/* roulang page: index */
/* ====== 设计变量 ====== */
        :root {
            --color-primary: #2D6A8F;
            --color-primary-strong: #1E4D6D;
            --color-primary-soft: #E8F1F6;
            --color-accent: #D9A441;
            --color-bg: #F6F8FA;
            --color-surface: #FFFFFF;
            --color-text: #21303B;
            --color-muted: #5B6B78;
            --color-border: #E1E8EF;
            --color-footer-bg: #1F3B4D;
            --shadow-sm: 0 2px 8px rgba(30, 64, 87, .06);
            --shadow-md: 0 12px 28px rgba(30, 64, 87, .08);
            --shadow-lg: 0 30px 60px rgba(30, 64, 87, .10);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --header-h: 72px;
        }

        /* ====== 基础重置 ====== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
        }
        p {
            margin: 0;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--color-primary);
            transition: color .25s ease;
        }
        a:hover {
            color: var(--color-primary-strong);
        }
        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .container {
            max-width: 1200px;
            padding-left: 32px;
            padding-right: 32px;
        }
        @media (max-width: 767.98px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        /* ====== 导航栏 ====== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-h);
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow .3s ease;
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .site-header .site-navbar {
            height: var(--header-h);
            padding: 0;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary-strong);
            letter-spacing: 1px;
        }
        .site-header .navbar-brand:hover {
            color: var(--color-primary-strong);
        }
        .site-header .brand-icon {
            color: var(--color-primary);
            font-size: 26px;
            line-height: 1;
        }
        .site-header .navbar-nav {
            gap: 4px;
        }
        .site-header .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 10px 18px;
            border-radius: var(--radius-xs);
            transition: all .25s ease;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .site-header .nav-link:hover,
        .site-header .nav-link.active {
            color: var(--color-primary);
            background: var(--color-primary-soft);
        }
        .site-header .nav-link.active {
            font-weight: 600;
        }
        .site-header .nav-link .fa-chevron-down {
            font-size: 11px;
            margin-left: 2px;
            color: var(--color-muted);
            transition: transform .25s ease;
        }
        .site-header .nav-item.dropdown:hover .fa-chevron-down {
            transform: rotate(180deg);
        }
        .site-header .navbar-toggler {
            border: none;
            padding: 8px 10px;
            color: var(--color-primary);
            font-size: 22px;
            border-radius: var(--radius-xs);
        }
        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 106, 143, .18);
        }

        /* Mega 下拉面板 */
        .site-header .mega-panel {
            width: 720px;
            max-width: 90vw;
            border: none;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            padding: 28px;
            margin-top: 8px;
            background: var(--color-surface);
        }
        .site-header .mega-inner {
            display: flex;
            gap: 24px;
        }
        .site-header .mega-links-row {
            flex: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .site-header .mega-col h6 {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .site-header .mega-col a {
            display: block;
            padding: 7px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-xs);
            transition: all .2s ease;
        }
        .site-header .mega-col a:hover {
            color: var(--color-primary);
            padding-left: 8px;
            background: var(--color-primary-soft);
        }
        .site-header .mega-card {
            width: 260px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-primary-soft);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            min-height: 160px;
            background-image: url('/assets/images/coverpic/cover-4.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .site-header .mega-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 77, 109, 0) 30%, rgba(30, 77, 109, .75) 100%);
            border-radius: var(--radius-sm);
        }
        .site-header .mega-card-inner {
            position: relative;
            z-index: 2;
            padding: 16px;
            color: #fff;
        }
        .site-header .mega-card-inner p {
            font-size: 13px;
            line-height: 1.5;
            margin-bottom: 8px;
            opacity: .9;
        }
        .site-header .mega-card-inner a {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .site-header .mega-card-inner a:hover {
            color: #fff;
        }
        .site-header .dropdown-menu.show {
            display: block;
        }
        @media (max-width: 991.98px) {
            .site-header {
                height: auto;
            }
            .site-header .site-navbar {
                height: auto;
                min-height: var(--header-h);
                padding: 8px 0;
            }
            .site-header .navbar-collapse {
                padding: 16px 0 8px;
            }
            .site-header .navbar-nav {
                gap: 0;
            }
            .site-header .nav-link {
                padding: 14px 18px;
                border-radius: var(--radius-xs);
            }
            .site-header .mega-panel {
                width: 100%;
                box-shadow: none;
                border: 1px solid var(--color-border);
                border-radius: var(--radius-sm);
                padding: 20px;
                margin-top: 4px;
            }
            .site-header .mega-inner {
                flex-direction: column;
            }
            .site-header .mega-card {
                width: 100%;
                min-height: 140px;
            }
        }

        /* ====== 按钮 ====== */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--color-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            transition: all .3s ease;
            box-shadow: var(--shadow-sm);
        }
        .btn-primary-custom:hover {
            background: var(--color-primary-strong);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary-custom:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(45, 106, 143, .25);
        }
        .btn-primary-custom .fa-play {
            font-size: 13px;
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, .6);
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            transition: all .3s ease;
            backdrop-filter: blur(4px);
        }
        .btn-outline-custom:hover {
            background: rgba(255, 255, 255, .15);
            color: #fff;
            border-color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline-custom:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, .25);
        }
        .btn-accent-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--color-accent);
            color: #1E4D6D;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 700;
            line-height: 1;
            transition: all .3s ease;
            box-shadow: var(--shadow-sm);
        }
        .btn-accent-custom:hover {
            background: #c98e2f;
            color: #14394E;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: rgba(255, 255, 255, .9);
            border: 1.5px solid rgba(255, 255, 255, .55);
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            transition: all .3s ease;
        }
        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, .15);
            color: #fff;
            border-color: #fff;
        }
        .btn-sm-custom {
            padding: 8px 16px;
            font-size: 14px;
        }

        /* ====== Hero 区域 ====== */
        .hero-section {
            position: relative;
            min-height: 640px;
            height: 92vh;
            max-height: 860px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background-color: var(--color-primary-strong);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 25%;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(30, 77, 109, .88) 0%, rgba(30, 77, 109, .62) 45%, rgba(30, 77, 109, .25) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .15);
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: 30px;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 255, 255, .18);
            backdrop-filter: blur(6px);
            letter-spacing: .5px;
        }
        .hero-section h1 {
            font-size: 52px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .hero-lead {
            font-size: 20px;
            line-height: 1.6;
            color: rgba(255, 255, 255, .88);
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }
        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: rgba(255, 255, 255, .8);
        }
        .hero-trust .fa-check-circle {
            color: var(--color-accent);
            font-size: 15px;
        }
        .hero-scroll {
            position: absolute;
            bottom: 28px;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(255, 255, 255, .7);
            font-size: 20px;
            z-index: 3;
            animation: float 2s ease-in-out infinite;
        }
        .hero-scroll:hover {
            color: #fff;
        }
        @keyframes float {
            0%,
            100% {
                transform: translate(-50%, 0);
            }
            50% {
                transform: translate(-50%, 8px);
            }
        }
        @media (max-width: 991.98px) {
            .hero-section {
                height: 80vh;
                min-height: 520px;
            }
            .hero-section h1 {
                font-size: 42px;
            }
            .hero-lead {
                font-size: 18px;
            }
        }
        @media (max-width: 767.98px) {
            .hero-section {
                height: 70vh;
                min-height: 460px;
            }
            .hero-section h1 {
                font-size: 32px;
            }
            .hero-lead {
                font-size: 16px;
                margin-bottom: 24px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
                gap: 12px;
            }
            .hero-actions .btn-primary-custom,
            .hero-actions .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }
            .hero-trust {
                gap: 10px;
            }
            .hero-trust span {
                font-size: 13px;
            }
        }

        /* ====== 数据条 ====== */
        .stats-bar {
            background: var(--color-surface);
            padding: 48px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .stat-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 15px;
            color: var(--color-muted);
        }
        @media (max-width: 767.98px) {
            .stats-bar {
                padding: 24px 0;
            }
            .stat-num {
                font-size: 24px;
            }
            .stat-label {
                font-size: 13px;
            }
            .stat-card {
                padding: 20px 16px;
            }
        }

        /* ====== 区块通用 ====== */
        .section-padding {
            padding: 72px 0;
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head.text-center {
            text-align: center;
        }
        .section-subhead {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-primary-soft);
            padding: 6px 14px;
            border-radius: 30px;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.6;
            max-width: 720px;
        }
        .section-head.text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 767.98px) {
            .section-padding {
                padding: 36px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-subtitle {
                font-size: 14px;
            }
            .section-head {
                margin-bottom: 24px;
            }
        }

        /* ====== 横滑片库 ====== */
        .library-section {
            background: var(--color-bg);
            padding: 72px 0;
            overflow: hidden;
        }
        .library-section .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .scroll-track {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 16px;
            scrollbar-width: thin;
            scrollbar-color: var(--color-primary) transparent;
            margin: 0 -4px;
            padding-left: 4px;
            padding-right: 4px;
        }
        .scroll-track::-webkit-scrollbar {
            height: 6px;
        }
        .scroll-track::-webkit-scrollbar-thumb {
            background: var(--color-primary);
            border-radius: 3px;
        }
        .scroll-track::-webkit-scrollbar-track {
            background: transparent;
        }
        .scroll-card {
            flex: 0 0 270px;
            scroll-snap-align: start;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .scroll-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .scroll-card .media-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-primary-soft);
        }
        .scroll-card .media-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .scroll-card:hover .media-thumb img {
            transform: scale(1.04);
        }
        .scroll-card .media-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(30, 77, 109, .82);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }
        .scroll-card .media-body {
            padding: 16px;
        }
        .scroll-card .media-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.4;
            color: var(--color-text);
            transition: color .2s ease;
        }
        .scroll-card .media-body p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        @media (max-width: 767.98px) {
            .library-section {
                padding: 36px 0;
            }
            .scroll-card {
                flex: 0 0 220px;
            }
            .scroll-card .media-body {
                padding: 12px;
            }
            .scroll-card .media-body h3 {
                font-size: 15px;
            }
            .scroll-card .media-body p {
                font-size: 13px;
            }
        }

        /* ====== 热播推荐 ====== */
        .hot-section {
            background: var(--color-surface);
            padding: 72px 0;
        }
        .hot-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 24px;
        }
        .hot-main {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            min-height: 420px;
            box-shadow: var(--shadow-sm);
            background: var(--color-primary-soft);
            display: flex;
            align-items: flex-end;
        }
        .hot-main>img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .hot-main:hover>img {
            transform: scale(1.03);
        }
        .hot-main::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 77, 109, .05) 40%, rgba(30, 77, 109, .86) 100%);
        }
        .hot-main .hot-main-body {
            position: relative;
            z-index: 2;
            padding: 32px;
            color: #fff;
            width: 100%;
        }
        .hot-main .hot-main-body h3 {
            font-size: 26px;
            color: #fff;
            margin-bottom: 8px;
        }
        .hot-main .hot-main-body p {
            font-size: 15px;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 18px;
            max-width: 360px;
            line-height: 1.6;
        }
        .hot-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 3;
            background: var(--color-accent);
            color: #1E4D6D;
            font-size: 13px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 30px;
            box-shadow: var(--shadow-sm);
        }
        .hot-side {
            display: grid;
            grid-template-columns: 1fr 1fr;
            grid-template-rows: 1fr 1fr;
            gap: 16px;
        }
        .hot-card {
            position: relative;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-primary-soft);
            min-height: 0;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .hot-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .hot-card>img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }
        .hot-card:hover>img {
            transform: scale(1.05);
        }
        .hot-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 77, 109, .02) 45%, rgba(30, 77, 109, .82) 100%);
        }
        .hot-card .hot-card-body {
            position: relative;
            z-index: 2;
            padding: 14px 16px;
            width: 100%;
        }
        .hot-card .hot-card-body h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 2px;
        }
        .hot-card .hot-card-body span {
            font-size: 12px;
            color: rgba(255, 255, 255, .75);
        }
        .hot-card .hot-badge {
            top: 10px;
            left: 10px;
            font-size: 11px;
            padding: 4px 10px;
        }
        @media (max-width: 991.98px) {
            .hot-grid {
                grid-template-columns: 1fr;
            }
            .hot-main {
                min-height: 320px;
            }
            .hot-side {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767.98px) {
            .hot-section {
                padding: 36px 0;
            }
            .hot-side {
                grid-template-columns: 1fr;
            }
            .hot-main {
                min-height: 260px;
            }
            .hot-main .hot-main-body {
                padding: 20px;
            }
            .hot-main .hot-main-body h3 {
                font-size: 20px;
            }
            .hot-card {
                min-height: 160px;
            }
        }

        /* ====== 片单分区 ====== */
        .insight-section {
            background: var(--color-bg);
            padding: 72px 0;
        }
        .insight-col {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            height: 100%;
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .insight-col:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .insight-col-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--color-border);
        }
        .insight-col-head h3 {
            font-size: 18px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .insight-col-head h3 .icon {
            color: var(--color-primary);
        }
        .insight-col-head .more-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap .2s ease;
        }
        .insight-col-head .more-link:hover {
            gap: 8px;
            color: var(--color-primary-strong);
        }
        .insight-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border);
            align-items: center;
        }
        .insight-item:last-child {
            border-bottom: none;
        }
        .insight-thumb {
            width: 80px;
            height: 60px;
            border-radius: var(--radius-xs);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-primary-soft);
        }
        .insight-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .insight-item:hover .insight-thumb img {
            transform: scale(1.06);
        }
        .insight-info {
            flex: 1;
            min-width: 0;
        }
        .insight-info h4 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .insight-info h4 a {
            color: var(--color-text);
            transition: color .2s;
        }
        .insight-info h4 a:hover {
            color: var(--color-primary);
        }
        .insight-info p {
            font-size: 12px;
            color: var(--color-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            line-height: 1.4;
        }
        @media (max-width: 767.98px) {
            .insight-section {
                padding: 36px 0;
            }
            .insight-col {
                padding: 16px;
            }
        }

        /* ====== 最新资讯（CMS 插槽） ====== */
        .news-section {
            background: var(--color-surface);
            padding: 72px 0;
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .news-card {
            display: flex;
            gap: 16px;
            background: var(--color-bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            padding: 16px;
            height: 100%;
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .news-thumb {
            width: 160px;
            height: 100px;
            border-radius: var(--radius-xs);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-primary-soft);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .news-card:hover .news-thumb img {
            transform: scale(1.04);
        }
        .news-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }
        .news-badge {
            display: inline-block;
            background: var(--color-primary-soft);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 8px;
            width: max-content;
        }
        .news-content h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-content h3 a {
            color: var(--color-text);
            transition: color .2s ease;
        }
        .news-content h3 a:hover {
            color: var(--color-primary);
        }
        .news-excerpt {
            font-size: 13px;
            color: var(--color-muted);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            margin-top: auto;
            font-size: 13px;
        }
        .news-time {
            color: var(--color-muted);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-link {
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            white-space: nowrap;
        }
        .news-link:hover {
            gap: 8px;
            color: var(--color-primary-strong);
        }
        .news-empty {
            grid-column: 1 / -1;
            background: var(--color-bg);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-md);
            padding: 64px 24px;
            text-align: center;
            color: var(--color-muted);
        }
        .news-empty i {
            font-size: 42px;
            color: var(--color-primary);
            opacity: .4;
            margin-bottom: 12px;
            display: inline-block;
        }
        .news-empty p {
            font-size: 16px;
            font-weight: 500;
        }
        @media (max-width: 767.98px) {
            .news-section {
                padding: 36px 0;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-card {
                padding: 12px;
                gap: 12px;
            }
            .news-thumb {
                width: 96px;
                height: 72px;
            }
            .news-excerpt {
                display: none;
            }
            .news-content h3 {
                font-size: 15px;
                -webkit-line-clamp: 2;
            }
        }

        /* ====== 追剧 CTA ====== */
        .cta-section {
            background: var(--color-primary-strong);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .04);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: 10%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .03);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .cta-inner h2 {
            font-size: 32px;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .cta-inner>p {
            font-size: 16px;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 767.98px) {
            .cta-section {
                padding: 36px 0;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .cta-inner>p {
                font-size: 14px;
                margin-bottom: 24px;
            }
            .cta-actions {
                flex-direction: column;
                width: 100%;
            }
            .cta-actions .btn-accent-custom,
            .cta-actions .btn-outline-light-custom {
                width: 100%;
                justify-content: center;
            }
        }

        /* ====== FAQ 折叠区 ====== */
        .faq-section {
            background: var(--color-bg);
            padding: 72px 0;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 0 28px;
            border: 1px solid var(--color-border);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 0;
            background: none;
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            text-align: left;
            transition: color .2s ease;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .fa-plus {
            font-size: 15px;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform .3s ease;
        }
        .faq-question[aria-expanded="true"] .fa-plus {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding-bottom: 22px;
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            max-width: 640px;
        }
        @media (max-width: 767.98px) {
            .faq-section {
                padding: 36px 0;
            }
            .faq-list {
                padding: 0 16px;
            }
            .faq-question {
                padding: 18px 0;
                font-size: 15px;
            }
            .faq-answer {
                padding-bottom: 18px;
                font-size: 13px;
            }
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand h3 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand h3 .brand-icon {
            color: var(--color-accent);
            font-size: 26px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .65);
            max-width: 320px;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            color: rgba(255, 255, 255, .75);
            font-size: 14px;
            transition: all .25s ease;
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #1E4D6D;
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            transition: all .2s ease;
        }
        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: 6px;
        }
        .footer-col p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 12px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 767.98px) {
            .site-footer {
                padding: 40px 0 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 36px;
            }
        }

        /* ====== 通用辅助 ====== */
        .text-center {
            text-align: center;
        }
        .bg-soft {
            background: var(--color-primary-soft);
        }
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }

/* roulang page: article */
:root {
            --color-primary: #2D6A8F;
            --color-primary-strong: #1E4D6D;
            --color-primary-soft: #E8F1F6;
            --color-accent: #D9A441;
            --color-bg: #F6F8FA;
            --color-surface: #FFFFFF;
            --color-text: #21303B;
            --color-muted: #5B6B78;
            --color-border: #E1E8EF;
            --color-footer-bg: #1F3B4D;
            --shadow-sm: 0 2px 8px rgba(30, 64, 87, .06);
            --shadow-md: 0 12px 28px rgba(30, 64, 87, .08);
            --shadow-lg: 0 30px 60px rgba(30, 64, 87, .10);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --header-h: 72px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: var(--color-primary);
            transition: color .25s ease, background-color .25s ease, box-shadow .25s ease, transform .25s ease, border-color .25s ease;
        }

        a:hover,
        a:focus {
            color: var(--color-primary-strong);
            outline: none;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.35;
            margin: 0 0 12px;
            font-weight: 700;
            color: var(--color-text);
        }

        p {
            margin: 0 0 16px;
        }

        ul,
        ol {
            padding-left: 20px;
            margin-bottom: 16px;
        }

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

        .container {
            max-width: 1200px;
        }

        .btn {
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .btn:focus {
            box-shadow: 0 0 0 3px rgba(45, 106, 143, .18);
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .btn-primary:hover,
        .btn-primary:active {
            background: var(--color-primary-strong);
            border-color: var(--color-primary-strong);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

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

        .btn-outline-primary:hover,
        .btn-outline-primary:active {
            background: var(--color-primary-soft);
            color: var(--color-primary-strong);
            border-color: var(--color-primary-strong);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #21303B;
            border-color: var(--color-accent);
        }

        .btn-accent:hover {
            background: #c9923a;
            color: #fff;
            border-color: #c9923a;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .6);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
            border-color: rgba(255, 255, 255, .9);
            transform: translateY(-1px);
        }

        .site-header {
            position: sticky;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: var(--header-h);
            background: rgba(255, 255, 255, .98);
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 0 rgba(30, 64, 87, .02);
        }

        .site-header .container {
            height: 100%;
        }

        .site-navbar {
            min-height: var(--header-h);
            padding: 0;
            flex-wrap: nowrap;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: .5px;
        }

        .navbar-brand:hover {
            color: var(--color-primary-strong);
        }

        .brand-icon {
            color: var(--color-accent);
            font-size: 24px;
        }

        .navbar-toggler {
            border: none;
            padding: 8px 10px;
            color: var(--color-primary-strong);
            font-size: 22px;
            background: transparent;
            border-radius: var(--radius-sm);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 106, 143, .18);
        }

        .navbar-nav {
            gap: 6px;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            padding: 10px 16px !important;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

        .nav-link:hover,
        .nav-link:focus {
            color: var(--color-primary);
            background: var(--color-primary-soft);
        }

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

        .dropdown-toggle::after {
            display: none;
        }

        .dropdown-toggle i {
            font-size: 12px;
            margin-left: 4px;
            color: var(--color-muted);
        }

        .mega-panel {
            display: block;
            visibility: hidden;
            opacity: 0;
            transform: translateY(12px);
            transition: all .3s ease;
            border: none;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            padding: 24px;
            min-width: 720px;
            right: 0;
            left: auto;
            top: 100%;
            margin-top: 0;
            background: var(--color-surface);
        }

        .mega-panel.show {
            visibility: visible;
            opacity: 1;
            transform: translateY(0);
        }

        .nav-item.dropdown:hover .mega-panel,
        .nav-item.dropdown:focus-within .mega-panel {
            visibility: visible;
            opacity: 1;
            transform: translateY(0);
        }

        .mega-inner {
            display: flex;
            gap: 28px;
        }

        .mega-links-row {
            display: flex;
            flex: 1;
            gap: 28px;
        }

        .mega-col {
            flex: 1;
        }

        .mega-col h6 {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 12px;
            padding-bottom: 6px;
            border-bottom: 1px solid var(--color-border);
        }

        .mega-col a {
            display: block;
            padding: 7px 0;
            color: var(--color-text);
            font-size: 14px;
            border-bottom: 1px solid var(--color-border);
        }

        .mega-col a:hover {
            color: var(--color-primary);
            padding-left: 6px;
            background: transparent;
            border-bottom-color: var(--color-primary-soft);
        }

        .mega-cover {
            max-width: 240px;
            flex: 0 0 240px;
        }

        .mega-cover-link {
            position: relative;
            display: block;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .mega-cover-link img {
            aspect-ratio: 16 / 10;
            object-fit: cover;
            width: 100%;
        }

        .mega-cover-link span {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 26px 12px 10px;
            background: linear-gradient(to top, rgba(31, 59, 77, .88), transparent);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
        }

        .breadcrumb-wrap {
            background: var(--color-primary-soft);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
        }

        .breadcrumb {
            margin: 0;
            background: transparent;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb-item {
            font-size: 14px;
            color: var(--color-muted);
        }

        .breadcrumb-item a {
            color: var(--color-muted);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

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

        .breadcrumb-item.active {
            color: var(--color-primary-strong);
            font-weight: 500;
        }

        .breadcrumb-item+.breadcrumb-item::before {
            content: "›";
            color: var(--color-muted);
            padding: 0 6px;
        }

        .article-hero {
            padding: 56px 0 48px;
            background: linear-gradient(120deg, rgba(246, 248, 250, .97) 20%, rgba(232, 241, 246, .82)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            border-bottom: 1px solid var(--color-border);
        }

        .article-hero-inner {
            max-width: 880px;
        }

        .article-cat-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #21303B;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }

        .article-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 18px;
            line-height: 1.3;
            letter-spacing: .5px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--color-muted);
            font-size: 14px;
            align-items: center;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta i {
            color: var(--color-primary);
        }

        .article-meta a {
            color: var(--color-primary);
        }

        .article-meta a:hover {
            color: var(--color-primary-strong);
        }

        .article-main {
            padding: 56px 0 40px;
        }

        .article-body-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .article-content {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 48px 56px;
            border: 1px solid var(--color-border);
        }

        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 36px 0 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-primary-soft);
            color: var(--color-primary-strong);
        }

        .article-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 30px 0 12px;
            color: var(--color-text);
        }

        .article-content p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            margin-bottom: 18px;
        }

        .article-content blockquote {
            border-left: 4px solid var(--color-primary);
            background: var(--color-primary-soft);
            padding: 18px 24px;
            border-radius: 0 var(--color-radius-sm, 10px) var(--color-radius-sm, 10px) 0;
            margin: 28px 0;
            color: var(--color-muted);
            font-size: 15px;
        }

        .article-content ul,
        .article-content ol {
            margin-bottom: 20px;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 28px 0;
            border: 1px solid var(--color-border);
        }

        .article-content a {
            color: var(--color-primary);
            border-bottom: 1px solid rgba(45, 106, 143, .3);
        }

        .article-content a:hover {
            color: var(--color-primary-strong);
            border-bottom-color: var(--color-primary-strong);
        }

        .article-not-found {
            text-align: center;
            background: var(--color-bg);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-lg);
            padding: 72px 24px;
        }

        .article-not-found i {
            font-size: 52px;
            color: var(--color-primary);
            margin-bottom: 18px;
            display: inline-block;
        }

        .article-not-found h2 {
            font-size: 24px;
            margin-bottom: 10px;
        }

        .article-not-found p {
            color: var(--color-muted);
            margin-bottom: 24px;
        }

        .article-footer-bar {
            padding: 32px 0 0;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-border);
            margin-bottom: 24px;
        }

        .article-tags span {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-tags a {
            display: inline-block;
            background: var(--color-bg);
            color: var(--color-muted);
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
            transition: all .25s ease;
        }

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

        .article-pager {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            margin: 24px 0 0;
        }

        .article-pager .btn {
            padding: 10px 20px;
            font-size: 14px;
        }

        .related-section {
            padding: 72px 0;
            background: var(--color-bg);
            border-top: 1px solid var(--color-border);
        }

        .related-section .section-heading {
            text-align: center;
            margin-bottom: 8px;
        }

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

        .related-subtitle {
            text-align: center;
            color: var(--color-muted);
            margin-bottom: 40px;
            font-size: 15px;
        }

        .related-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all .3s ease;
            height: 100%;
            border: 1px solid var(--color-border);
        }

        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(45, 106, 143, .2);
        }

        .related-card .related-thumb {
            overflow: hidden;
        }

        .related-card .related-thumb img {
            aspect-ratio: 16 / 10;
            object-fit: cover;
            width: 100%;
            transition: transform .4s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.04);
        }

        .related-card-body {
            padding: 20px;
        }

        .related-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .related-card-body h3 a {
            color: var(--color-text);
        }

        .related-card-body h3 a:hover {
            color: var(--color-primary);
        }

        .related-card-meta {
            font-size: 13px;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-cta {
            padding: 72px 0;
            background: var(--color-primary-strong);
            border-top: 4px solid var(--color-accent);
        }

        .article-cta .cta-inner {
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .article-cta h2 {
            color: #fff;
            font-size: 30px;
            margin-bottom: 12px;
        }

        .article-cta p {
            color: rgba(255, 255, 255, .85);
            margin-bottom: 30px;
            font-size: 15px;
        }

        .article-cta .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, .72);
            padding: 64px 0 0;
        }

        .site-footer h3,
        .site-footer h4 {
            color: #fff;
        }

        .site-footer .brand-icon {
            font-size: 22px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand h3 {
            font-size: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 6px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin-top: 14px;
            color: rgba(255, 255, 255, .64);
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 18px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            color: #fff;
            font-size: 18px;
            transition: all .25s ease;
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: #21303B;
            transform: translateY(-2px);
        }

        .footer-col h4 {
            font-size: 16px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-col a {
            display: block;
            padding: 5px 0;
            color: rgba(255, 255, 255, .72);
            font-size: 14px;
            transition: all .25s ease;
        }

        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: 6px;
        }

        .footer-col p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .56);
            margin-bottom: 0;
        }

        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, .5);
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        @media (max-width: 1199.98px) {
            .mega-panel {
                min-width: 600px;
            }

            .mega-cover {
                max-width: 200px;
                flex-basis: 200px;
            }

            .article-hero h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 991.98px) {
            .site-header {
                height: auto;
                padding: 8px 0;
            }

            .site-navbar {
                min-height: 0;
                flex-wrap: wrap;
            }

            .navbar-collapse {
                background: var(--color-surface);
                border-top: 1px solid var(--color-border);
                padding: 16px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                box-shadow: var(--shadow-md);
                margin-top: 8px;
            }

            .navbar-nav {
                gap: 0;
                width: 100%;
            }

            .nav-link {
                padding: 12px 16px !important;
                white-space: normal;
            }

            .mega-panel {
                min-width: 0;
                width: 100%;
                visibility: visible;
                opacity: 1;
                transform: none;
                position: static !important;
                box-shadow: none;
                border-radius: 0;
                padding: 8px 8px 8px 18px;
                background: transparent;
                border-top: 1px solid var(--color-border);
                margin-top: 8px;
            }

            .mega-inner {
                flex-direction: column;
                gap: 8px;
            }

            .mega-links-row {
                flex-direction: column;
                gap: 0;
            }

            .mega-col {
                flex: none;
            }

            .mega-col h6 {
                margin-bottom: 4px;
                border-bottom: none;
                padding-bottom: 0;
            }

            .mega-col a {
                border-bottom: 1px solid var(--color-border);
                padding: 8px 0;
            }

            .mega-cover {
                display: none;
            }

            .article-hero {
                padding: 42px 0 36px;
            }

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

            .article-content {
                padding: 36px 30px;
            }

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

        @media (max-width: 767.98px) {
            .article-hero {
                padding: 36px 0 30px;
            }

            .article-hero h1 {
                font-size: 26px;
            }

            .article-meta {
                gap: 12px;
                flex-direction: column;
                align-items: flex-start;
            }

            .article-main {
                padding: 36px 0 24px;
            }

            .article-content {
                padding: 24px 20px;
                border-radius: var(--radius-md);
            }

            .article-content h2 {
                font-size: 22px;
            }

            .article-content h3 {
                font-size: 18px;
            }

            .article-tags {
                padding: 18px 0;
            }

            .article-pager {
                flex-direction: column;
            }

            .article-pager .btn {
                width: 100%;
            }

            .related-section {
                padding: 48px 0;
            }

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

            .related-subtitle {
                margin-bottom: 28px;
            }

            .article-cta {
                padding: 48px 0;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 28px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #2D6A8F;
            --color-primary-strong: #1E4D6D;
            --color-primary-soft: #E8F1F6;
            --color-accent: #D9A441;
            --color-bg: #F6F8FA;
            --color-surface: #FFFFFF;
            --color-text: #21303B;
            --color-muted: #5B6B78;
            --color-border: #E1E8EF;
            --color-footer-bg: #1F3B4D;
            --shadow-sm: 0 2px 8px rgba(30, 64, 87, .06);
            --shadow-md: 0 12px 28px rgba(30, 64, 87, .08);
            --shadow-lg: 0 30px 60px rgba(30, 64, 87, .10);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --header-h: 72px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: var(--color-primary-strong);
        }

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

        .container {
            max-width: 1200px;
            padding-left: 32px;
            padding-right: 32px;
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow .3s ease;
        }

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

        .site-navbar {
            min-height: var(--header-h);
            padding-top: 0;
            padding-bottom: 0;
        }

        .site-navbar .navbar-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary-strong);
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            letter-spacing: .5px;
        }

        .site-navbar .navbar-brand:hover {
            color: var(--color-primary-strong);
        }

        .navbar-brand .brand-icon {
            color: var(--color-accent);
            font-size: 1.3rem;
        }

        .site-navbar .nav-link {
            font-size: .95rem;
            font-weight: 500;
            color: var(--color-text);
            padding: .6rem 1rem !important;
            border-radius: var(--radius-sm);
            transition: color .2s ease, background-color .2s ease;
        }

        .site-navbar .nav-link:hover,
        .site-navbar .nav-link:focus {
            color: var(--color-primary);
            background: var(--color-primary-soft);
        }

        .site-navbar .nav-link.active {
            color: var(--color-primary-strong);
            font-weight: 600;
            background: var(--color-primary-soft);
        }

        .site-navbar .dropdown-toggle::after {
            display: none;
        }

        .site-navbar .chevron-icon {
            font-size: .75rem;
            margin-left: .25rem;
            transition: transform .3s ease;
        }

        .site-navbar .dropdown.show .chevron-icon {
            transform: rotate(180deg);
        }

        .navbar-toggler {
            border: none;
            color: var(--color-primary-strong);
            font-size: 1.25rem;
            padding: .5rem .75rem;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 .25rem rgba(45, 106, 143, .15);
            outline: none;
        }

        /* Mega Panel */
        .site-navbar .dropdown-menu.mega-panel {
            min-width: 720px;
            padding: 1.5rem;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            margin-top: .75rem;
        }

        .mega-inner {
            display: flex;
            gap: 1.5rem;
        }

        .mega-links-row {
            display: flex;
            gap: 2rem;
            flex: 1;
        }

        .mega-col {
            flex: 1;
        }

        .mega-col h6 {
            font-size: .8rem;
            letter-spacing: .08em;
            text-transform: uppercase;
            color: var(--color-muted);
            font-weight: 600;
            margin-bottom: .75rem;
        }

        .mega-col a {
            display: block;
            padding: .45rem 0;
            color: var(--color-text);
            font-size: .925rem;
            border-radius: var(--radius-xs);
            transition: all .2s;
        }

        .mega-col a:hover {
            background: var(--color-primary-soft);
            color: var(--color-primary-strong);
            padding-left: .5rem;
        }

        .mega-feature {
            width: 220px;
            flex-shrink: 0;
            background: var(--color-primary-soft);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .mega-feature img {
            width: 100%;
            height: 120px;
            object-fit: cover;
        }

        .mega-feature p {
            font-size: .8rem;
            color: var(--color-muted);
            padding: .6rem .75rem .75rem;
            margin: 0;
            line-height: 1.5;
        }

        /* ===== Buttons ===== */
        .btn-primary-custom,
        .btn-outline-custom,
        .btn-accent-custom {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            padding: .75rem 1.5rem;
            font-weight: 600;
            font-size: .9375rem;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .btn-primary-custom {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
        }

        .btn-primary-custom:hover,
        .btn-primary-custom:focus {
            background: var(--color-primary-strong);
            border-color: var(--color-primary-strong);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline-custom {
            background: var(--color-surface);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .btn-outline-custom:hover,
        .btn-outline-custom:focus {
            background: var(--color-primary-soft);
            border-color: var(--color-primary);
            color: var(--color-primary-strong);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-accent-custom {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: #21303B;
        }

        .btn-accent-custom:hover,
        .btn-accent-custom:focus {
            background: #c89232;
            border-color: #c89232;
            color: #1a252d;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn:focus,
        .btn:active:focus {
            box-shadow: 0 0 0 .25rem rgba(45, 106, 143, .18);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            min-height: 480px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            color: #fff;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(30, 77, 109, .82), rgba(30, 77, 109, .42));
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            padding-top: 3.5rem;
            padding-bottom: 3.5rem;
        }

        .breadcrumb-nav {
            font-size: .875rem;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: .5rem;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, .85);
            transition: color .2s;
        }

        .breadcrumb-nav a:hover {
            color: #fff;
        }

        .breadcrumb-nav span {
            color: var(--color-accent);
            font-weight: 500;
        }

        .breadcrumb-nav i {
            font-size: .625rem;
            color: rgba(255, 255, 255, .55);
        }

        .page-hero h1 {
            font-size: 2.75rem;
            font-weight: 700;
            letter-spacing: .5px;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .page-hero h1 .brand-highlight {
            color: var(--color-accent);
        }

        .hero-lead {
            font-size: 1.125rem;
            max-width: 660px;
            color: rgba(255, 255, 255, .92);
            line-height: 1.75;
            margin-bottom: 1.75rem;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: .875rem;
            margin-top: .25rem;
        }

        /* ===== Section Base ===== */
        .section-head {
            margin-bottom: 2.25rem;
        }

        .section-head .eyebrow {
            letter-spacing: .1em;
            font-size: .8rem;
            text-transform: uppercase;
            color: var(--color-primary);
            font-weight: 600;
            margin-bottom: .5rem;
            display: block;
        }

        .section-head h2 {
            font-size: 1.875rem;
            font-weight: 700;
            margin: 0 0 .5rem;
            line-height: 1.35;
            color: var(--color-text);
        }

        .section-head p {
            color: var(--color-muted);
            font-size: 1rem;
            max-width: 680px;
            margin-bottom: 0;
        }

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

        /* ===== Stats ===== */
        .stats-section {
            padding: 3rem 0 0;
            margin-top: -2.5rem;
            position: relative;
            z-index: 3;
        }

        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 1.75rem 1.5rem;
            text-align: center;
            height: 100%;
            transition: box-shadow .3s ease, transform .3s ease;
        }

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

        .stat-number {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: .9375rem;
            color: var(--color-muted);
            margin-top: .5rem;
        }

        /* ===== Features ===== */
        .features-section {
            padding: 4.5rem 0;
            background: var(--color-surface);
        }

        .feature-card {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 1.75rem 1.5rem;
            height: 100%;
            transition: all .3s ease;
        }

        .feature-card:hover {
            background: #fff;
            border-color: transparent;
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: .5rem;
        }

        .feature-card p {
            font-size: .9375rem;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== Content Cards ===== */
        .content-section {
            padding: 4.5rem 0;
        }

        .content-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: all .3s ease;
        }

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

        .content-card .card-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-primary-soft);
        }

        .content-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .content-card:hover .card-media img {
            transform: scale(1.04);
        }

        .card-badge {
            position: absolute;
            top: .75rem;
            left: .75rem;
            font-size: .75rem;
            font-weight: 600;
            padding: .25rem .625rem;
            border-radius: var(--radius-xs);
            background: var(--color-accent);
            color: #21303B;
            z-index: 2;
        }

        .card-body-content {
            padding: 1.25rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-body-content h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: .375rem;
            line-height: 1.4;
        }

        .card-body-content h3 a {
            color: var(--color-text);
            transition: color .2s;
        }

        .card-body-content h3 a:hover {
            color: var(--color-primary);
        }

        .card-body-content p {
            font-size: .875rem;
            color: var(--color-muted);
            margin-bottom: 1rem;
            line-height: 1.65;
            flex: 1;
        }

        .card-link {
            font-size: .875rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: .375rem;
        }

        .card-link i {
            transition: transform .2s ease;
        }

        .card-link:hover {
            color: var(--color-primary-strong);
        }

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

        /* ===== Sidebar ===== */
        .sidebar {
            position: sticky;
            top: calc(var(--header-h) + 1.5rem);
        }

        .sidebar-box {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .sidebar-box h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 1rem;
            padding-bottom: .75rem;
            border-bottom: 2px solid var(--color-primary-soft);
            color: var(--color-primary-strong);
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: .5rem;
        }

        .tag-list a {
            display: inline-block;
            font-size: .8125rem;
            padding: .35rem .75rem;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            color: var(--color-text);
            border-radius: 999px;
            transition: all .2s ease;
        }

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

        .sidebar-recommend {
            display: flex;
            gap: .75rem;
            padding: .75rem 0;
            border-bottom: 1px solid var(--color-border);
            align-items: center;
        }

        .sidebar-recommend:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-recommend img {
            width: 72px;
            height: 56px;
            object-fit: cover;
            border-radius: var(--radius-xs);
            flex-shrink: 0;
        }

        .sidebar-recommend h4 {
            font-size: .875rem;
            margin: 0;
            line-height: 1.4;
        }

        .sidebar-recommend h4 a {
            color: var(--color-text);
            transition: color .2s;
        }

        .sidebar-recommend h4 a:hover {
            color: var(--color-primary);
        }

        .sidebar-recommend span {
            font-size: .75rem;
            color: var(--color-muted);
            display: block;
            margin-top: .25rem;
        }

        /* ===== Scenarios ===== */
        .scenarios-section {
            padding: 4.5rem 0;
            background: var(--color-surface);
        }

        .scenario-card {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 1.75rem 1.25rem;
            text-align: center;
            height: 100%;
            transition: all .3s ease;
        }

        .scenario-card:hover {
            background: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .scenario-card i {
            font-size: 1.75rem;
            color: var(--color-primary);
            margin-bottom: .75rem;
        }

        .scenario-card h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: .25rem;
        }

        .scenario-card p {
            font-size: .8125rem;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== Process ===== */
        .process-section {
            padding: 4.5rem 0;
        }

        .process-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 1.75rem;
            height: 100%;
            transition: all .3s ease;
        }

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

        .step-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            display: block;
            margin-bottom: .875rem;
        }

        .process-card h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: .375rem;
        }

        .process-card p {
            font-size: .875rem;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 4.5rem 0;
            background: var(--color-surface);
        }

        .faq-list {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-item {
            padding: 1.25rem .5rem;
            border-bottom: 1px solid var(--color-border);
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-border);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            width: 100%;
            font-size: .9375rem;
            font-weight: 500;
            font-family: inherit;
            color: var(--color-text);
            background: none;
            border: none;
            text-align: left;
            padding: .25rem 0;
            cursor: pointer;
            transition: color .2s ease;
        }

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

        .faq-question .fas {
            color: var(--color-primary);
            font-size: .875rem;
            flex-shrink: 0;
            transition: transform .3s ease;
        }

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

        .faq-answer {
            padding-top: .75rem;
            font-size: .875rem;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 4.5rem 0;
        }

        .cta-box {
            background: var(--color-primary-strong);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: rgba(217, 164, 65, .12);
            border-radius: 50%;
        }

        .cta-box h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: .75rem;
            position: relative;
            line-height: 1.35;
        }

        .cta-box p {
            font-size: 1rem;
            color: rgba(255, 255, 255, .85);
            max-width: 560px;
            margin: 0 auto 1.75rem;
            position: relative;
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
            position: relative;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, .72);
            padding: 3.5rem 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 2rem;
            padding-bottom: 2.5rem;
        }

        .footer-brand h3 {
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: .5rem;
            margin-bottom: 1rem;
        }

        .footer-brand p {
            font-size: .875rem;
            color: rgba(255, 255, 255, .62);
            line-height: 1.75;
            margin-bottom: 1.25rem;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: .6rem;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            color: rgba(255, 255, 255, .7);
            transition: all .25s ease;
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: #1a252d;
        }

        .footer-col h4 {
            color: #fff;
            font-size: .9375rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, .62);
            font-size: .875rem;
            padding: .3rem 0;
            transition: color .2s ease, padding-left .2s ease;
        }

        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: .35rem;
        }

        .footer-col p {
            font-size: .875rem;
            color: rgba(255, 255, 255, .62);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 1.25rem 0;
            font-size: .8125rem;
            color: rgba(255, 255, 255, .5);
            text-align: center;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199.98px) {
            .site-navbar .dropdown-menu.mega-panel {
                min-width: 600px;
            }

            .mega-feature {
                width: 190px;
            }
        }

        @media (max-width: 991.98px) {
            .site-navbar .navbar-collapse {
                background: var(--color-surface);
                padding: 1rem;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-md);
                margin-top: .75rem;
            }

            .site-navbar .nav-link {
                padding: .75rem .875rem !important;
            }

            .site-navbar .dropdown-menu.mega-panel {
                min-width: 100% !important;
                box-shadow: none;
                border: none;
                padding: .75rem 0;
            }

            .mega-inner {
                flex-direction: column;
            }

            .mega-links-row {
                flex-wrap: wrap;
                gap: 1.25rem;
            }

            .mega-feature {
                width: 100%;
            }

            .mega-feature img {
                height: 140px;
            }

            .page-hero {
                min-height: 400px;
            }

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

        @media (max-width: 767.98px) {
            .section-block,
            .features-section,
            .content-section,
            .scenarios-section,
            .process-section,
            .faq-section,
            .cta-section {
                padding: 2.5rem 0;
            }

            .page-hero {
                min-height: 380px;
            }

            .page-hero .container {
                padding-top: 2.5rem;
                padding-bottom: 2.5rem;
            }

            .page-hero h1 {
                font-size: 2rem;
            }

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

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

            .stats-section {
                margin-top: -1.5rem;
                padding-top: 2rem;
            }

            .stat-number {
                font-size: 1.75rem;
            }

            .cta-box {
                padding: 2.5rem 1.5rem;
            }

            .cta-box h2 {
                font-size: 1.375rem;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }

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