/* roulang page: index */
:root {
            --primary: #0E4D3A;
            --primary-dark: #0A3529;
            --gold: #D4A24C;
            --gold-light: #E7BE6A;
            --orange: #F07B3A;
            --bg-dark-1: #081F18;
            --bg-dark-2: #0B2B22;
            --bg-page: #F7F5EF;
            --bg-card: #FFFFFF;
            --text-main: #1E2A26;
            --text-muted: #6B7C75;
            --line: #E4E9E5;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 12px 30px rgba(14, 59, 46, 0.10);
            --shadow-hover: 0 20px 40px rgba(14, 59, 46, 0.18);
            --shadow-btn: 0 8px 20px rgba(240, 123, 58, 0.25);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Heiti SC', sans-serif;
            background: var(--bg-page);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .fa,
        .fas,
        .far,
        .fa-solid,
        .fa-regular,
        .fa-brands {
            line-height: 1;
        }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 260px;
            height: 100vh;
            background: var(--bg-dark-1);
            z-index: 1040;
            display: flex;
            flex-direction: column;
            padding: 32px 0 24px;
            overflow-y: auto;
            border-right: 1px solid rgba(212, 162, 76, 0.12);
        }

        .sidebar-brand {
            padding: 0 28px;
            margin-bottom: 40px;
        }

        .sidebar-brand .brand-link {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .sidebar-brand .brand-icon {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 800;
            color: var(--bg-dark-1);
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .sidebar-brand .brand-text {
            display: flex;
            flex-direction: column;
        }

        .sidebar-brand .brand-text strong {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .sidebar-brand .brand-text small {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 3px;
        }

        .sidebar-nav {
            flex: 1;
            padding: 0 16px;
        }

        .sidebar-nav .nav-item {
            display: flex;
            align-items: center;
            gap: 14px;
            height: 48px;
            padding: 0 20px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.72);
            font-size: 15px;
            font-weight: 500;
            margin-bottom: 4px;
            position: relative;
            transition: var(--transition);
        }

        .sidebar-nav .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }

        .sidebar-nav .nav-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 0;
            border-radius: 0 4px 4px 0;
            background: var(--gold);
            transition: var(--transition);
        }

        .sidebar-nav .nav-item:hover {
            background: rgba(212, 162, 76, 0.12);
            color: #fff;
        }

        .sidebar-nav .nav-item:hover i {
            color: var(--gold-light);
        }

        .sidebar-nav .nav-item:hover::before {
            height: 24px;
        }

        .sidebar-nav .nav-item.active {
            background: rgba(212, 162, 76, 0.12);
            color: #fff;
            font-weight: 600;
        }

        .sidebar-nav .nav-item.active i {
            color: var(--gold-light);
        }

        .sidebar-nav .nav-item.active::before {
            height: 24px;
        }

        .sidebar-footer {
            padding: 16px 24px 0;
        }

        .sidebar-footer .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 162, 76, 0.15);
            color: var(--gold-light);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 14px;
        }

        .sidebar-footer .status-badge i {
            font-size: 6px;
            color: var(--gold-light);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.5;
            }
        }

        .sidebar-footer .copyright {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
            letter-spacing: 0.5px;
        }

        /* ===== Mobile Header ===== */
        .mobile-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: var(--bg-dark-1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            z-index: 1030;
            border-bottom: 1px solid rgba(212, 162, 76, 0.15);
        }

        .mobile-brand {
            color: #fff;
            font-size: 19px;
            font-weight: 700;
            letter-spacing: 0.3px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-brand span {
            color: var(--gold-light);
        }

        .btn-mobile-toggle {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-sm);
            width: 44px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            transition: var(--transition);
        }

        .btn-mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--gold);
            color: var(--gold-light);
        }

        .mobile-drawer {
            background: var(--bg-dark-1) !important;
            width: 320px !important;
        }

        .mobile-drawer .offcanvas-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 24px;
        }

        .drawer-brand {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
        }

        .mobile-drawer .offcanvas-body {
            padding: 24px;
        }

        .mobile-drawer .drawer-link {
            display: flex;
            align-items: center;
            gap: 14px;
            color: rgba(255, 255, 255, 0.72);
            font-size: 16px;
            padding: 14px 16px;
            border-radius: var(--radius-md);
            margin-bottom: 4px;
            transition: var(--transition);
        }

        .mobile-drawer .drawer-link i {
            width: 20px;
            text-align: center;
            color: rgba(255, 255, 255, 0.5);
        }

        .mobile-drawer .drawer-link:hover,
        .mobile-drawer .drawer-link.active {
            background: rgba(212, 162, 76, 0.14);
            color: var(--gold-light);
        }

        .mobile-drawer .drawer-link.active {
            border-left: 3px solid var(--gold);
        }

        /* ===== Main Content ===== */
        .main-content {
            margin-left: 260px;
            min-height: 100vh;
        }

        @media (max-width: 991.98px) {
            .main-content {
                margin-left: 0;
                padding-top: 64px;
            }
        }

        /* ===== Container ===== */
        .page-container {
            max-width: 1280px;
            padding: 0 32px;
            margin: 0 auto;
        }

        @media (max-width: 767px) {
            .page-container {
                padding: 0 16px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background-image: linear-gradient(115deg, rgba(8, 31, 24, 0.94) 0%, rgba(11, 43, 34, 0.78) 45%, rgba(11, 43, 34, 0.45) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 96px 0 72px;
        }

        .hero-section .hero-inner {
            max-width: 720px;
        }

        .hero-section .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--gold-light);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 4px;
            text-transform: uppercase;
            background: rgba(212, 162, 76, 0.12);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 24px;
            border: 1px solid rgba(212, 162, 76, 0.25);
        }

        .hero-section .hero-kicker i {
            font-size: 8px;
        }

        .hero-section h1 {
            color: #fff;
            font-size: 48px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .hero-section .hero-subtitle {
            color: rgba(255, 255, 255, 0.72);
            font-size: 18px;
            font-weight: 400;
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 500px;
        }

        .hero-section .hero-buttons {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }

        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--orange), #FB8A3C);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            padding: 14px 30px;
            box-shadow: var(--shadow-btn);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-primary-custom:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(240, 123, 58, 0.35);
            color: #fff;
        }

        .btn-primary-custom:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--gold-light);
            font-size: 15px;
            font-weight: 600;
            border: 2px solid var(--gold);
            border-radius: var(--radius-md);
            padding: 12px 28px;
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-outline-gold:hover {
            background: rgba(212, 162, 76, 0.08);
            color: var(--gold-light);
            border-color: var(--gold-light);
        }

        .hero-section .hero-metrics {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-section .hero-metrics .metric {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(212, 162, 76, 0.2);
            border-radius: var(--radius-pill);
            color: rgba(255, 255, 255, 0.85);
            font-size: 13px;
            padding: 8px 18px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            backdrop-filter: blur(6px);
        }

        .hero-section .hero-metrics .metric i {
            color: var(--gold-light);
            font-size: 8px;
        }

        @media (max-width: 767px) {
            .hero-section {
                min-height: 400px;
                padding: 64px 0 48px;
            }

            .hero-section h1 {
                font-size: 30px;
            }

            .hero-section .hero-subtitle {
                font-size: 15px;
            }

            .hero-section .hero-buttons {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
                margin-bottom: 36px;
            }

            .hero-section .hero-buttons .btn-primary-custom,
            .hero-section .hero-buttons .btn-outline-gold {
                width: 100%;
            }
        }

        /* ===== Section ===== */
        .section {
            padding: 72px 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-title-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            position: relative;
            padding-left: 18px;
        }

        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: 26px;
            background: linear-gradient(180deg, var(--gold), var(--gold-light));
            border-radius: 4px;
        }

        .section-subtitle {
            color: var(--text-muted);
            font-size: 15px;
            margin-top: 4px;
        }

        @media (max-width: 767px) {
            .section {
                padding: 48px 0;
            }

            .section-title {
                font-size: 23px;
            }
        }

        /* ===== Scroll Cards ===== */
        .scroll-cards {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding: 8px 4px 20px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .scroll-cards::-webkit-scrollbar {
            display: none;
        }

        .scroll-cards .scroll-card {
            flex: 0 0 280px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            position: relative;
        }

        .scroll-cards .scroll-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .scroll-cards .card-cover {
            position: relative;
            aspect-ratio: 3 / 4;
            width: 100%;
            overflow: hidden;
        }

        .scroll-cards .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .scroll-cards .scroll-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .scroll-cards .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(8, 31, 24, 0.8);
            backdrop-filter: blur(4px);
            color: var(--gold-light);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(212, 162, 76, 0.3);
            letter-spacing: 1px;
        }

        .scroll-cards .card-body {
            padding: 20px;
        }

        .scroll-cards .card-body h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .scroll-cards .card-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .scroll-cards .card-body .card-link {
            color: var(--gold);
            font-size: 13px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .scroll-cards .card-body .card-link i {
            font-size: 11px;
            transition: transform 0.3s;
        }

        .scroll-cards .scroll-card:hover .card-link i {
            transform: translateX(4px);
        }

        /* ===== Featured Grid ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 24px;
        }

        .featured-grid .featured-main {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 320px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .featured-grid .featured-main:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .featured-grid .featured-main img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .featured-grid .featured-main:hover img {
            transform: scale(1.03);
        }

        .featured-grid .featured-main::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(8, 31, 24, 0.85) 100%);
        }

        .featured-grid .featured-info {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 32px;
            z-index: 2;
        }

        .featured-grid .badge-tag {
            display: inline-block;
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            color: var(--bg-dark-1);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .featured-grid .featured-info h3 {
            color: #fff;
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .featured-grid .featured-info p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            margin: 0;
        }

        .featured-grid .featured-side {
            display: grid;
            grid-template-rows: 1fr 1fr;
            gap: 24px;
        }

        .featured-grid .featured-sub {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .featured-grid .featured-sub:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .featured-grid .featured-sub img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .featured-grid .featured-sub:hover img {
            transform: scale(1.03);
        }

        .featured-grid .featured-sub::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 20%, rgba(8, 31, 24, 0.8) 100%);
        }

        .featured-grid .featured-sub-info {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 24px;
            z-index: 2;
        }

        .featured-grid .featured-sub-info h4 {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .featured-grid .featured-sub-info p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }

            .featured-grid .featured-side {
                grid-template-rows: none;
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 575px) {
            .featured-grid .featured-side {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Playlist Section ===== */
        .playlist-block {
            margin-bottom: 64px;
        }

        .playlist-block:last-child {
            margin-bottom: 0;
        }

        .playlist-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .playlist-header h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .playlist-header h3 i {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(212, 162, 76, 0.15);
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
        }

        .view-all {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }

        .view-all:hover {
            color: var(--gold);
        }

        .view-all i {
            font-size: 11px;
            transition: transform 0.3s;
        }

        .view-all:hover i {
            transform: translateX(4px);
        }

        .playlist-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .playlist-cards.empty {
            display: none;
        }

        .play-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .play-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .play-card .play-cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .play-card .play-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .play-card:hover .play-cover img {
            transform: scale(1.05);
        }

        .play-card .play-cover .play-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(8, 31, 24, 0.75);
            color: var(--gold-light);
            font-size: 11px;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-weight: 500;
            letter-spacing: 1px;
        }

        .play-card .play-card-body {
            padding: 18px 20px 20px;
        }

        .play-card .play-card-body h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .play-card .play-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (max-width: 1199px) {
            .playlist-cards {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 991px) {
            .playlist-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575px) {
            .playlist-cards {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA Section ===== */
        .cta-section {
            position: relative;
            padding: 96px 0;
            background-image: linear-gradient(120deg, rgba(8, 31, 24, 0.92) 0%, rgba(11, 43, 34, 0.72) 100%), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            text-align: center;
        }

        .cta-section .cta-inner {
            max-width: 620px;
            margin: 0 auto;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .cta-section .cta-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
        }

        .cta-form .form-control {
            height: 52px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 14px 20px;
            color: #fff;
            font-size: 15px;
            transition: var(--transition);
        }

        .cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form .form-control:focus {
            background: rgba(255, 255, 255, 0.14);
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(212, 162, 76, 0.25);
            color: #fff;
        }

        .cta-form .btn-primary-custom {
            flex-shrink: 0;
            height: 52px;
            padding: 0 32px;
        }

        @media (max-width: 575px) {
            .cta-section {
                padding: 64px 0;
            }

            .cta-section h2 {
                font-size: 28px;
            }

            .cta-form {
                flex-direction: column;
                gap: 12px;
            }
        }

        /* ===== News Section ===== */
        .news-section {
            background: #FFFFFF;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .news-main-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .news-main-card .news-main-cover {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }

        .news-main-card .news-main-body {
            padding: 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-main-card .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .news-main-card .news-meta span {
            font-size: 12px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-main-card .news-meta span:first-child {
            background: rgba(212, 162, 76, 0.12);
            color: var(--gold);
            font-weight: 600;
            padding: 2px 12px;
            border-radius: var(--radius-pill);
        }

        .news-main-card .news-main-body h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .news-main-card .news-main-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-list .news-item {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: block;
            border-left: 3px solid transparent;
        }

        .news-list .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-left-color: var(--gold);
            transform: translateX(4px);
        }

        .news-list .news-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-list .news-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-list .news-item .news-item-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
        }

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

        .news-list .news-item .news-item-meta span:first-child {
            color: var(--gold);
            font-weight: 600;
        }

        .news-empty {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            display: none;
        }

        .news-empty i {
            font-size: 40px;
            color: var(--gold);
            margin-bottom: 16px;
            display: block;
        }

        .news-empty p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
        }

        .news-layout.has-empty .news-empty {
            display: none;
        }

        .news-layout.has-empty .news-main-card {
            display: none;
        }

        .news-layout.has-empty .news-list {
            display: none;
        }

        .news-layout-visible .news-empty {
            grid-column: 1 / -1;
        }

        @media (max-width: 991.98px) {
            .news-layout {
                grid-template-columns: 1fr;
            }

            .news-main-card .news-main-cover {
                height: 220px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 72px 0;
        }

        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: none;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-accordion .accordion-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-accordion .accordion-header {
            border-radius: var(--radius-lg) !important;
        }

        .faq-accordion .accordion-button {
            background: var(--bg-card);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 700;
            padding: 18px 24px;
            border-radius: var(--radius-lg) !important;
            box-shadow: none;
            position: relative;
            transition: var(--transition);
        }

        .faq-accordion .accordion-button::after {
            background-image: none;
            content: '+';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 18px;
            color: var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--primary);
            box-shadow: none;
        }

        .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left: 4px solid var(--gold);
        }

        .faq-accordion .accordion-body {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            background: var(--bg-card);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark-1);
            padding: 64px 0 32px;
            margin-left: 260px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 0.8fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .footer-brand-box {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-brand .footer-logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 800;
            color: var(--bg-dark-1);
        }

        .footer-brand .footer-brand-name {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
        }

        .footer-brand .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.5);
            max-width: 360px;
        }

        .footer-nav h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .footer-nav .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-nav .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-nav .footer-links a:hover {
            color: var(--gold-light);
            padding-left: 4px;
        }

        .footer-nav .footer-links a i {
            font-size: 4px;
            color: var(--gold);
        }

        .footer-contact h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .footer-contact .contact-info {
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-contact .contact-info i {
            color: var(--gold);
            width: 20px;
            text-align: center;
            margin-right: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        @media (max-width: 991.98px) {
            .site-footer {
                margin-left: 0;
            }
        }

        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-inner {
                padding: 0 16px;
            }
        }

        /* ===== Responsive helper ===== */
        @media (min-width: 992px) {
            .d-lg-none {
                display: none !important;
            }

            .d-lg-flex {
                display: flex !important;
            }
        }

        @media (max-width: 991.98px) {
            .sidebar {
                display: none !important;
            }
        }

        @media (max-width: 767px) {
            .page-container {
                padding: 0 16px;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-inner {
            animation: fadeInUp 0.6s ease-out;
        }

        .section {
            animation: fadeInUp 0.5s ease-out;
        }

        /* ===== Focus ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
        }

/* roulang page: category1 */
:root {
  --primary: #0E4D3A;
  --primary-deep: #0A3529;
  --gold: #D4A24C;
  --gold-light: #E7BE6A;
  --cta: #F07B3A;
  --dark-bg: #081F18;
  --dark-bg-2: #0B2B22;
  --page-bg: #F7F5EF;
  --card-bg: #FFFFFF;
  --text-main: #1E2A26;
  --text-muted: #6B7C75;
  --border: #E4E9E5;
  --radius-lg: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 12px 30px rgba(14, 59, 46, 0.10);
  --shadow-hover: 0 20px 40px rgba(14, 59, 46, 0.18);
  --shadow-cta: 0 8px 20px rgba(240, 123, 58, 0.25);
  --sidebar-width: 260px;
  --transition: all 0.3s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  background: var(--page-bg);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { border: none; background: none; }
input:focus, button:focus, a:focus { outline: 2px solid rgba(212, 162, 76, 0.5); outline-offset: 2px; }

/* ---------- Desktop Sidebar ---------- */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--dark-bg);
  display: flex;
  flex-direction: column;
  padding: 32px 0 24px;
  z-index: 1040;
}
.sidebar-brand {
  padding: 0 24px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}
.brand-name {
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 1px;
  white-space: nowrap;
}
.sidebar-nav {
  padding: 20px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 48px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  font-weight: 500;
  position: relative;
  transition: var(--transition);
}
.nav-item i {
  width: 20px;
  text-align: center;
  color: rgba(212, 162, 76, 0.8);
  font-size: 16px;
}
.nav-item:hover {
  background: rgba(212, 162, 76, 0.12);
  color: #fff;
}
.nav-item.active {
  background: rgba(212, 162, 76, 0.15);
  color: #fff;
}
.nav-item:hover::before,
.nav-item.active::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 24px;
  background: var(--gold);
  border-radius: 0 4px 4px 0;
}
.sidebar-bottom {
  padding: 20px 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.side-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(212, 162, 76, 0.25);
}
.side-copyright {
  margin-top: 14px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
}

/* ---------- Mobile Topbar ---------- */
.mobile-topbar {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  background: var(--dark-bg);
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
  z-index: 1030;
}
.mobile-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mobile-logo .logo-icon {
  width: 36px; height: 36px;
  font-size: 12px;
}
.mobile-logo span {
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
}
.hamburger-btn {
  color: #fff;
  font-size: 20px;
  width: 40px; height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.hamburger-btn:hover { background: rgba(255, 255, 255, 0.08); }

/* ---------- Offcanvas override ---------- */
.offcanvas {
  background: var(--dark-bg) !important;
  width: 320px !important;
}
.offcanvas-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 24px;
}
.offcanvas-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
}
.btn-close {
  background: transparent !important;
  filter: invert(1) !important;
  opacity: 0.7;
}
.offcanvas-body {
  display: flex;
  flex-direction: column;
  padding: 0 !important;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
}
.mobile-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  transition: var(--transition);
}
.mobile-nav-item i { color: var(--gold); width: 20px; text-align: center; }
.mobile-nav-item:hover { background: rgba(255, 255, 255, 0.06); }
.mobile-nav-item.active { background: rgba(212, 162, 76, 0.15); color: #fff; }
.mobile-offcanvas-badge {
  margin: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ---------- Main layout ---------- */
.page-main {
  margin-left: var(--sidebar-width);
}
.site-footer {
  margin-left: var(--sidebar-width);
}
.content-wrap {
  max-width: 1320px;
  margin: 0 auto;
  padding: 48px 32px;
}

/* ---------- Page Hero ---------- */
.page-hero {
  position: relative;
  min-height: 360px;
  padding: 72px 0;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  border-bottom: 3px solid var(--gold);
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(8, 31, 24, 0.94) 0%, rgba(8, 31, 24, 0.76) 45%, rgba(8, 31, 24, 0.35) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
}
.hero-kicker {
  display: inline-block;
  background: rgba(212, 162, 76, 0.18);
  border: 1px solid rgba(212, 162, 76, 0.5);
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  letter-spacing: 1px;
}
.page-hero h1 {
  font-size: 42px;
  font-weight: 800;
  margin-top: 18px;
  margin-bottom: 0;
  line-height: 1.3;
  letter-spacing: 1px;
}
.hero-desc {
  margin-top: 16px;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.88);
  max-width: 520px;
}
.hero-meta {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.badge-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(212, 162, 76, 0.3);
}

/* ---------- Section heading ---------- */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 16px;
  flex-wrap: wrap;
}
.section-title {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 1px;
  position: relative;
  padding-left: 18px;
  line-height: 1.4;
  margin-bottom: 4px;
}
.section-title::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 4px;
  background: var(--gold);
  border-radius: 4px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0;
}
.view-all {
  color: var(--gold);
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.view-all:hover { gap: 10px; color: var(--cta); }

/* ---------- Feature cards ---------- */
.hotspot-section { padding: 72px 0 16px; }
.feature-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.card-cover {
  position: relative;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary-deep), var(--primary));
  overflow: hidden;
}
.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.feature-card:hover .card-cover img { transform: scale(1.04); }
.card-tag {
  position: absolute;
  top: 14px; left: 14px;
  background: linear-gradient(135deg, var(--cta), #f59e0b);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  z-index: 2;
  letter-spacing: 0.5px;
}
.card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
}
.card-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
  flex: 1;
}
.card-link {
  font-size: 14px;
  color: var(--gold);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.card-link:hover { gap: 10px; color: var(--cta); }

/* ---------- Insight section ---------- */
.insight-section {
  padding: 60px 0;
  background: linear-gradient(180deg, rgba(212, 162, 76, 0.05), transparent);
}
.insight-item {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.insight-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.insight-media {
  position: relative;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary-deep), var(--primary));
  overflow: hidden;
}
.insight-media img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.insight-item:hover .insight-media img { transform: scale(1.04); }
.insight-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.insight-kicker {
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.insight-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-top: 0;
  margin-bottom: 12px;
  line-height: 1.5;
}
.insight-content p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 0;
}

/* ---------- FAQ ---------- */
.faq-section {
  padding: 72px 0;
  background: linear-gradient(180deg, rgba(212, 162, 76, 0.06), transparent);
}
.accordion-item {
  background: var(--card-bg);
  border: none !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-card);
  margin-bottom: 12px;
  overflow: hidden;
}
.accordion-header { margin-bottom: 0; }
.accordion-button {
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  background: var(--card-bg) !important;
  box-shadow: none !important;
  border-radius: var(--radius-lg) !important;
  transition: var(--transition);
}
.accordion-button::after {
  background: none;
  width: auto; height: auto;
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  content: "\2b";
  font-size: 20px;
  color: var(--gold);
  transition: transform 0.3s ease;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}
.accordion-button:not(.collapsed) {
  color: var(--primary);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
}
.accordion-button:hover {
  background: rgba(212, 162, 76, 0.04) !important;
}
.accordion-body {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  border-left: 4px solid var(--gold);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ---------- CTA ---------- */
.cta-section {
  position: relative;
  padding: 72px 0;
  background: var(--dark-bg);
  overflow: hidden;
}
.cta-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: 0.25;
}
.cta-content {
  position: relative;
  text-align: center;
  color: #fff;
}
.cta-content h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 16px;
}
.cta-content p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  margin: 0 auto 28px;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--cta), #f59e0b);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-cta);
  transition: var(--transition);
  border: none;
}
.btn-main:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(240, 123, 58, 0.3);
  color: #fff;
}
.btn-main:active {
  transform: translateY(0) scale(0.98);
}
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 2px solid var(--gold-light);
  color: var(--gold-light);
  font-size: 15px;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.btn-outline-light:hover {
  background: rgba(212, 162, 76, 0.15);
  color: #fff;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark-bg);
  padding: 60px 0 0;
  color: rgba(255, 255, 255, 0.75);
  border-top: 3px solid var(--gold);
}
.footer-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand-box {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
}
.footer-brand-name {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  white-space: nowrap;
}
.footer-desc {
  margin-top: 14px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.8;
  max-width: 360px;
}
.footer-nav h4,
.footer-contact h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-links a i {
  font-size: 6px;
  color: var(--gold);
}
.footer-links a:hover {
  color: var(--gold-light);
  padding-left: 4px;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
}
.contact-info i {
  color: var(--gold);
  width: 20px;
}
.footer-bottom {
  padding: 20px 0 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .sidebar { display: none; }
  .mobile-topbar { display: flex; }
  .page-main { margin-left: 0; padding-top: 64px; }
  .site-footer { margin-left: 0; }
  .content-wrap { padding: 32px 20px; }
  .page-hero { min-height: 320px; padding: 56px 0; }
  .page-hero h1 { font-size: 32px; }
  .section-title { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hotspot-section { padding: 48px 0 12px; }
  .insight-section, .faq-section, .cta-section { padding: 48px 0; }
  .cta-content h2 { font-size: 26px; }
}
@media (max-width: 575.98px) {
  .content-wrap { padding: 24px 16px; }
  .page-hero h1 { font-size: 26px; }
  .hero-desc { font-size: 15px; }
  .section-title { font-size: 20px; }
  .hero-meta .badge-item { font-size: 12px; padding: 5px 12px; }
  .card-title { font-size: 16px; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .btn-main, .btn-outline-light { width: 100%; justify-content: center; }
  .offcanvas { width: 320px !important; }
}

/* roulang page: article */
:root {
    --primary: #0E4D3A;
    --primary-dark: #0A3529;
    --gold: #D4A24C;
    --gold-light: #E7BE6A;
    --cta: #F07B3A;
    --deep-bg: #081F18;
    --deep-bg-2: #0B2B22;
    --page-bg: #F7F5EF;
    --card-bg: #FFFFFF;
    --text-main: #1E2A26;
    --text-muted: #6B7C75;
    --border: #E4E9E5;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-pill: 999px;
    --shadow-card: 0 12px 30px rgba(14, 59, 46, 0.10);
    --shadow-hover: 0 20px 40px rgba(14, 59, 46, 0.18);
    --shadow-cta: 0 8px 20px rgba(240, 123, 58, 0.25);
    --sidebar-w: 260px;
    --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-main);
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-main);
    background: var(--page-bg);
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    display: block;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: color .2s ease;
}
a:hover {
    color: var(--gold);
}
button,
input {
    font-family: inherit;
}
.container-custom {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 28px;
}
.btn-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 12px;
    background: linear-gradient(135deg, #F07B3A 0%, #E8A33A 100%);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    border: none;
    box-shadow: var(--shadow-cta);
    transition: all .25s ease;
    cursor: pointer;
    text-decoration: none;
}
.btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(240, 123, 58, 0.32);
    color: #fff;
}
.btn-main:active {
    transform: translateY(0) scale(0.98);
}
.btn-outline-gold {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 26px;
    border-radius: 12px;
    border: 2px solid var(--gold);
    color: var(--gold);
    background: transparent;
    font-weight: 600;
    font-size: 14px;
    transition: all .25s ease;
    cursor: pointer;
    text-decoration: none;
}
.btn-outline-gold:hover {
    background: rgba(212, 162, 76, 0.08);
    color: var(--gold);
    transform: translateY(-1px);
}
.btn-outline-gold:active {
    transform: translateY(0) scale(0.98);
}
.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, #D4A24C, #E7BE6A);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
}
.tag-item {
    display: inline-block;
    padding: 7px 16px;
    border-radius: 999px;
    background: rgba(212, 162, 76, 0.12);
    color: var(--primary);
    font-size: 13px;
    font-weight: 500;
    transition: all .2s ease;
}
.tag-item:hover {
    background: rgba(212, 162, 76, 0.2);
}
.app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--deep-bg);
    z-index: 1040;
    display: flex;
    flex-direction: column;
    padding: 30px 20px 24px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}
.sidebar-brand {
    text-align: center;
    padding: 18px 10px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.logo-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: var(--deep-bg);
    font-weight: 800;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0;
    box-shadow: 0 6px 16px rgba(212, 162, 76, 0.28);
}
.brand-name {
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 1px;
}
.brand-slogan {
    color: rgba(255, 255, 255, 0.45);
    font-size: 12.5px;
    margin-top: 8px;
    letter-spacing: 2px;
}
.sidebar-nav {
    display: flex;
    flex-direction: column;
    margin: 28px 0;
    gap: 6px;
}
.nav-item {
    height: 48px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 18px;
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 15px;
    font-weight: 500;
    transition: all .25s ease;
    text-decoration: none;
    position: relative;
}
.nav-item i {
    width: 22px;
    text-align: center;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.55);
    transition: color .25s;
}
.nav-item:hover {
    background: rgba(212, 162, 76, 0.12);
    color: #fff;
}
.nav-item:hover i {
    color: var(--gold-light);
}
.nav-item.active {
    background: rgba(212, 162, 76, 0.12);
    color: #fff;
}
.nav-item.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 26px;
    border-radius: 0 4px 4px 0;
    background: var(--gold);
}
.nav-item.active i {
    color: var(--gold-light);
}
.sidebar-foot {
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.sidebar-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    border-radius: 999px;
    background: rgba(212, 162, 76, 0.15);
    color: var(--gold-light);
    font-size: 13px;
    font-weight: 600;
}
.sidebar-contact {
    color: rgba(255, 255, 255, 0.7);
    font-size: 13px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color .2s;
}
.sidebar-contact:hover {
    color: var(--gold-light);
}
.sidebar-copy {
    color: rgba(255, 255, 255, 0.3);
    font-size: 12px;
    margin: 0;
}
.mobile-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--deep-bg);
    z-index: 1030;
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: 0 18px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}
.mobile-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.mobile-brand .logo-icon {
    width: 40px;
    height: 40px;
    font-size: 14px;
    border-radius: 12px;
}
.mobile-brand .brand-name {
    font-size: 17px;
}
.mobile-toggle {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all .2s ease;
}
.mobile-toggle:hover {
    background: rgba(212, 162, 76, 0.15);
}
.mobile-offcanvas {
    background: var(--deep-bg) !important;
    width: 320px !important;
    max-width: 88vw;
}
.mobile-offcanvas .offcanvas-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px;
}
.offcanvas-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}
.offcanvas-brand .logo-icon {
    width: 40px;
    height: 40px;
    font-size: 14px;
}
.offcanvas-brand .brand-name {
    font-size: 18px;
}
.mobile-offcanvas .btn-close {
    filter: invert(1);
    background-size: 0.8em;
}
.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 20px 4px;
}
.mobile-nav-item {
    height: 50px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 16px;
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all .25s ease;
    position: relative;
}
.mobile-nav-item i {
    width: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
}
.mobile-nav-item:hover {
    background: rgba(212, 162, 76, 0.12);
    color: #fff;
}
.mobile-nav-item.active {
    background: rgba(212, 162, 76, 0.12);
    color: #fff;
}
.mobile-nav-item.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    border-radius: 0 4px 4px 0;
    background: var(--gold);
}
.main-wrapper {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: radial-gradient(circle at 85% 5%, rgba(212, 162, 76, 0.05) 0, transparent 340px), var(--page-bg);
}
.article-main {
    flex: 1;
    padding: 52px 30px 64px;
}
.article-container {
    max-width: 920px;
    margin: 0 auto;
}
.breadcrumb-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
}
.breadcrumb-nav a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color .2s;
}
.breadcrumb-nav a:hover {
    color: var(--primary);
}
.breadcrumb-nav .sep {
    color: var(--gold);
    font-size: 11px;
    display: flex;
    align-items: center;
}
.breadcrumb-nav .current {
    color: var(--primary);
    font-weight: 600;
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-header {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 40px 42px 32px;
    box-shadow: var(--shadow-card);
    margin-bottom: 28px;
    border: 1px solid rgba(228, 233, 229, 0.7);
}
.article-header h1 {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--text-main);
    letter-spacing: -0.5px;
    margin: 0 0 18px;
}
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: var(--text-muted);
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-meta i {
    color: var(--gold);
}
.meta-sep {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--gold);
    display: inline-block !important;
}
.article-body {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 44px 48px;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(228, 233, 229, 0.7);
}
.article-body > *:first-child {
    margin-top: 0;
}
.article-body h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-main);
    margin: 40px 0 18px;
    padding-left: 16px;
    border-left: 4px solid var(--gold);
    line-height: 1.4;
}
.article-body h3 {
    font-size: 21px;
    font-weight: 700;
    color: var(--text-main);
    margin: 28px 0 14px;
    line-height: 1.45;
}
.article-body h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin: 22px 0 12px;
}
.article-body p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-main);
    margin-bottom: 18px;
}
.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    margin: 24px 0;
    box-shadow: 0 8px 24px rgba(14, 59, 46, 0.08);
}
.article-body blockquote {
    border-left: 4px solid var(--gold);
    background: rgba(212, 162, 76, 0.08);
    padding: 16px 20px;
    border-radius: 0 12px 12px 0;
    margin: 24px 0;
    color: #55665f;
    font-size: 15px;
    line-height: 1.8;
}
.article-body ul,
.article-body ol {
    margin: 0 0 20px;
    padding-left: 24px;
    color: var(--text-main);
    font-size: 16px;
    line-height: 1.85;
}
.article-body li {
    margin-bottom: 6px;
}
.article-body a {
    color: var(--primary);
    font-weight: 600;
    border-bottom: 1px solid rgba(14, 77, 58, 0.25);
}
.article-body a:hover {
    color: var(--gold);
    border-bottom-color: var(--gold);
}
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
    border-radius: 12px;
    overflow: hidden;
}
.article-body th,
.article-body td {
    border: 1px solid var(--border);
    padding: 10px 14px;
}
.article-body th {
    background: rgba(14, 77, 58, 0.06);
    color: var(--primary-dark);
    font-weight: 700;
}
.article-body hr {
    border: none;
    height: 1px;
    background: var(--border);
    margin: 32px 0;
}
.article-body code {
    background: rgba(14, 77, 58, 0.06);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 14px;
    color: var(--primary-dark);
    font-family: "SFMono-Regular", Consolas, monospace;
}
.article-tagbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 28px;
}
.tag-list {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.share-tools {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-muted);
}
.share-tools a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid var(--border);
    color: var(--text-muted);
    transition: all .25s ease;
    text-decoration: none;
    font-size: 15px;
}
.share-tools a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}
.related-section {
    margin-top: 48px;
}
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.section-head h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-main);
    margin: 0;
}
.text-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all .2s;
}
.text-link:hover {
    color: var(--gold);
    gap: 10px;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.related-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    text-decoration: none;
    transition: all .3s ease;
    display: block;
    border: 1px solid rgba(228, 233, 229, 0.6);
}
.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    text-decoration: none;
}
.related-cover {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
}
.related-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.related-card:hover .related-cover img {
    transform: scale(1.04);
}
.related-cover .badge-pill {
    position: absolute;
    top: 12px;
    left: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.related-info {
    padding: 18px 20px;
}
.related-info h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 6px;
    line-height: 1.4;
}
.related-info p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}
.article-empty {
    background: #fff;
    border-radius: 20px;
    padding: 72px 32px;
    text-align: center;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(228, 233, 229, 0.7);
}
.article-empty i {
    font-size: 44px;
    color: var(--gold);
    margin-bottom: 18px;
}
.article-empty h1 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 12px;
}
.article-empty p {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 28px;
}
.back-row {
    margin-top: 36px;
    text-align: center;
}
.site-footer {
    background: var(--deep-bg);
    padding: 52px 0 28px;
}
.footer-inner {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 30px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 36px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand-box {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.footer-logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: var(--deep-bg);
    font-weight: 800;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.footer-brand-name {
    font-size: 19px;
    font-weight: 800;
    color: #fff;
}
.footer-desc {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    line-height: 1.75;
    max-width: 360px;
}
.footer-nav h4,
.footer-contact h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 18px;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links a {
    color: rgba(255, 255, 255, 0.55);
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: color .2s;
}
.footer-links a i {
    font-size: 5px;
    color: var(--gold);
}
.footer-links a:hover {
    color: #fff;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.contact-info span {
    color: rgba(255, 255, 255, 0.55);
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.contact-info i {
    color: var(--gold);
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 24px;
    color: rgba(255, 255, 255, 0.35);
    font-size: 13px;
}
@media (max-width: 1199.98px) {
    .article-header h1 {
        font-size: 32px;
    }
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 991.98px) {
    .app-sidebar {
        display: none;
    }
    .mobile-topbar {
        display: flex;
    }
    .main-wrapper {
        margin-left: 0;
    }
    .article-main {
        padding: 88px 16px 48px;
    }
    .article-container {
        max-width: 100%;
    }
    .article-header {
        padding: 28px 22px 24px;
    }
    .article-body {
        padding: 28px 22px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}
@media (max-width: 767.98px) {
    .article-header h1 {
        font-size: 26px;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .article-body h2 {
        font-size: 22px;
    }
    .article-body h3 {
        font-size: 18px;
    }
    .article-body p {
        font-size: 15px;
    }
    .article-tagbar {
        flex-direction: column;
        align-items: flex-start;
    }
    .footer-inner {
        padding: 0 20px;
    }
    .breadcrumb-nav .current {
        max-width: 160px;
    }
}
@media (max-width: 575.98px) {
    .article-header {
        border-radius: 16px;
        padding: 24px 18px 20px;
    }
    .article-body {
        border-radius: 16px;
        padding: 24px 18px;
    }
    .article-empty {
        padding: 56px 20px;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

/* roulang page: category2 */
:root {
            --primary: #0E4D3A;
            --primary-dark: #0A3529;
            --gold: #D4A24C;
            --gold-light: #E7BE6A;
            --cta: #F07B3A;
            --bg-dark: #081F18;
            --bg-dark2: #0B2B22;
            --bg-page: #F7F5EF;
            --card-bg: #FFFFFF;
            --text-main: #1E2A26;
            --text-muted: #6B7C75;
            --border-line: #E4E9E5;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 12px 30px rgba(14, 59, 46, 0.10);
            --shadow-card-hover: 0 20px 40px rgba(14, 59, 46, 0.18);
            --shadow-btn: 0 8px 20px rgba(240, 123, 58, 0.25);
            --sidebar-width: 260px;
            --transition-base: all 0.3s ease;
            --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        .site-wrapper {
            display: flex;
            min-height: 100vh;
        }

        /* ===== Sidebar Desktop ===== */
        .sidebar {
            width: var(--sidebar-width);
            background: var(--bg-dark2);
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 100;
            display: flex;
            flex-direction: column;
            padding: 32px 20px 24px;
            overflow-y: auto;
        }

        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 4px 28px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 24px;
        }

        .logo-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            color: #fff;
            font-weight: 800;
            font-size: 14px;
            border-radius: 50%;
            box-shadow: 0 4px 14px rgba(212, 162, 76, 0.35);
            flex-shrink: 0;
            letter-spacing: 0.5px;
        }

        .logo-text {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            letter-spacing: 0.5px;
            line-height: 1.4;
            white-space: nowrap;
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            height: 48px;
            padding: 0 16px;
            border-radius: 12px;
            color: rgba(255, 255, 255, 0.72);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            transition: var(--transition-base);
        }

        .nav-item i {
            font-size: 16px;
            width: 20px;
            text-align: center;
        }

        .nav-item:hover {
            background: rgba(212, 162, 76, 0.12);
            color: #fff;
        }

        .nav-item.active {
            background: rgba(212, 162, 76, 0.14);
            color: var(--gold-light);
            font-weight: 700;
        }

        .nav-item.active::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            border-radius: 0 4px 4px 0;
            background: var(--gold);
        }

        .sidebar-footer {
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .badge-365 {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 14px rgba(212, 162, 76, 0.3);
            margin-bottom: 14px;
        }

        .badge-365::before {
            content: "";
            width: 6px;
            height: 6px;
            background: #fff;
            border-radius: 50%;
        }

        .sidebar-copyright {
            color: rgba(255, 255, 255, 0.4);
            font-size: 12px;
            margin: 0;
        }

        /* ===== Mobile Header ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 64px;
            background: var(--bg-dark2);
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(8, 31, 24, 0.3);
        }

        .mobile-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .mobile-logo .logo-circle {
            width: 36px;
            height: 36px;
            font-size: 12px;
        }

        .mobile-logo .logo-text {
            font-size: 16px;
        }

        .hamburger {
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 42px;
            height: 42px;
            background: transparent;
            border: none;
            padding: 10px;
            cursor: pointer;
            border-radius: 8px;
        }

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

        .hamburger span {
            display: block;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .mobile-menu {
            background: var(--bg-dark2) !important;
            width: 320px !important;
            max-width: 85vw;
        }

        .mobile-menu .offcanvas-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px;
        }

        .mobile-menu-logo {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
        }

        .mobile-menu .btn-close {
            background: transparent;
            filter: invert(1);
            opacity: 0.8;
        }

        .mobile-nav-item {
            display: flex;
            align-items: center;
            gap: 14px;
            color: rgba(255, 255, 255, 0.72);
            font-size: 16px;
            padding: 14px 20px;
            border-radius: 10px;
            transition: var(--transition-base);
            margin-bottom: 4px;
        }

        .mobile-nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
        }

        .mobile-nav-item:hover {
            background: rgba(212, 162, 76, 0.12);
            color: #fff;
        }

        .mobile-nav-item.active {
            background: rgba(212, 162, 76, 0.14);
            color: var(--gold-light);
            font-weight: 700;
        }

        .mobile-menu-badge {
            margin-top: 24px;
            padding: 0 20px;
        }

        /* ===== Main Content ===== */
        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            padding: 72px 0 60px;
            background: var(--bg-dark2);
            overflow: hidden;
        }

        .page-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.4;
        }

        .page-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(8, 31, 24, 0.92) 0%, rgba(11, 43, 34, 0.75) 50%, rgba(11, 43, 34, 0.4) 100%);
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(212, 162, 76, 0.15);
            border: 1px solid var(--gold);
            color: var(--gold-light);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .page-hero h1 {
            color: #fff;
            font-size: 42px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .hero-subtitle {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            line-height: 1.6;
            margin-bottom: 28px;
        }

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

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 14px 30px;
            border-radius: var(--radius-md);
            border: none;
            transition: var(--transition-base);
            cursor: pointer;
            line-height: 1.2;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--cta), #f59e5f);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(240, 123, 58, 0.35);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0) scale(0.98);
            box-shadow: 0 4px 12px rgba(240, 123, 58, 0.3);
        }

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

        .btn-outline-gold:hover {
            background: rgba(212, 162, 76, 0.12);
            color: var(--gold-light);
            transform: translateY(-2px);
        }

        .btn-outline-gold:active {
            transform: translateY(0) scale(0.98);
        }

        /* ===== Sections ===== */
        .section {
            padding: 72px 0;
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-tag {
            display: inline-block;
            color: var(--gold);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
        }

        .section-head .section-tag::before {
            content: "";
            display: inline-block;
            width: 24px;
            height: 2px;
            background: var(--gold);
            vertical-align: middle;
            margin-right: 8px;
            border-radius: 2px;
        }

        .section-head .section-tag::after {
            content: "";
            display: inline-block;
            width: 24px;
            height: 2px;
            background: var(--gold);
            vertical-align: middle;
            margin-left: 8px;
            border-radius: 2px;
        }

        /* ===== Intro (Left Text / Right Image) ===== */
        .introduction-section {
            background: var(--bg-page);
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .intro-text .section-tag {
            margin-bottom: 12px;
        }

        .intro-text h2 {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .intro-text p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .intro-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .intro-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 15px;
            color: var(--text-main);
            padding: 6px 0;
        }

        .intro-list li i {
            color: var(--gold);
            font-size: 14px;
            width: 20px;
            text-align: center;
        }

        .intro-image img {
            width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }

        /* ===== Guide Cards (Two Columns) ===== */
        .prepare-section {
            background: var(--bg-page);
            padding-top: 30px;
        }

        .guide-card-row {
            row-gap: 32px;
        }

        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            height: 100%;
            transition: var(--transition-base);
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }

        .guide-card-img {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

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

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

        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(8, 31, 24, 0.72);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            border-left: 2px solid var(--gold);
            backdrop-filter: blur(4px);
        }

        .guide-card-body {
            padding: 24px;
        }

        .guide-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .guide-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== Timeline ===== */
        .timeline-section {
            background: var(--bg-dark2);
        }

        .timeline-section .section-head h2 {
            color: #fff;
        }

        .timeline-section .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }

        .section-tag-gold {
            color: var(--gold-light);
        }

        .timeline {
            position: relative;
            max-width: 680px;
            margin: 0 auto;
            padding-left: 40px;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 12px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: rgba(212, 162, 76, 0.35);
            border-radius: 4px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 36px;
        }

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

        .timeline-dot {
            position: absolute;
            left: -34px;
            top: 6px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--gold);
            box-shadow: 0 0 0 4px rgba(212, 162, 76, 0.25);
            z-index: 1;
        }

        .timeline-content {
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            border-left: 3px solid var(--gold);
            transition: var(--transition-base);
        }

        .timeline-content:hover {
            background: rgba(255, 255, 255, 0.07);
        }

        .timeline-content h3 {
            color: var(--gold-light);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .timeline-content p {
            color: rgba(255, 255, 255, 0.78);
            font-size: 14px;
            margin: 0;
            line-height: 1.7;
        }

        /* ===== Scenario Cards ===== */
        .scenario-section {
            background: var(--bg-page);
        }

        .scenario-row {
            row-gap: 24px;
        }

        .scenario-card {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-line);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .scenario-icon {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--gold-light);
            font-size: 22px;
            border-radius: var(--radius-md);
            box-shadow: 0 6px 16px rgba(14, 77, 58, 0.2);
        }

        .scenario-info h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .scenario-info p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-page);
            padding-top: 20px;
        }

        .custom-accordion {
            max-width: 820px;
            margin: 0 auto;
        }

        .custom-accordion .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 14px;
            box-shadow: 0 2px 8px rgba(14, 59, 46, 0.04);
            overflow: hidden;
        }

        .custom-accordion .accordion-item:first-of-type {
            border-radius: var(--radius-lg) !important;
        }

        .custom-accordion .accordion-item:last-of-type {
            border-radius: var(--radius-lg) !important;
        }

        .custom-accordion .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--card-bg);
            padding: 20px 24px;
            border: none;
            position: relative;
            transition: var(--transition-base);
        }

        .custom-accordion .accordion-button::after {
            display: none;
        }

        .custom-accordion .accordion-button::before {
            content: "+";
            position: absolute;
            right: 24px;
            font-size: 22px;
            font-weight: 400;
            color: var(--gold);
            transition: transform 0.3s ease;
            line-height: 1;
        }

        .custom-accordion .accordion-button:not(.collapsed)::before {
            transform: rotate(45deg);
        }

        .custom-accordion .accordion-button:not(.collapsed) {
            background: var(--card-bg);
            color: var(--primary);
            box-shadow: none;
            border-left: 4px solid var(--gold);
        }

        .custom-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(212, 162, 76, 0.2);
            border-radius: var(--radius-lg);
        }

        .custom-accordion .accordion-body {
            padding: 20px 24px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            border-top: 1px solid var(--border-line);
            background: #fcfcf9;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding-bottom: 80px;
        }

        .cta-box {
            position: relative;
            background: var(--bg-dark2);
            border-radius: 24px;
            overflow: hidden;
            padding: 56px 48px;
            text-align: center;
        }

        .cta-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
        }

        .cta-box::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 30% 30%, rgba(212, 162, 76, 0.12), transparent 50%);
        }

        .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-content h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.72);
            font-size: 15px;
            margin-bottom: 28px;
        }

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

        /* ===== Site Footer ===== */
        .site-footer {
            background: var(--bg-dark2);
            color: rgba(255, 255, 255, 0.72);
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .footer-inner {
            max-width: 1200px;
            padding: 0 24px;
            margin: 0 auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 36px;
        }

        .footer-brand-box {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            color: #fff;
            font-size: 12px;
            font-weight: 800;
            border-radius: 50%;
        }

        .footer-brand-name {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            max-width: 360px;
        }

        .footer-nav h4,
        .footer-contact h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition-base);
        }

        .footer-links a i {
            font-size: 6px;
            color: var(--gold);
        }

        .footer-links a:hover {
            color: var(--gold-light);
            padding-left: 4px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .contact-info span {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .contact-info span i {
            color: var(--gold);
            font-size: 14px;
            width: 20px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .sidebar {
                display: none;
            }

            .mobile-header {
                display: flex;
            }

            .main-content {
                margin-left: 0;
                padding-top: 64px;
            }

            .page-hero {
                padding: 56px 0 48px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

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

            .intro-image img {
                aspect-ratio: 16 / 10;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 48px 0;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .pt-80 {
                padding-top: 40px;
            }

            .hero-subtitle {
                font-size: 14px;
            }

            .hero-actions a {
                width: 100%;
            }

            .cta-box {
                padding: 40px 24px;
                border-radius: 16px;
            }

            .cta-content h2 {
                font-size: 24px;
            }

            .cta-actions a {
                width: 100%;
            }

            .scenario-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .scenario-icon {
                margin-bottom: 4px;
            }

            .timeline {
                padding-left: 30px;
            }

            .timeline-dot {
                left: -25px;
            }

            .timeline-content {
                padding: 20px;
            }

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

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }

        @media (max-width: 575.98px) {
            .page-hero h1 {
                font-size: 26px;
            }

            .hero-tag {
                font-size: 12px;
            }

            .btn {
                padding: 12px 20px;
                font-size: 14px;
            }

            .guide-card-body {
                padding: 18px;
            }

            .scenario-card {
                padding: 20px;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #0E4D3A;
    --primary-dark: #0A3529;
    --accent: #D4A24C;
    --accent-light: #E7BE6A;
    --cta: #F07B3A;
    --deep-bg: #081F18;
    --deep-bg-2: #0B2B22;
    --page-bg: #F7F5EF;
    --card-bg: #FFFFFF;
    --text-main: #1E2A26;
    --text-muted: #6B7C75;
    --border: #E4E9E5;
    --radius-lg: 16px;
    --radius-md: 12px;
    --shadow-card: 0 12px 30px rgba(14,59,46,0.10);
    --shadow-hover: 0 20px 40px rgba(14,59,46,0.18);
    --shadow-cta: 0 8px 20px rgba(240,123,58,0.25);
    --sidebar-width: 260px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, sans-serif;
    background: var(--page-bg);
    color: var(--text-main);
    font-size: 15px;
    line-height: 1.75;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; }
ul, ol { padding: 0; margin: 0; list-style: none; }

/* ========== 左侧竖向导航 ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--deep-bg);
    z-index: 1045;
    display: flex;
    flex-direction: column;
    padding: 28px 18px 22px;
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 8px 22px;
}
.brand-icon {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--cta));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 16px rgba(212,162,76,0.30);
    flex-shrink: 0;
}
.brand-text {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    letter-spacing: 0.5px;
}
.sidebar-divider {
    height: 1px;
    background: rgba(255,255,255,0.08);
    margin: 0 8px 18px;
}
.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 48px;
    padding: 0 14px;
    color: rgba(255,255,255,0.72);
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    border-left: 4px solid transparent;
    transition: all .25s ease;
}
.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}
.nav-item:hover {
    background: rgba(212,162,76,0.12);
    color: #fff;
    border-left-color: var(--accent);
}
.nav-item.active {
    background: rgba(212,162,76,0.12);
    color: #fff;
    border-left-color: var(--accent);
    font-weight: 600;
}
.sidebar-bottom {
    margin-top: auto;
    padding: 0 8px;
}
.badge-365 {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--accent), var(--cta));
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 7px 16px;
    border-radius: 999px;
    box-shadow: 0 6px 14px rgba(212,162,76,0.25);
}
.badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(255,255,255,0.25);
}
.sidebar-contact {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    color: rgba(255,255,255,0.65);
    font-size: 14px;
    transition: color .2s;
}
.sidebar-contact:hover { color: var(--accent-light); }
.sidebar-copy {
    margin-top: 16px;
    font-size: 12px;
    color: rgba(255,255,255,0.35);
}

/* ========== 移动端顶栏 ========== */
.mobile-topbar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--deep-bg);
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1050;
    box-shadow: 0 4px 18px rgba(8,31,24,0.35);
}
.mobile-topbar .mobile-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 700;
    font-size: 18px;
}
.mobile-menu-btn {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.14);
    color: var(--accent-light);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all .2s;
}
.mobile-menu-btn:hover { background: rgba(212,162,76,0.18); color: #fff; }
.mobile-offcanvas {
    background: var(--deep-bg);
    color: #fff;
    min-width: 320px;
}
.mobile-offcanvas .offcanvas-header {
    padding: 20px 22px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-offcanvas-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
}
.btn-close-white { filter: invert(1) grayscale(100%) brightness(200%); }
.mobile-offcanvas .offcanvas-body {
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
}
.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}
.mobile-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 50px;
    padding: 0 14px;
    border-radius: var(--radius-md);
    color: rgba(255,255,255,0.78);
    border-left: 4px solid transparent;
    transition: all .25s;
}
.mobile-nav-item i { width: 20px; text-align: center; }
.mobile-nav-item:hover,
.mobile-nav-item.active {
    background: rgba(212,162,76,0.12);
    color: #fff;
    border-left-color: var(--accent);
}
.mobile-side-bottom { padding: 12px 4px 0; }

/* ========== 主内容区 ========== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ========== 小尺寸 Hero ========== */
.page-hero {
    position: relative;
    padding: 84px 0 68px;
    background:
        linear-gradient(120deg, rgba(8,31,24,0.94), rgba(11,43,34,0.78)),
        url('/assets/images/backpic/back-2.webp') center/cover;
    color: #fff;
    overflow: hidden;
}
.page-hero::after {
    content: "";
    position: absolute;
    right: -40px;
    top: -40px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 1px solid rgba(212,162,76,0.15);
    box-shadow:
        0 0 0 28px rgba(212,162,76,0.04),
        0 0 0 58px rgba(212,162,76,0.03);
    pointer-events: none;
}
.page-hero .container-custom { position: relative; z-index: 2; }
.page-hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(212,162,76,0.14);
    border: 1px solid rgba(212,162,76,0.35);
    color: var(--accent-light);
    font-size: 13px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 999px;
    letter-spacing: 1px;
    margin-bottom: 18px;
}
.page-hero-title {
    font-size: 44px;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 14px;
    letter-spacing: 1px;
}
.page-hero-title span { color: var(--accent-light); }
.page-hero-subtitle {
    font-size: 16px;
    color: rgba(255,255,255,0.80);
    max-width: 560px;
    margin: 0 0 26px;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 32px;
}
.btn-main {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--accent-light), var(--cta));
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    padding: 14px 30px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    box-shadow: var(--shadow-cta);
    transition: all .25s ease;
}
.btn-main:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(240,123,58,0.32); color: #fff; }
.btn-main:active { transform: scale(0.98); }
.btn-outline-gold {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--accent-light);
    border: 2px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 12px 28px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all .25s ease;
}
.btn-outline-gold:hover { background: rgba(212,162,76,0.14); color: #fff; border-color: var(--accent-light); }
.btn-outline-gold:active { transform: scale(0.98); }
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(212,162,76,0.32);
    color: rgba(255,255,255,0.88);
    font-size: 13px;
    padding: 6px 15px;
    border-radius: 999px;
    backdrop-filter: blur(4px);
}
.hero-badge i { color: var(--accent-light); }

/* ========== 容器与板块标题 ========== */
.container-custom {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px;
}
.section-heading {
    margin-bottom: 40px;
}
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
}
.section-tag::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
}
.section-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-main);
    margin: 0;
    line-height: 1.3;
}
.section-subtitle {
    margin: 10px 0 0;
    color: var(--text-muted);
    font-size: 15px;
    max-width: 640px;
}

/* ========== 时间线区块 ========== */
.timeline-section {
    padding: 80px 0 76px;
    background:
        radial-gradient(circle at 8% 20%, rgba(212,162,76,0.06) 0%, transparent 34%),
        var(--page-bg);
}
.timeline {
    position: relative;
    padding-left: 30px;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 10px;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), rgba(212,162,76,0.18));
}
.timeline-item {
    position: relative;
    padding: 0 0 30px 30px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
    content: "";
    position: absolute;
    left: -30px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 5px rgba(212,162,76,0.20);
    z-index: 1;
}
.timeline-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    box-shadow: var(--shadow-card);
    transition: all .3s ease;
}
.timeline-card:hover { box-shadow: var(--shadow-hover); transform: translateX(4px); }
.timeline-label {
    display: inline-block;
    background: rgba(212,162,76,0.15);
    color: #9A7A2E;
    font-size: 13px;
    font-weight: 600;
    padding: 3px 13px;
    border-radius: 999px;
    letter-spacing: 0.5px;
}
.timeline-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-main);
    margin: 12px 0 6px;
}
.timeline-card p {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0;
    line-height: 1.8;
}
.timeline-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}
.timeline-left { padding-right: 0; }

/* ========== 资讯分类卡片 ========== */
.info-cards-section {
    padding: 80px 0;
    background: #F2F0E8;
    background-image: radial-gradient(circle at 88% 12%, rgba(212,162,76,0.08) 0%, transparent 36%);
}
.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.info-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all .3s ease;
    display: flex;
    flex-direction: column;
}
.info-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.card-cover {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}
.card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.info-card:hover .card-cover img { transform: scale(1.05); }
.card-cover::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(8,31,24,0.30), transparent 60%);
}
.card-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: linear-gradient(135deg, var(--accent), var(--cta));
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    z-index: 2;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(212,162,76,0.30);
}
.card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.card-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin: 0 0 8px;
    line-height: 1.4;
}
.card-body p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.75;
    margin: 0 0 16px;
    flex: 1;
}
.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    transition: all .2s;
}
.card-link i { transition: transform .2s; }
.card-link:hover { color: var(--cta); }
.card-link:hover i { transform: translateX(4px); }

/* ========== 双列 CTA ========== */
.dual-cta-section {
    padding: 76px 0;
    background: var(--deep-bg);
    background-image:
        linear-gradient(rgba(8,31,24,0.86), rgba(12,40,31,0.92)),
        url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center;
    color: #fff;
}
.dual-cta-section .section-title { color: #fff; }
.dual-cta-section .section-subtitle { color: rgba(255,255,255,0.65); }
.dual-cta-section .section-tag { color: var(--accent-light); }
.dual-cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 42px;
}
.cta-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(212,162,76,0.22);
    border-radius: var(--radius-lg);
    padding: 36px 34px;
    backdrop-filter: blur(6px);
    transition: all .3s ease;
}
.cta-card:hover {
    background: rgba(212,162,76,0.10);
    border-color: rgba(212,162,76,0.40);
    transform: translateY(-4px);
}
.cta-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--accent), var(--cta));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(240,123,58,0.28);
}
.cta-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
}
.cta-card p {
    font-size: 14px;
    color: rgba(255,255,255,0.70);
    line-height: 1.8;
    margin: 0 0 22px;
}
.btn-cta-card {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--accent-light), var(--cta));
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    padding: 12px 26px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 6px 16px rgba(240,123,58,0.26);
    transition: all .25s;
}
.btn-cta-card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(240,123,58,0.34); color: #fff; }

/* ========== FAQ 区块 ========== */
.faq-section {
    padding: 80px 0;
    background: var(--page-bg);
}
.faq-wrap {
    max-width: 860px;
}
.faq-item {
    background: #fff;
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow .3s;
}
.faq-item:hover { box-shadow: var(--shadow-hover); }
.faq-item:has(.accordion-button:not(.collapsed)) {
    border-left: 4px solid var(--accent);
    box-shadow: var(--shadow-hover);
}
.accordion-button {
    background: #fff;
    color: var(--text-main);
    font-weight: 600;
    font-size: 16px;
    padding: 20px 24px;
    border: none;
    box-shadow: none;
    border-radius: 0;
}
.accordion-button:not(.collapsed) {
    background: #fff;
    color: var(--primary);
    box-shadow: none;
}
.accordion-button:focus {
    box-shadow: none;
    border-color: transparent;
}
.accordion-button::after {
    background-image: none;
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\2b";
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: rgba(212,162,76,0.12);
    font-size: 14px;
    transition: transform .3s ease;
}
.accordion-button:not(.collapsed)::after {
    transform: rotate(45deg);
    color: var(--cta);
    background-color: rgba(240,123,58,0.14);
}
.accordion-body {
    padding: 6px 24px 22px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.85;
}

/* ========== 页脚 ========== */
.site-footer {
    background: var(--deep-bg);
    color: rgba(255,255,255,0.72);
    margin-top: auto;
}
.footer-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 60px 32px 22px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
}
.footer-brand-box {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.footer-logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--cta));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 12px;
    box-shadow: 0 6px 16px rgba(212,162,76,0.28);
}
.footer-brand-name {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
}
.footer-desc {
    font-size: 14px;
    line-height: 1.85;
    color: rgba(255,255,255,0.58);
    max-width: 340px;
    margin: 0;
}
.footer-nav h4,
.footer-contact h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 18px;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.62);
    font-size: 14px;
    transition: all .2s;
}
.footer-links a i {
    font-size: 5px;
    color: var(--accent);
}
.footer-links a:hover {
    color: var(--accent-light);
    padding-left: 3px;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.contact-info span {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: rgba(255,255,255,0.62);
}
.contact-info i {
    color: var(--accent-light);
    width: 18px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    font-size: 13px;
    color: rgba(255,255,255,0.42);
}

/* ========== 响应式 ========== */
@media (max-width: 1199.98px) {
    .info-grid { grid-template-columns: repeat(2, 1fr); }
    .page-hero-title { font-size: 38px; }
}

@media (max-width: 991.98px) {
    .site-header { display: none; }
    .mobile-topbar { display: flex; }
    .main-content { margin-left: 0; }
    .page-hero { padding: 96px 0 58px; }
    .page-hero-title { font-size: 34px; }
    .timeline-grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 767.98px) {
    .container-custom { padding: 0 20px; }
    .page-hero { padding: 84px 0 48px; }
    .page-hero-title { font-size: 28px; }
    .page-hero-subtitle { font-size: 15px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn-main,
    .hero-actions .btn-outline-gold {
        justify-content: center;
        width: 100%;
    }
    .info-grid { grid-template-columns: 1fr; gap: 18px; }
    .dual-cta { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .section-title { font-size: 26px; }
    .section-heading { margin-bottom: 28px; }
    .timeline-section,
    .info-cards-section,
    .faq-section { padding: 56px 0; }
    .dual-cta-section { padding: 52px 0; }
    .timeline { padding-left: 22px; }
    .timeline-item { padding-left: 22px; }
    .timeline-item::before { left: -22px; }
    .timeline::before { left: 7px; }
    .footer-inner { padding: 44px 20px 18px; }
    .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
}

/* roulang page: category4 */
:root {
  --primary: #0E4D3A;
  --primary-dark: #0A3529;
  --accent: #D4A24C;
  --accent-light: #E7BE6A;
  --cta: #F07B3A;
  --bg-dark: #081F18;
  --bg-dark-2: #0B2B22;
  --bg-page: #F7F5EF;
  --bg-card: #FFFFFF;
  --text-main: #1E2A26;
  --text-meta: #6B7C75;
  --line: #E4E9E5;
  --radius-lg: 16px;
  --radius-btn: 12px;
  --shadow-card: 0 12px 30px rgba(14,59,46,0.10);
  --shadow-hover: 0 20px 40px rgba(14,59,46,0.18);
  --shadow-cta: 0 8px 20px rgba(240,123,58,0.25);
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  background: var(--bg-page);
  color: var(--text-main);
  line-height: 1.75;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ===== Sidebar desktop ===== */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 260px;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-2) 100%);
  z-index: 1045;
  padding: 30px 20px 24px;
  display: flex;
  flex-direction: column;
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 24px;
}
.sidebar-logo-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--bg-dark);
  font-weight: 800;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.5px;
  box-shadow: 0 4px 14px rgba(212,162,76,0.35);
}
.sidebar-brand-name {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.3;
}
.sidebar-nav { flex: 1; }
.sidebar-nav .nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 48px;
  padding: 0 14px;
  border-radius: 12px;
  color: rgba(255,255,255,0.82);
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 6px;
  position: relative;
  transition: all 0.22s ease;
}
.sidebar-nav .nav-item i { width: 20px; text-align: center; font-size: 15px; opacity: 0.85; }
.sidebar-nav .nav-item:hover {
  background: rgba(212,162,76,0.12);
  color: #fff;
  transform: translateX(3px);
}
.sidebar-nav .nav-item.active {
  background: rgba(212,162,76,0.12);
  color: var(--accent-light);
  font-weight: 600;
}
.sidebar-nav .nav-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 22px;
  border-radius: 0 4px 4px 0;
  background: var(--accent);
}
.sidebar-footer { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; }
.sidebar-online-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212,162,76,0.15);
  color: var(--accent-light);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
}
.sidebar-copyright { color: rgba(255,255,255,0.35); font-size: 12px; margin-top: 12px; padding-left: 4px; }

/* ===== Mobile header ===== */
.mobile-header {
  position: sticky;
  top: 0;
  z-index: 1040;
  background: var(--bg-dark);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.18);
}
.mobile-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
}
.mobile-brand .sidebar-logo-icon { width: 38px; height: 38px; font-size: 13px; }
.mobile-brand-name { font-size: 16px; font-weight: 700; }
.mobile-toggle {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.22);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.mobile-toggle:hover { border-color: var(--accent); color: var(--accent-light); }

/* ===== Offcanvas mobile menu ===== */
.mobile-menu.offcanvas {
  width: 320px;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-2) 100%);
  color: #fff;
}
.mobile-menu .offcanvas-body { padding: 24px 20px; }
.mobile-menu .sidebar-nav .nav-item { color: rgba(255,255,255,0.82); }
.mobile-menu .sidebar-nav .nav-item.active { color: var(--accent-light); }

/* ===== Main content ===== */
.main-content { margin-left: 260px; min-height: 100vh; display: flex; flex-direction: column; }

/* ===== Page hero ===== */
.page-hero {
  position: relative;
  padding: 88px 0 64px;
  overflow: hidden;
  background: var(--bg-dark);
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.5;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(8,31,24,0.96) 30%, rgba(11,43,34,0.72) 70%, rgba(11,43,34,0.35) 100%);
}
.page-hero-content { position: relative; z-index: 2; max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212,162,76,0.15);
  border: 1px solid rgba(212,162,76,0.35);
  color: var(--accent-light);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
}
.page-hero h1 {
  color: #fff;
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  margin: 20px 0 12px;
  letter-spacing: 1px;
}
.page-hero p.hero-desc {
  color: rgba(255,255,255,0.78);
  font-size: 15px;
  max-width: 520px;
  margin-bottom: 28px;
}
.hero-meta-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.data-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: var(--bg-dark);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(212,162,76,0.2);
}
.data-badge i { font-size: 12px; }

/* ===== Section base ===== */
.section-wrap { max-width: 1180px; margin: 0 auto; padding: 72px 40px; }
.section-head { margin-bottom: 40px; }
.section-head .section-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(212,162,76,0.12);
  color: var(--primary);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--text-meta);
  font-size: 15px;
  max-width: 560px;
}

/* ===== Mirror section ===== */
.mirror-section { background: var(--bg-page); }
.mirror-row {
  display: flex;
  align-items: center;
  gap: 56px;
  margin-bottom: 72px;
}
.mirror-row:last-child { margin-bottom: 0; }
.mirror-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.mirror-image:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.mirror-image img { width: 100%; height: 320px; object-fit: cover; }
.mirror-text { flex: 1; }
.mirror-text .text-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(212,162,76,0.15);
  color: var(--primary);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.mirror-text h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 14px;
  line-height: 1.4;
}
.mirror-text p {
  color: var(--text-meta);
  font-size: 15px;
  line-height: 1.85;
  margin-bottom: 16px;
}
.mirror-text .mirror-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  transition: gap 0.2s;
}
.mirror-text .mirror-link:hover { gap: 12px; color: var(--cta); }
.mirror-row.reverse .mirror-image { order: 2; }
.mirror-row.reverse .mirror-text { order: 1; }

/* ===== Benefit section ===== */
.benefit-section { background: var(--bg-card); }
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit-card {
  background: var(--bg-page);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--line);
  transition: all 0.25s ease;
}
.benefit-card:hover { border-color: var(--accent); box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.benefit-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
}
.benefit-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: var(--text-main); }
.benefit-card p { font-size: 14px; color: var(--text-meta); line-height: 1.75; }

/* ===== Scroll index ===== */
.scroll-section { background: var(--bg-dark); position: relative; overflow: hidden; }
.scroll-section::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 2px solid rgba(212,162,76,0.12);
  box-shadow: 0 0 0 40px rgba(212,162,76,0.04), 0 0 0 90px rgba(212,162,76,0.025);
  pointer-events: none;
}
.scroll-wrap { position: relative; z-index: 2; }
.scroll-section .section-head h2 { color: #fff; }
.scroll-section .section-head p { color: rgba(255,255,255,0.6); }
.scroll-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 8px 4px 20px;
  scrollbar-width: none;
}
.scroll-track::-webkit-scrollbar { display: none; }
.scroll-card {
  flex: 0 0 260px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.25s ease;
}
.scroll-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(212,162,76,0.4); transform: translateY(-4px); }
.scroll-card .cover { height: 176px; overflow: hidden; }
.scroll-card .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.scroll-card:hover .cover img { transform: scale(1.06); }
.scroll-card .info { padding: 16px 16px 20px; }
.scroll-card .info .card-label {
  font-size: 12px;
  color: var(--accent-light);
  font-weight: 600;
  letter-spacing: 1px;
}
.scroll-card .info h4 { font-size: 16px; color: #fff; font-weight: 600; margin-top: 4px; line-height: 1.4; }
.scroll-card .info .card-desc { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 6px; line-height: 1.6; }

/* ===== Process ===== */
.process-section { background: var(--bg-page); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.process-step {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--accent);
  transition: all 0.25s ease;
}
.process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.process-step .step-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.process-step h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--text-main); }
.process-step p { font-size: 14px; color: var(--text-meta); line-height: 1.7; }

/* ===== FAQ ===== */
.faq-section { background: var(--bg-card); }
.accordion { max-width: 860px; }
.accordion-item {
  background: var(--bg-page) !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-lg) !important;
  margin-bottom: 12px;
  overflow: hidden;
}
.accordion-item:last-child { margin-bottom: 0; }
.accordion-button {
  background: transparent !important;
  color: var(--text-main) !important;
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  box-shadow: none !important;
  position: relative;
}
.accordion-button:not(.collapsed) { color: var(--primary) !important; }
.accordion-button:not(.collapsed)::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 22px;
  background: var(--accent);
  border-radius: 0 4px 4px 0;
}
.accordion-button::after {
  background-image: none !important;
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  content: "\f067";
  font-size: 14px;
  color: var(--primary);
  transition: transform 0.25s ease;
  width: auto;
  height: auto;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
  color: var(--accent);
}
.accordion-body { padding: 4px 24px 20px; color: var(--text-meta); font-size: 15px; line-height: 1.8; }

/* ===== CTA ===== */
.cta-section {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}
.cta-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(8,31,24,0.94) 30%, rgba(11,43,34,0.85) 70%, rgba(11,43,34,0.7) 100%);
}
.cta-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
  padding: 80px 24px;
  text-align: center;
}
.cta-inner h2 { color: #fff; font-size: 32px; font-weight: 800; margin-bottom: 12px; }
.cta-inner p { color: rgba(255,255,255,0.75); font-size: 15px; margin-bottom: 32px; }
.cta-form {
  display: flex;
  gap: 12px;
  max-width: 520px;
  margin: 0 auto;
}
.cta-form .form-control {
  height: 52px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.95);
  color: var(--text-main);
  padding: 0 18px;
  font-size: 15px;
  transition: all 0.25s ease;
}
.cta-form .form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212,162,76,0.25);
  outline: none;
  background: #fff;
}
.cta-form .form-control::placeholder { color: #9aa8a1; }
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--cta), #f89a5e);
  color: #fff;
  border: none;
  border-radius: var(--radius-btn);
  padding: 0 32px;
  height: 52px;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: var(--shadow-cta);
  transition: all 0.25s ease;
}
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(240,123,58,0.35); color: #fff; }
.btn-cta:active { transform: translateY(0) scale(0.98); }
.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent-light);
  border-radius: var(--radius-btn);
  padding: 12px 30px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.25s ease;
}
.btn-outline-gold:hover { background: rgba(212,162,76,0.12); color: var(--accent-light); transform: translateY(-2px); }
.btn-outline-gold:active { transform: translateY(0); }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.72);
  margin-top: auto;
}
.footer-inner { max-width: 1180px; margin: 0 auto; padding: 60px 40px 24px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand-box { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--bg-dark);
  font-weight: 800;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-brand-name { color: #fff; font-size: 17px; font-weight: 700; }
.footer-desc { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.8; max-width: 360px; margin-bottom: 0; }
.footer-nav h4, .footer-contact h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}
.footer-links a i { font-size: 6px; color: var(--accent); }
.footer-links a:hover { color: var(--accent-light); padding-left: 3px; }
.contact-info { display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.6); }
.contact-info i { color: var(--accent); width: 20px; text-align: center; margin-right: 6px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .sidebar { display: none !important; }
  .main-content { margin-left: 0; }
  .page-hero { padding: 64px 0 48px; }
  .page-hero-content { padding: 0 20px; }
  .section-wrap { padding: 56px 20px; }
  .footer-inner { padding: 48px 20px 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767.98px) {
  body { font-size: 15px; }
  .page-hero h1 { font-size: 30px; }
  .section-head h2 { font-size: 24px; }
  .mirror-row { flex-direction: column; gap: 24px; margin-bottom: 48px; }
  .mirror-row.reverse { flex-direction: column; }
  .mirror-row.reverse .mirror-image { order: 0; }
  .mirror-row.reverse .mirror-text { order: 0; }
  .mirror-image img { height: 240px; }
  .benefit-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .cta-form { flex-direction: column; }
  .cta-form .btn-cta { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .scroll-card { flex: 0 0 220px; }
}
@media (max-width: 520px) {
  .page-hero { padding: 48px 0 36px; }
  .page-hero h1 { font-size: 26px; }
  .hero-meta-badges { gap: 8px; }
  .process-steps { grid-template-columns: 1fr; }
  .cta-inner { padding: 56px 20px; }
  .cta-inner h2 { font-size: 26px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}