

/* ===== 介绍双栏 ===== */
.intro-section { background: var(--color-bg); }
.intro-layout { display: grid; grid-template-columns: 65% 35%; gap: 40px; align-items: start; }
.content-component {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: 0 1px 2px rgba(34,37,42,0.02);
  transition: box-shadow var(--transition);
}
.content-component:hover { box-shadow: 0 6px 20px rgba(34,37,42,0.05); }
.content-component h3 { font-size: 20px; font-weight: 600; color: var(--color-primary); margin: 0 0 14px; }
.content-component p { color: var(--color-text-light); font-size: 15px; margin: 0; }
.content-figure { border-radius: 10px; overflow: hidden; margin: 18px 0 0; background: #EAE7E1; }
.content-figure img { width: 100%; object-fit: cover; }
.rich-list { list-style: none; margin: 0; padding: 0; }
.rich-list li { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-bottom: 1px dashed var(--color-border); font-size: 15px; color: var(--color-text); line-height: 1.6; }
.rich-list li:last-child { border-bottom: 0; }
.rich-list li i { color: var(--color-accent-dark); margin-top: 5px; width: 18px; text-align: center; font-size: 14px; }
.rich-list li strong { color: var(--color-primary); margin-right: 6px; font-weight: 600; }
.quote-box {
  background: var(--color-bg);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 10px 10px 0;
  padding: 18px 22px;
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
}
.quote-box strong { color: var(--color-accent-dark); }

/* ===== 侧栏 ===== */
.sidebar-widget {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 2px rgba(34,37,42,0.02);
}
.sidebar-widget h4 { font-size: 17px; font-weight: 600; color: var(--color-primary); margin: 0 0 16px; display: flex; align-items: center; gap: 9px; }
.sidebar-widget h4 i { color: var(--color-accent-dark); font-size: 15px; }
.widget-link { display: flex; gap: 14px; align-items: flex-start; padding: 12px 0; border-bottom: 1px dashed var(--color-border); margin-bottom: 12px; }
.widget-link-icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(191,157,107,0.12);
  color: var(--color-accent-dark);
  border-radius: 10px;
  font-size: 16px;
}
.widget-link strong { display: block; font-size: 15px; color: var(--color-primary); font-weight: 600; margin-bottom: 4px; }
.widget-link p { margin: 0; font-size: 13px; color: var(--color-text-light); line-height: 1.6; }
.btn-widget-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent-dark);
  padding: 6px 0;
  transition: color var(--transition), gap var(--transition);
}
.btn-widget-link:hover { color: var(--color-accent); gap: 12px; }
.announcement-item { display: flex; gap: 10px; align-items: flex-start; padding: 11px 0; border-bottom: 1px dashed var(--color-border); font-size: 14px; color: var(--color-text-light); line-height: 1.6; }
.announcement-item:last-child { border-bottom: 0; }
.announcement-item i { color: var(--color-green); font-size: 13px; margin-top: 4px; }
.sidebar-cta { background: var(--color-primary); border: 0; }
.sidebar-cta h4 { color: #fff; }
.sidebar-cta p { color: var(--color-text-white); font-size: 14px; margin: 0 0 18px; line-height: 1.7; }
.btn-sidebar-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  width: 100%;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn-sidebar-cta:hover { background: var(--color-accent-light); color: var(--color-primary); transform: translateY(-1px); }
.btn-sidebar-cta:active { transform: translateY(1px); }

/* ===== 卖点区域 ===== */
.features-section { background: #fff; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.feature-grid { display: grid; grid-template-columns: 1.2fr 1fr; grid-template-rows: auto auto; gap: 24px; }
.feature-card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; transition: transform var(--transition), box-shadow var(--transition); }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-card-large { grid-row: span 2; display: flex; flex-direction: column; }
.feature-image { height: 250px; overflow: hidden; background: #EAE7E1; }
.feature-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.feature-card:hover .feature-image img { transform: scale(1.03); }
.feature-body { padding: 28px; display: flex; flex-direction: column; flex: 1; }
.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(191,157,107,0.14);
  color: var(--color-accent-dark);
  border-radius: 10px;
  font-size: 17px;
  margin-bottom: 14px;
}
.feature-body h3 { font-size: 20px; font-weight: 600; color: var(--color-primary); margin: 0 0 10px; }
.feature-body p { color: var(--color-text-light); font-size: 15px; margin: 0 0 18px; line-height: 1.8; }
.feature-card-small .feature-body { padding: 24px 26px; }
.feature-card-small .feature-body h3 { font-size: 18px; }
.feature-link { display: inline-flex; align-items: center; gap: 8px; color: var(--color-accent-dark); font-weight: 600; font-size: 14px; margin-top: auto; transition: gap var(--transition), color var(--transition); }
.feature-link:hover { gap: 12px; color: var(--color-accent); }

/* ===== 步骤 ===== */
.steps-section { background: #EFECE6; }
.step-list { max-width: 760px; margin: 0 auto; }
.step-item { display: grid; grid-template-columns: 80px 1fr; gap: 24px; position: relative; padding-bottom: 40px; }
.step-item:last-child { padding-bottom: 0; }
.step-item:not(:last-child)::before { content: ""; position: absolute; left: 27px; top: 62px; bottom: 0; width: 2px; background: rgba(191,157,107,0.35); }
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  background: var(--color-bg);
  color: var(--color-accent-dark);
  font-weight: 700;
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-content h3 { font-size: 19px; font-weight: 600; color: var(--color-primary); margin: 4px 0 8px; }
.step-content p { color: var(--color-text-light); font-size: 15px; margin: 0; line-height: 1.7; }

/* ===== FAQ ===== */
.faq-section { background: var(--color-bg); }
.accordion-custom { max-width: 860px; margin: 0 auto; }
.accordion-custom .accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius) !important;
  margin-bottom: 14px;
  box-shadow: 0 1px 2px rgba(34,37,42,0.03);
}
.accordion-custom .accordion-button {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  background: #fff;
  padding: 20px 24px;
  border-radius: var(--radius) !important;
  box-shadow: none;
}
.accordion-custom .accordion-button:not(.collapsed) { color: var(--color-accent-dark); background: rgba(191,157,107,0.06); }
.accordion-custom .accordion-button:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(191,157,107,0.22); }
.accordion-custom .accordion-button::after {
  background: none;
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  content: "\f078";
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-dark);
  transition: transform var(--transition);
}
.accordion-custom .accordion-button:not(.collapsed)::after { transform: rotate(180deg); }
.accordion-custom .accordion-body { padding: 0 24px 22px; color: var(--color-text-light); font-size: 15px; line-height: 1.8; }

/* ===== CTA ===== */
.cta-band {
  position: relative;
  background: var(--color-dark);
  padding: 76px 0;
  text-align: center;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(191,157,107,0.08) 0%, transparent 60%);
}
.cta-band .container { position: relative; z-index: 2; }
.cta-band h2 { color: #fff; font-size: 30px; font-weight: 700; margin: 0 0 12px; line-height: 1.3; }
.cta-band h2 .brand-highlight { color: var(--color-accent); }
.cta-band p { color: var(--color-text-white); font-size: 16px; margin: 0 0 30px; }
.btn-cta-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  padding: 0 34px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 16px;
  font-weight: 600;
  border: 0;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.btn-cta-gold:hover { background: var(--color-accent-light); color: var(--color-primary); transform: translateY(-1px); box-shadow: 0 10px 26px rgba(0,0,0,0.22); }
.btn-cta-gold:active { transform: translateY(1px); }

/* ===== 页脚 ===== */
.site-footer { background: var(--color-dark); color: #9A9EA5; }
.footer-main { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding: 64px 0 40px; }
.footer-brand .nav-logo .logo-text { color: #fff; }
.footer-brand p { font-size: 14px; color: #9A9EA5; margin: 16px 0 0; max-width: 320px; line-height: 1.8; }
.footer-col h5 { color: #fff; font-size: 15px; font-weight: 600; margin: 0 0 18px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col ul li { margin-bottom: 12px; font-size: 14px; }
.footer-col ul a { color: #9A9EA5; transition: color var(--transition); }
.footer-col ul a:hover { color: var(--color-accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 18px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 13px; color: #9A9EA5; }

/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
  .page-hero h1 { font-size: 36px; }
}

@media (max-width: 991.98px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 14px 30px rgba(34,37,42,0.1);
    margin: 0;
    padding: 14px 24px 22px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }
  .navbar-custom.nav-open .nav-links { display: flex; }
  .nav-links li { margin: 0; }
  .nav-link { display: block; padding: 13px 10px; font-size: 16px; border-radius: var(--radius-sm); }
  .nav-link.active::after { display: none; }
  .nav-actions .btn-nav-cta { display: none; }
  .mega-panel {
    position: static;
    width: 100%;
    box-shadow: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    margin-top: 10px;
    background: var(--color-bg);
  }
  .mega-trigger.open .mega-panel { display: block; }
  .mega-grid { grid-template-columns: 1fr; gap: 16px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card-large { grid-row: auto; }
  .feature-image { height: 220px; }
}

@media (max-width: 767.98px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .nav-inner { height: 64px; }
  .nav-links { top: 64px; }
  .logo-text { font-size: 17px; }
  .logo-icon { width: 36px; height: 36px; font-size: 12px; }
  .page-hero { padding: 72px 0 62px; }
  .page-hero h1 { font-size: 30px; }
  .page-hero .hero-sub { font-size: 15px; margin-bottom: 26px; }
  .hero-actions .btn-hero-primary,
  .hero-actions .btn-hero-secondary { width: 100%; }
  .section { padding: 48px 0; }
  .section-head h2 { font-size: 26px; }
  .intro-layout { grid-template-columns: 1fr; gap: 24px; }
  .content-component { padding: 20px; }
  .sidebar-widget { padding: 20px; }
  .feature-body { padding: 22px; }
  .feature-card-small .feature-body { padding: 22px; }
  .step-item { grid-template-columns: 54px 1fr; gap: 14px; padding-bottom: 32px; }
  .step-item:not(:last-child)::before { left: 25px; top: 52px; }
  .step-num { width: 52px; height: 52px; font-size: 15px; }
  .step-content h3 { font-size: 17px; }
  .cta-band h2 { font-size: 26px; }
  .btn-cta-gold { width: 100%; }
  .footer-main { grid-template-columns: 1fr; gap: 36px; padding: 48px 0 32px; }
  .footer-bottom { justify-content: center; text-align: center; }
}