/* roulang page: index */
:root {
            --primary: #6d5efc;
            --primary-light: #8b7dff;
            --primary-dark: #5545e8;
            --accent: #00d4ff;
            --accent-warm: #ffb454;
            --bg-deep: #070b15;
            --bg-body: #0c1224;
            --bg-card: #111a34;
            --bg-card-2: #16213f;
            --bg-nav: rgba(10, 16, 32, 0.95);
            --text-main: #f0f3ff;
            --text-sub: #93a1c8;
            --text-faint: #5c6b96;
            --border-light: rgba(255, 255, 255, 0.07);
            --border-accent: rgba(109, 94, 252, 0.45);
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 100px;
            --shadow-sm: 0 4px 24px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 12px 40px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.45);
            --shadow-primary: 0 10px 40px rgba(109, 94, 252, 0.35);
            --shadow-accent: 0 8px 32px rgba(0, 212, 255, 0.22);
            --space-section: 104px;
            --space-section-mobile: 64px;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        body.modal-open {
            padding-right: 0 !important;
        }

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

        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color .25s ease;
        }

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .container {
            max-width: 1260px;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }

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

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

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 48px;
        }

        .section-head .section-title-wrap {
            max-width: 620px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(109, 94, 252, 0.12);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-pill);
            color: var(--primary-light);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
        }

        .section-eyebrow i {
            font-size: 12px;
        }

        .section-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin: 0;
            color: var(--text-main);
        }

        .section-title span {
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-sub);
            margin-top: 12px;
            max-width: 560px;
            line-height: 1.8;
        }

        .section-link-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-sub);
            font-weight: 600;
            font-size: 14px;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all .3s ease;
        }

        .section-link-more:hover {
            color: var(--primary-light);
            border-color: var(--border-accent);
            background: rgba(109, 94, 252, 0.08);
            transform: translateX(2px);
        }

        /* ===================== Header ===================== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
        }

        .site-header .container {
            padding-top: 0;
            padding-bottom: 0;
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 14px 0 10px;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.01em;
            text-decoration: none;
            white-space: nowrap;
        }

        .brand-logo i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 12px;
            font-size: 18px;
            color: #fff;
            box-shadow: var(--shadow-primary);
        }

        .brand-logo em {
            font-style: normal;
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .brand-logo:hover {
            color: var(--text-main);
        }

        .divider-vertical {
            display: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .header-search {
            position: relative;
            width: 260px;
        }

        .header-search .fa-search {
            position: absolute;
            top: 50%;
            left: 16px;
            transform: translateY(-50%);
            color: var(--text-faint);
            font-size: 14px;
            pointer-events: none;
        }

        .header-search input {
            width: 100%;
            height: 40px;
            padding: 0 42px 0 42px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            color: var(--text-main);
            font-size: 14px;
            transition: all .3s ease;
        }

        .header-search input::placeholder {
            color: var(--text-faint);
        }

        .header-search input:focus {
            border-color: var(--border-accent);
            background: rgba(109, 94, 252, 0.06);
            box-shadow: 0 0 0 4px rgba(109, 94, 252, 0.1);
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 40px;
            padding: 0 22px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            box-shadow: var(--shadow-primary);
            transition: all .3s ease;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 44px rgba(109, 94, 252, 0.5);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            color: var(--text-main);
            cursor: pointer;
            font-size: 18px;
            transition: all .3s ease;
            align-items: center;
            justify-content: center;
        }

        .nav-toggle:hover {
            border-color: var(--border-accent);
            color: var(--primary-light);
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 6px 0 12px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.03);
            padding-top: 8px;
        }

        .channel-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            border-radius: var(--radius-pill);
            text-decoration: none;
            transition: all .3s ease;
            white-space: nowrap;
        }

        .channel-link i {
            font-size: 14px;
        }

        .channel-link:hover {
            color: var(--text-main);
            background: var(--bg-card);
        }

        .channel-link.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 600;
            box-shadow: var(--shadow-primary);
        }

        .channel-link.active:hover {
            color: #fff;
        }

        @media (max-width: 992px) {
            .header-search {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 12px 0;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .btn-cta {
                display: none;
            }
            .channel-nav {
                max-height: 0;
                overflow: hidden;
                padding: 0;
                border-top: none;
                opacity: 0;
                transition: max-height .35s ease, opacity .3s ease, padding .3s ease;
            }
            .channel-nav.open {
                max-height: 200px;
                opacity: 1;
                padding: 8px 0 14px;
                border-top: 1px solid rgba(255, 255, 255, 0.03);
            }
            .channel-link {
                padding: 10px 16px;
                font-size: 15px;
            }
        }

        /* ===================== Hero ===================== */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center top / cover no-repeat;
            min-height: 680px;
            display: flex;
            align-items: center;
            isolation: isolate;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 11, 21, 0.82) 0%, rgba(7, 11, 21, 0.65) 45%, rgba(7, 11, 21, 0.85) 80%, var(--bg-body) 100%);
            z-index: -1;
        }

        .hero-content {
            padding: 120px 0 90px;
            text-align: center;
            max-width: 860px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 22px;
            background: rgba(109, 94, 252, 0.15);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-pill);
            color: var(--primary-light);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 24px;
            backdrop-filter: blur(8px);
        }

        .hero-badge i {
            color: var(--accent);
        }

        .hero-content h1 {
            font-size: clamp(36px, 6vw, 64px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .hero-content h1 span {
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-lead {
            font-size: 17px;
            color: var(--text-sub);
            line-height: 1.9;
            max-width: 640px;
            margin: 0 auto 36px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 56px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 0 28px;
            height: 48px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            transition: all .3s ease;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: var(--shadow-primary);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 48px rgba(109, 94, 252, 0.5);
            color: #fff;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
        }

        .btn-outline-light {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-main);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(6px);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.35);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 680px;
            margin: 0 auto;
        }

        .hero-stat {
            background: rgba(17, 26, 52, 0.65);
            backdrop-filter: blur(14px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 22px 16px;
            text-align: center;
            transition: all .3s ease;
        }

        .hero-stat:hover {
            border-color: var(--border-accent);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .hero-stat strong {
            display: block;
            font-size: 30px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
        }

        .hero-stat strong em {
            font-style: normal;
            font-size: 16px;
            color: var(--accent);
            margin-left: 2px;
        }

        .hero-stat span {
            font-size: 13px;
            color: var(--text-faint);
            margin-top: 4px;
            display: block;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
            }
            .hero-content {
                padding: 90px 0 60px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 320px;
                justify-content: center;
            }
            .hero-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .hero-stat {
                padding: 14px 8px;
            }
            .hero-stat strong {
                font-size: 22px;
            }
        }

        /* ===================== Section Common ===================== */
        .section-features {
            padding: var(--space-section) 0 var(--space-section) 0;
        }

        .section-dark {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 34px 28px;
            height: 100%;
            transition: all .35s ease;
        }

        .feature-card:hover {
            border-color: var(--border-accent);
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            background: var(--bg-card-2);
        }

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            font-size: 22px;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: var(--shadow-primary);
            margin-bottom: 22px;
        }

        .feature-icon.cyan {
            background: linear-gradient(135deg, #00d4ff, #0090c8);
            box-shadow: var(--shadow-accent);
        }

        .feature-icon.warm {
            background: linear-gradient(135deg, #ffb454, #ff7e3d);
            box-shadow: 0 8px 30px rgba(255, 180, 84, 0.25);
        }

        .feature-icon.pink {
            background: linear-gradient(135deg, #ff6b9d, #e84c78);
            box-shadow: 0 8px 30px rgba(255, 107, 157, 0.25);
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.75;
            margin: 0;
        }

        /* ===================== Category Cards ===================== */
        .category-section {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
            padding: var(--space-section) 0;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-light);
            display: block;
            height: 100%;
            background: var(--bg-card);
            transition: all .35s ease;
            min-height: 300px;
        }

        .category-card:hover {
            border-color: var(--border-accent);
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .category-card .card-img-wrap {
            position: relative;
            height: 190px;
            overflow: hidden;
        }

        .category-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .category-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .category-card .card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(7, 11, 21, 0.82) 100%);
        }

        .category-card .card-body-content {
            padding: 26px 26px 28px;
        }

        .category-card .card-body-content h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .category-card .card-body-content p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .card-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .card-tag {
            padding: 4px 12px;
            background: rgba(109, 94, 252, 0.12);
            border: 1px solid rgba(109, 94, 252, 0.2);
            color: var(--primary-light);
            font-size: 12px;
            border-radius: var(--radius-pill);
        }

        .card-arrow {
            position: absolute;
            right: 20px;
            bottom: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-card-2);
            color: var(--text-sub);
            font-size: 13px;
            border: 1px solid var(--border-light);
            transition: all .3s ease;
        }

        .category-card:hover .card-arrow {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: rotate(-45deg);
        }

        /* ===================== News List ===================== */
        .news-section {
            padding: var(--space-section) 0;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
        }

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

        .news-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all .3s ease;
        }

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

        .news-link {
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 22px 24px;
            text-decoration: none;
            color: inherit;
        }

        .news-link:hover {
            color: inherit;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .news-tag {
            display: inline-block;
            padding: 3px 12px;
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.25);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-pill);
        }

        .news-tag.blue {
            background: rgba(109, 94, 252, 0.1);
            border-color: rgba(109, 94, 252, 0.25);
            color: var(--primary-light);
        }

        .news-date {
            font-size: 13px;
            color: var(--text-faint);
        }

        .news-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            margin: 0;
            transition: color .25s ease;
        }

        .news-link:hover .news-title {
            color: var(--primary-light);
        }

        .news-desc {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-faint);
            font-weight: 600;
            transition: gap .3s ease;
            margin-top: 4px;
        }

        .news-link:hover .news-more {
            color: var(--primary-light);
            gap: 10px;
        }

        .empty-tip {
            padding: 48px 24px;
            text-align: center;
            color: var(--text-faint);
            background: var(--bg-card);
            border: 1px dashed var(--border-light);
            border-radius: var(--radius-lg);
            font-size: 15px;
        }

        .news-feature-box {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: fit-content;
            transition: all .3s ease;
        }

        .news-feature-box:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-md);
        }

        .news-feature-img {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

        .news-feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-feature-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(7, 11, 21, 0.7) 100%);
        }

        .news-feature-body {
            padding: 24px;
        }

        .news-feature-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }

        .news-feature-body p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
        }

        .news-side-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 20px;
        }

        .news-side-item {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .news-side-item:last-child {
            border-bottom: none;
        }

        .news-side-time {
            font-size: 12px;
            color: var(--text-faint);
            white-space: nowrap;
        }

        .news-side-title {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.5;
            transition: color .2s ease;
        }

        .news-side-item:hover .news-side-title {
            color: var(--primary-light);
        }

        @media (max-width: 992px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        /* ===================== Steps ===================== */
        .steps-section {
            background: linear-gradient(180deg, var(--bg-body), var(--bg-deep) 50%, var(--bg-body));
            padding: var(--space-section) 0;
        }

        .step-card {
            text-align: center;
            padding: 36px 24px;
            position: relative;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            box-shadow: var(--shadow-primary);
            margin-bottom: 20px;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
        }

        .step-arrow {
            position: absolute;
            top: 50%;
            right: -18px;
            transform: translateY(-50%);
            color: var(--text-faint);
            font-size: 20px;
            z-index: 2;
        }

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

        /* ===================== Featured Cards ===================== */
        .featured-section {
            padding: var(--space-section) 0;
        }

        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-xl);
            overflow: hidden;
            height: 100%;
            transition: all .35s ease;
            display: flex;
            flex-direction: column;
        }

        .featured-card:hover {
            transform: translateY(-8px);
            border-color: var(--border-accent);
            box-shadow: var(--shadow-lg);
        }

        .featured-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .featured-card:hover .featured-card-img img {
            transform: scale(1.07);
        }

        .featured-card-img .img-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 14px;
            background: rgba(7, 11, 21, 0.7);
            backdrop-filter: blur(8px);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 212, 255, 0.3);
        }

        .featured-card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .featured-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 10px;
            flex: 1;
        }

        .featured-card-body p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 18px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .featured-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 13px;
            color: var(--text-faint);
        }

        .featured-footer a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--primary-light);
            transition: gap .3s ease;
        }

        .featured-footer a:hover {
            gap: 10px;
            color: var(--accent);
        }

        /* ===================== FAQ ===================== */
        .faq-section {
            background: var(--bg-deep);
            padding: var(--space-section) 0;
            border-top: 1px solid var(--border-light);
        }

        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion {
            --bs-accordion-bg: var(--bg-card);
            --bs-accordion-color: var(--text-sub);
            --bs-accordion-border-color: var(--border-light);
            --bs-accordion-border-radius: var(--radius-lg);
            --bs-accordion-inner-border-radius: var(--radius-lg);
            --bs-accordion-btn-color: var(--text-main);
            --bs-accordion-btn-bg: var(--bg-card);
            --bs-accordion-active-color: var(--primary-light);
            --bs-accordion-active-bg: rgba(109, 94, 252, 0.08);
            --bs-accordion-btn-focus-box-shadow: none;
        }

        .accordion-item {
            border: 1px solid var(--border-light) !important;
            margin-bottom: 14px;
            border-radius: var(--radius-lg) !important;
            overflow: hidden;
            transition: all .3s ease;
        }

        .accordion-item:hover {
            border-color: var(--border-accent) !important;
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            background: var(--bg-card);
            color: var(--text-main);
        }

        .accordion-button:not(.collapsed) {
            background: rgba(109, 94, 252, 0.08);
            color: var(--primary-light);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: var(--border-accent);
        }

        .accordion-button::after {
            color: var(--text-faint);
        }

        .accordion-body {
            padding: 4px 24px 22px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
        }

        /* ===================== CTA ===================== */
        .cta-section {
            position: relative;
            padding: var(--space-section) 0;
            background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            isolation: isolate;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(7, 11, 21, 0.9), rgba(17, 26, 52, 0.82));
            z-index: -1;
        }

        .cta-inner {
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-inner .section-eyebrow {
            margin-left: auto;
            margin-right: auto;
        }

        .cta-inner h2 {
            font-size: clamp(26px, 4vw, 40px);
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text-main);
        }

        .cta-inner p {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 32px;
        }

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

        /* ===================== Footer ===================== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-light);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 50px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 18px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--bg-card);
            color: var(--text-sub);
            font-size: 15px;
            border: 1px solid var(--border-light);
            transition: all .3s ease;
        }

        .footer-social a:hover {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-primary);
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links li a {
            font-size: 14px;
            color: var(--text-sub);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .2s ease;
        }

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

        .footer-bottom {
            padding: 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-faint);
        }

        .footer-bottom a {
            color: var(--text-sub);
        }

        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
                padding-bottom: 36px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===================== Responsive Adjustments ===================== */
        @media (max-width: 1024px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        @media (max-width: 768px) {
            .section-head {
                margin-bottom: 32px;
            }
            .section-title {
                font-size: 28px;
            }
            .hero-content {
                text-align: center;
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-lead {
                font-size: 15px;
            }
            .feature-card {
                padding: 28px 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-search {
                display: none;
            }
            .hero-stats {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 8px;
            }
            .hero-stat {
                padding: 12px 6px;
            }
            .hero-stat strong {
                font-size: 18px;
            }
            .hero-stat span {
                font-size: 11px;
            }
            .btn {
                height: 44px;
                font-size: 14px;
                padding: 0 22px;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #7c6df6;
            --primary-dark: #5f51e0;
            --primary-light: #eeecff;
            --accent: #f5b50a;
            --accent-dark: #d99e06;
            --dark-bg: #0b1022;
            --dark-card: #151b36;
            --section-bg: #f5f6fa;
            --white: #ffffff;
            --text-main: #1d2029;
            --text-muted: #6f7285;
            --border: #e6e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 10px rgba(15, 20, 42, 0.05);
            --shadow-md: 0 8px 30px rgba(15, 20, 42, 0.08);
            --shadow-lg: 0 16px 44px rgba(15, 20, 42, 0.12);
            --transition: all 0.3s ease;
        }

        /* ===== 基础 Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--white);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮 ===== */
        .btn-star {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            transition: var(--transition);
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-primary-star {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 18px rgba(124, 109, 246, 0.35);
        }
        .btn-primary-star:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(124, 109, 246, 0.45);
            color: #fff;
        }
        .btn-outline-star {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .btn-outline-star:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 头部导航 ===== */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 16px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .brand-logo i {
            color: var(--accent);
            font-size: 24px;
        }
        .brand-logo em {
            color: var(--primary);
            font-style: normal;
            font-weight: 700;
            margin-left: 2px;
        }
        .brand-logo:hover {
            color: #fff;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex: 1;
            justify-content: flex-end;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50px;
            padding: 7px 18px;
            width: 260px;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .header-search i {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }
        .header-search input {
            background: transparent;
            border: none;
            color: #fff;
            margin-left: 10px;
            width: 100%;
            font-size: 14px;
            outline: none;
        }
        .header-search input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .header-search:focus-within {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(124, 109, 246, 0.4);
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: var(--dark-bg);
            padding: 9px 20px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 14px;
            transition: var(--transition);
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(245, 181, 10, 0.35);
            color: var(--dark-bg);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* 频道导航 Tabs */
        .channel-nav {
            display: flex;
            gap: 6px;
            padding: 10px 0 14px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 8px 22px;
            border-radius: 50px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition);
            background: transparent;
        }
        .channel-link i {
            font-size: 15px;
        }
        .channel-link:hover {
            background: rgba(124, 109, 246, 0.15);
            color: #fff;
        }
        .channel-link.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(124, 109, 246, 0.35);
            font-weight: 600;
        }
        .channel-link:focus-visible,
        .btn-cta:focus-visible,
        .nav-toggle:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* 移动端搜索条 */
        .mobile-search-bar {
            display: none;
            padding-bottom: 12px;
        }
        .mobile-search-bar .header-search {
            width: 100%;
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== Hero 频道首屏 ===== */
        .channel-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            padding: 100px 0 90px;
            color: #fff;
            overflow: hidden;
        }
        .channel-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 16, 34, 0.92) 0%, rgba(11, 16, 34, 0.72) 55%, rgba(11, 16, 34, 0.35) 100%);
            z-index: 1;
        }
        .channel-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(124, 109, 246, 0.22);
            border: 1px solid rgba(124, 109, 246, 0.4);
            color: #c9c0ff;
            padding: 5px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 18px;
            backdrop-filter: blur(6px);
        }
        .channel-hero h1 {
            font-size: 52px;
            line-height: 1.15;
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .channel-hero .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.82);
            max-width: 620px;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 44px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.14);
            padding-top: 30px;
        }
        .stat-item {
            display: flex;
            flex-direction: column;
        }
        .stat-item strong {
            font-size: 34px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
        }
        .stat-item span {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* ===== 通用板块 ===== */
        .section-padding {
            padding: 80px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            gap: 20px;
        }
        .section-subtitle {
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary);
            display: block;
            margin-bottom: 6px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.25;
            margin: 0;
        }
        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            padding: 8px 18px;
            border-radius: 50px;
            background: var(--primary-light);
            transition: var(--transition);
        }
        .more-link:hover {
            background: var(--primary);
            color: #fff;
            transform: translateX(4px);
        }

        /* ===== 资讯主题 Tab ===== */
        .topic-nav-section {
            background: var(--white);
            padding: 24px 0 0;
        }
        .topic-nav-list {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--border);
            padding-bottom: 24px;
        }
        .topic-pill {
            display: inline-flex;
            align-items: center;
            padding: 8px 20px;
            border-radius: 50px;
            background: var(--section-bg);
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .topic-pill:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(124, 109, 246, 0.2);
        }
        .topic-pill.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(124, 109, 246, 0.3);
        }

        /* ===== 资讯卡片 ===== */
        .news-section {
            padding: 54px 0 80px;
            background: var(--section-bg);
        }
        .news-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .news-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }
        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 16, 34, 0.8);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            letter-spacing: 0.5px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .news-card-body {
            padding: 22px 22px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .news-card-body h3 a {
            color: var(--text-main);
        }
        .news-card-body h3 a:hover {
            color: var(--primary);
        }
        .news-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: #9ca0b0;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* ===== 热点聚焦 + 热门排行 ===== */
        .hot-section {
            padding: 80px 0;
            background: var(--white);
        }
        .feature-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            min-height: 420px;
            aspect-ratio: 16 / 10;
            box-shadow: var(--shadow-md);
        }
        .feature-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 16, 34, 0.94) 0%, rgba(11, 16, 34, 0.45) 60%, rgba(11, 16, 34, 0.1) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 30px;
            color: #fff;
        }
        .feature-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--dark-bg);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 50px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .feature-overlay h3 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 6px;
        }
        .feature-overlay p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 14px;
        }
        .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.15);
            padding: 8px 18px;
            border-radius: 50px;
            align-self: flex-start;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: var(--transition);
        }
        .feature-link:hover {
            background: rgba(255, 255, 255, 0.3);
            color: #fff;
        }
        .hot-ranking {
            background: var(--dark-bg);
            border-radius: var(--radius-lg);
            padding: 30px;
            height: 100%;
            min-height: 420px;
            display: flex;
            flex-direction: column;
            color: #fff;
        }
        .hot-heading {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 24px;
        }
        .hot-heading i {
            color: var(--accent);
            font-size: 22px;
        }
        .hot-heading h3 {
            font-size: 20px;
            font-weight: 800;
            margin: 0;
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }
        .hot-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 10px;
            border-radius: 10px;
            transition: var(--transition);
        }
        .hot-list li:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        .hot-rank {
            font-size: 16px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.3);
            width: 30px;
            flex-shrink: 0;
            font-style: italic;
        }
        .hot-list li:nth-child(1) .hot-rank {
            color: var(--accent);
        }
        .hot-list li:nth-child(2) .hot-rank {
            color: #c0b4ff;
        }
        .hot-list li:nth-child(3) .hot-rank {
            color: #ffb06b;
        }
        .hot-list li a {
            flex: 1;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            line-height: 1.5;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .hot-list li a:hover {
            color: var(--accent);
        }
        .hot-arrow {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.25);
            flex-shrink: 0;
        }

        /* ===== 数据统计 ===== */
        .stats-section {
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            position: relative;
            padding: 80px 0;
            color: #fff;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 16, 34, 0.86);
        }
        .stats-section .container {
            position: relative;
            z-index: 2;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            text-align: center;
        }
        .stats-card {
            padding: 30px 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }
        .stats-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .stats-card strong {
            display: block;
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stats-card span {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.72);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0;
            background: var(--section-bg);
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 26px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(0, 0, 0, 0.03);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .faq-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-item h4::before {
            content: 'Q';
            width: 26px;
            height: 26px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .faq-item p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0 0 0 36px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--dark-bg) 70%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(245, 181, 10, 0.3) 0%, transparent 70%);
            border-radius: 50%;
        }
        .cta-inner {
            max-width: 660px;
            position: relative;
            z-index: 2;
        }
        .cta-inner h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
        }
        .cta-form input {
            flex: 1;
            padding: 13px 20px;
            border-radius: 50px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 15px;
            transition: var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .cta-form input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.16);
        }
        .cta-form .btn-star {
            flex-shrink: 0;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080d1c;
            color: rgba(255, 255, 255, 0.65);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            margin: 18px 0 20px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.6);
            font-size: 15px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a i {
            font-size: 12px;
            transition: transform 0.2s;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-links a:hover i {
            transform: translateX(2px);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 0 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
            flex-wrap: wrap;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .channel-hero h1 {
                font-size: 42px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            .header-top {
                width: 100%;
            }
            .header-search {
                display: none;
            }
            .btn-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .channel-nav {
                padding: 4px 0 12px;
            }
            .mobile-search-bar.open {
                display: block;
            }
            .channel-hero {
                padding: 64px 0 56px;
            }
            .channel-hero h1 {
                font-size: 34px;
            }
            .channel-hero .hero-desc {
                font-size: 15px;
            }
            .hero-stats {
                gap: 20px;
                padding-top: 20px;
            }
            .stat-item strong {
                font-size: 26px;
            }
            .section-padding {
                padding: 56px 0;
            }
            .section-head {
                margin-bottom: 28px;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .news-section {
                padding: 44px 0 56px;
            }
            .hot-section {
                padding: 56px 0;
            }
            .feature-card {
                aspect-ratio: auto;
                min-height: 300px;
            }
            .hot-ranking {
                min-height: auto;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .faq-section,
            .stats-section,
            .cta-section {
                padding: 56px 0;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form .btn-star {
                justify-content: center;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .channel-hero h1 {
                font-size: 28px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn-star {
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stats-card strong {
                font-size: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1;
            }
            .news-card-body {
                padding: 18px;
            }
            .hot-ranking {
                padding: 22px;
            }
            .feature-overlay {
                padding: 20px;
            }
            .feature-overlay h3 {
                font-size: 19px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .brand-logo {
                font-size: 19px;
            }
            .brand-logo i {
                font-size: 20px;
            }
        }

/* roulang page: article */
:root {
            --primary: #7c5cff;
            --primary-dark: #5a3de0;
            --accent: #00d4ff;
            --gold: #fbbf24;
            --bg-deep: #0a0e1e;
            --bg-body: #0d1226;
            --bg-card: #151b36;
            --bg-card-solid: #1a2142;
            --bg-soft: #111830;
            --text-light: #f0f3f9;
            --text-body: #c3ccdf;
            --text-muted: #8494b5;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius-sm: 8px;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.2);
            --shadow: 0 10px 32px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.45);
            --gradient-primary: linear-gradient(135deg, #7c5cff 0%, #00d4ff 100%);
            --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", sans-serif;
            --transition: all .32s cubic-bezier(.4, 0, .2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-body);
            color: var(--text-body);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a:hover {
            color: #7ef0ff;
        }

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

        .container {
            max-width: 1200px;
        }

        .btn {
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }

        .btn:focus,
        .btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.18);
        }

        .btn-primary {
            background: var(--gradient-primary);
            border: none;
            padding: 10px 26px;
            box-shadow: 0 6px 20px rgba(124, 92, 255, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(124, 92, 255, 0.5);
            background: var(--gradient-primary);
            color: #fff;
        }

        .btn-outline-light {
            border: 1px solid var(--border-light);
            color: var(--text-light);
            padding: 10px 26px;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--text-light);
            letter-spacing: 0.5px;
            position: relative;
            padding-bottom: 14px;
            margin-bottom: 8px;
        }

        .section-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 56px;
            height: 4px;
            border-radius: 4px;
            background: var(--gradient-primary);
        }

        .section-subtitle {
            color: var(--text-muted);
            font-size: 0.98rem;
            margin-bottom: 0;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(10, 14, 30, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 14px 0;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-weight: 800;
            color: var(--text-light);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .brand-logo i {
            color: var(--accent);
            font-size: 1.6rem;
            filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.5));
        }

        .brand-logo span {
            font-size: 1.28rem;
            line-height: 1.2;
        }

        .brand-logo em {
            font-style: normal;
            color: var(--accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0 16px;
            height: 40px;
            width: 230px;
            transition: border-color .3s, box-shadow .3s;
        }

        .header-search:focus-within {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.1);
        }

        .header-search i {
            color: var(--text-muted);
            margin-right: 8px;
            font-size: 0.85rem;
        }

        .header-search input {
            border: none;
            background: transparent;
            color: var(--text-light);
            outline: none;
            width: 100%;
            font-size: 0.88rem;
        }

        .header-search input::placeholder {
            color: var(--text-muted);
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 20px;
            border-radius: 50px;
            background: var(--gradient-primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.88rem;
            border: none;
            text-decoration: none;
            white-space: nowrap;
            transition: var(--transition);
            box-shadow: 0 6px 20px rgba(124, 92, 255, 0.32);
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(124, 92, 255, 0.5);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 10px;
            color: var(--text-light);
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-light);
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0 0 14px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: 50px;
            color: var(--text-body);
            text-decoration: none;
            font-size: 0.92rem;
            font-weight: 500;
            border: 1px solid transparent;
            white-space: nowrap;
            transition: var(--transition);
        }

        .channel-link:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.05);
            border-color: var(--border-light);
        }

        .channel-link.active {
            color: #fff;
            background: linear-gradient(135deg, rgba(124, 92, 255, 0.28), rgba(0, 212, 255, 0.28));
            border-color: rgba(124, 92, 255, 0.4);
            box-shadow: 0 4px 14px rgba(124, 92, 255, 0.22);
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            padding: 72px 0 60px;
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 30, 0.78) 0%, rgba(10, 14, 30, 0.9) 55%, var(--bg-body) 100%);
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 860px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 22px;
            font-size: 0.88rem;
            color: var(--text-muted);
        }

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

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

        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.25);
            font-size: 0.7rem;
        }

        .breadcrumb-current {
            color: var(--text-body);
            max-width: 250px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: linear-gradient(135deg, rgba(124, 92, 255, 0.25), rgba(0, 212, 255, 0.25));
            border: 1px solid rgba(124, 92, 255, 0.35);
            color: var(--text-light);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 18px;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
        }

        .category-badge i {
            color: var(--gold);
        }

        .hero-inner h1 {
            color: var(--text-light);
            font-size: clamp(1.7rem, 3.2vw, 2.6rem);
            font-weight: 800;
            line-height: 1.35;
            margin: 0 0 18px;
            letter-spacing: 0.5px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            color: var(--text-muted);
            font-size: 0.88rem;
            margin-top: 4px;
        }

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

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

        /* ===== Content Section ===== */
        .article-content-section {
            padding: 60px 0 0;
        }

        .article-main-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(24px, 4vw, 48px);
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }

        /* ===== Article Body ===== */
        .article-empty {
            text-align: center;
            padding: 60px 20px;
        }

        .article-empty .empty-icon {
            width: 90px;
            height: 90px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.4rem;
            color: var(--accent);
            background: rgba(0, 212, 255, 0.08);
            border-radius: 50%;
            border: 1px solid rgba(0, 212, 255, 0.2);
        }

        .article-empty h2 {
            color: var(--text-light);
            font-weight: 700;
            margin-bottom: 6px;
        }

        .article-empty p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .article-body {
            font-size: 1.04rem;
            line-height: 1.9;
            color: var(--text-body);
            word-break: break-word;
        }

        .article-body > *:first-child {
            margin-top: 0;
        }

        .article-body > *:last-child {
            margin-bottom: 0;
        }

        .article-body h2 {
            font-size: 1.6rem;
            color: var(--text-light);
            font-weight: 700;
            margin: 2.2rem 0 1rem;
            padding-left: 14px;
            border-left: 4px solid var(--accent);
            border-radius: 2px;
        }

        .article-body h3 {
            font-size: 1.3rem;
            color: var(--text-light);
            font-weight: 700;
            margin: 2rem 0 0.9rem;
        }

        .article-body h4 {
            font-size: 1.12rem;
            color: var(--text-light);
            font-weight: 700;
            margin: 1.6rem 0 0.7rem;
        }

        .article-body p {
            margin: 0 0 1.4rem;
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 1.6rem 0;
            box-shadow: var(--shadow-sm);
        }

        .article-body a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body a:hover {
            color: #7ef0ff;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 1.5rem;
            padding-left: 1.5rem;
        }

        .article-body li {
            margin-bottom: 0.5rem;
        }

        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(0, 212, 255, 0.06);
            border-radius: 0 var(--radius) var(--radius) 0;
            padding: 1.1rem 1.4rem;
            margin: 1.6rem 0;
            color: var(--text-body);
            font-style: normal;
        }

        .article-body blockquote p {
            margin: 0;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6rem 0;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .article-body th,
        .article-body td {
            padding: 12px 16px;
            border: 1px solid var(--border);
        }

        .article-body th {
            background: var(--bg-card-solid);
            color: var(--text-light);
            font-weight: 600;
            text-align: left;
        }

        .article-body td {
            background: rgba(255, 255, 255, 0.02);
        }

        .article-body strong {
            color: var(--text-light);
            font-weight: 700;
        }

        .article-body code {
            background: rgba(124, 92, 255, 0.14);
            border-radius: 6px;
            padding: 3px 8px;
            font-size: 0.88em;
            color: var(--accent);
        }

        .article-body hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 2rem 0;
        }

        /* ===== Tags & Sharing ===== */
        .article-footer-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            margin-top: 42px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 5px 14px;
            font-size: 0.82rem;
            color: var(--text-body);
            transition: var(--transition);
        }

        .tag:hover {
            border-color: rgba(0, 212, 255, 0.4);
            color: var(--text-light);
        }

        .tag i {
            color: var(--accent);
        }

        .share-bar {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .share-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            color: var(--text-body);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .share-btn:hover {
            background: var(--gradient-primary);
            border-color: transparent;
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 18px rgba(124, 92, 255, 0.35);
        }

        /* ===== Sidebar ===== */
        .sidebar-wrap {
            position: sticky;
            top: 130px;
        }

        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 26px;
            margin-bottom: 24px;
            transition: var(--transition);
        }

        .sidebar-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-card h3 {
            font-size: 1.05rem;
            color: var(--text-light);
            font-weight: 700;
            margin: 0 0 6px;
            display: flex;
            align-items: center;
            gap: 9px;
        }

        .sidebar-card h3 i {
            color: var(--accent);
        }

        .sidebar-card .card-line {
            width: 36px;
            height: 3px;
            border-radius: 3px;
            background: var(--gradient-primary);
            margin: 12px 0 18px;
        }

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

        .sidebar-links li {
            margin-bottom: 4px;
        }

        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            color: var(--text-body);
            font-size: 0.93rem;
            transition: var(--transition);
        }

        .sidebar-links a:hover {
            background: rgba(124, 92, 255, 0.12);
            color: var(--text-light);
            transform: translateX(4px);
        }

        .sidebar-links a.active-link {
            background: rgba(124, 92, 255, 0.16);
            color: var(--text-light);
            border-left: 3px solid var(--accent);
        }

        .sidebar-links i {
            color: var(--accent);
            width: 20px;
            text-align: center;
        }

        .topic-list {
            list-style: none;
            padding: 0;
            margin: 0;
            counter-reset: topic;
        }

        .topic-list li {
            counter-increment: topic;
            margin-bottom: 8px;
        }

        .topic-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.025);
            border: 1px solid transparent;
            color: var(--text-body);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .topic-list a::before {
            content: counter(topic, decimal-leading-zero);
            font-size: 0.8rem;
            font-weight: 800;
            color: var(--accent);
            background: rgba(0, 212, 255, 0.1);
            border-radius: 6px;
            padding: 3px 8px;
            line-height: 1.4;
        }

        .topic-list a:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: var(--border-light);
            color: var(--text-light);
            transform: translateX(4px);
        }

        .sidebar-tip {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .sidebar-tip i {
            color: var(--gold);
            margin-right: 4px;
        }

        .sidebar-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            padding: 11px 20px;
            border-radius: 50px;
            background: var(--gradient-primary);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            transition: var(--transition);
            box-shadow: 0 6px 18px rgba(124, 92, 255, 0.3);
        }

        .sidebar-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(124, 92, 255, 0.5);
        }

        /* ===== Related Section ===== */
        .related-section {
            padding: 70px 0 30px;
            background: linear-gradient(180deg, var(--bg-body) 0%, var(--bg-soft) 100%);
        }

        .content-card {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
        }

        .content-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-light);
        }

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

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

        .content-card:hover .card-thumb img {
            transform: scale(1.06);
        }

        .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(10, 14, 30, 0.78);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(0, 212, 255, 0.3);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 50px;
        }

        .card-body {
            padding: 20px 22px 24px;
        }

        .card-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text-light);
            line-height: 1.5;
            margin: 0 0 10px;
        }

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

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

        .card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .card-meta i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 70px 0 50px;
        }

        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .faq-accordion .accordion-button {
            background: transparent;
            color: var(--text-light);
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 24px;
            box-shadow: none;
            border: none;
            transition: var(--transition);
        }

        .faq-accordion .accordion-button::after {
            filter: invert(1) brightness(0.8);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(124, 92, 255, 0.08);
            color: var(--accent);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .faq-accordion .accordion-button i {
            color: var(--accent);
            margin-right: 10px;
        }

        .faq-accordion .accordion-body {
            padding: 6px 24px 22px;
            color: var(--text-body);
            font-size: 0.95rem;
            line-height: 1.85;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 30px 0 80px;
        }

        .cta-card {
            position: relative;
            background: linear-gradient(135deg, rgba(124, 92, 255, 0.18), rgba(0, 212, 255, 0.12));
            border: 1px solid rgba(124, 92, 255, 0.25);
            border-radius: var(--radius-lg);
            padding: 52px 32px;
            text-align: center;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .cta-card::before {
            content: "";
            position: absolute;
            top: -40%;
            right: -10%;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(0, 212, 255, 0.22), transparent 70%);
            pointer-events: none;
        }

        .cta-card::after {
            content: "";
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(124, 92, 255, 0.25), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-inner .cta-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.25);
            border-radius: 18px;
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.12);
        }

        .cta-inner h2 {
            color: var(--text-light);
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-inner p {
            color: var(--text-body);
            font-size: 1rem;
            margin-bottom: 28px;
            line-height: 1.85;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 50px;
        }

        .footer-brand .brand-logo {
            font-size: 1.4rem;
            margin-bottom: 14px;
        }

        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.85;
            margin: 0 0 20px;
            max-width: 360px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            color: var(--text-body);
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--gradient-primary);
            color: #fff;
            border-color: transparent;
            transform: translateY(-3px);
            box-shadow: 0 8px 18px rgba(124, 92, 255, 0.3);
        }

        .footer-col h4 {
            color: var(--text-light);
            font-size: 1.02rem;
            font-weight: 700;
            margin: 0 0 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--gradient-primary);
        }

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

        .footer-links li {
            margin-bottom: 9px;
        }

        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }

        .footer-links i {
            font-size: 0.7rem;
            color: var(--accent);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            border-top: 1px solid var(--border);
            padding: 20px 0;
            color: var(--text-muted);
            font-size: 0.82rem;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .header-search {
                width: 170px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .sidebar-wrap {
                position: static;
                margin-top: 10px;
            }
        }

        @media (max-width: 767.98px) {
            .header-actions .header-search {
                display: none;
            }

            .btn-cta {
                padding: 8px 14px;
                font-size: 0.82rem;
            }

            .nav-toggle {
                display: flex;
            }

            .channel-nav {
                display: none;
                padding: 4px 0 16px;
            }

            .channel-nav.nav-open {
                display: flex;
                overflow-x: auto;
            }

            .article-hero {
                padding: 48px 0 42px;
            }

            .article-main-card {
                padding: 20px;
                border-radius: var(--radius);
            }

            .article-footer-bar {
                flex-direction: column;
                align-items: flex-start;
            }

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

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

            .cta-card {
                padding: 36px 22px;
            }

            .cta-inner h2 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .header-top {
                padding: 12px 0;
            }

            .brand-logo span {
                font-size: 1.08rem;
            }

            .brand-logo i {
                font-size: 1.3rem;
            }

            .btn-cta span {
                display: none;
            }

            .btn-cta {
                padding: 10px;
                width: 40px;
                justify-content: center;
            }

            .article-meta {
                gap: 12px;
                font-size: 0.82rem;
            }

            .article-body {
                font-size: 0.98rem;
            }

            .article-body h2 {
                font-size: 1.3rem;
            }

            .content-card {
                margin-bottom: 16px;
            }

            .breadcrumb-current {
                max-width: 160px;
            }

            .footer-social {
                flex-wrap: wrap;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #6c5ce7;
            --primary-dark: #4b3fbd;
            --primary-light: #a29bfe;
            --secondary: #00b894;
            --accent: #fbbf24;
            --accent-light: #fde68a;
            --dark-bg: #0f172a;
            --dark-bg-2: #1e293b;
            --body-bg: #f6f7fb;
            --text: #1a1f36;
            --text-muted: #6b7280;
            --border: #e5e7eb;
            --card-bg: #ffffff;
            --radius: 18px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 6px 20px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 14px 36px rgba(15, 23, 42, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-main);
            background: var(--body-bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        a { text-decoration: none; color: inherit; transition: color var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(15, 23, 42, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.5px;
            line-height: 1.2;
        }
        .brand-logo i {
            font-size: 28px;
            color: var(--accent);
            background: rgba(251, 191, 36, 0.12);
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
        }
        .brand-logo em {
            font-style: normal;
            color: var(--accent);
            font-weight: 900;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 40px;
            padding: 6px 16px;
            gap: 8px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.15);
        }
        .header-search i {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }
        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            width: 170px;
            font-size: 14px;
        }
        .header-search input::placeholder { color: rgba(255, 255, 255, 0.35); }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            padding: 10px 24px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.35);
            transition: all var(--transition);
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.45);
            color: #fff;
        }
        .btn-cta:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(108, 92, 231, 0.3); }
        .nav-toggle {
            display: none;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #fff;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition);
        }
        .nav-toggle:hover { background: rgba(255, 255, 255, 0.18); }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 0 14px;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar { display: none; }
        .channel-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 22px;
            border-radius: 30px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            font-weight: 500;
            white-space: nowrap;
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .channel-link i { font-size: 15px; }
        .channel-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .channel-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.4);
            border-color: rgba(255, 255, 255, 0.1);
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: 110px 0 96px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.75) 50%, rgba(108, 92, 231, 0.35) 100%);
        }
        .page-hero .container { position: relative; z-index: 2; }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(251, 191, 36, 0.15);
            border: 1px solid rgba(251, 191, 36, 0.3);
            color: var(--accent-light);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 22px;
            letter-spacing: 0.5px;
        }
        .page-hero h1 {
            font-size: 52px;
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .page-hero h1 span {
            color: var(--accent);
            position: relative;
        }
        .page-hero p.hero-sub {
            color: rgba(255, 255, 255, 0.75);
            font-size: 18px;
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent) 0%, #f59e0b 100%);
            color: #0f172a;
            padding: 14px 32px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 16px;
            border: none;
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
            transition: all var(--transition);
        }
        .btn-primary-lg:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(251, 191, 36, 0.5);
            color: #0f172a;
        }
        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: #fff;
            padding: 13px 30px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-outline-lg:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* ===== Section Common ===== */
        .section { padding: 90px 0; }
        .section-head {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-head .section-badge {
            display: inline-block;
            background: rgba(108, 92, 231, 0.08);
            color: var(--primary);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .section-head h2 {
            font-size: 38px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head h2 em {
            font-style: normal;
            color: var(--primary);
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ===== Featured Events ===== */
        .featured-section { background: var(--body-bg); }
        .event-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            border: 1px solid rgba(0, 0, 0, 0.04);
        }
        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(108, 92, 231, 0.15);
        }
        .event-card .cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .event-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .event-card:hover .cover img { transform: scale(1.05); }
        .event-card .cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.35) 0%, transparent 60%);
        }
        .event-card .tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
        }
        .event-card .body { padding: 24px; }
        .event-card .body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }
        .event-card .meta {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: 13px;
            margin-bottom: 12px;
        }
        .event-card .meta i { color: var(--primary); }
        .event-card .desc {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .event-card .footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }
        .event-card .views {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--text-muted);
            font-size: 13px;
        }
        .event-card .views i { color: var(--accent); }
        .event-card .more-btn {
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .event-card .more-btn:hover { color: var(--primary-dark); gap: 8px; }
        .event-card .more-btn i { font-size: 12px; transition: transform var(--transition); }

        /* ===== Steps ===== */
        .steps-section {
            background: var(--dark-bg);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .steps-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: rgba(108, 92, 231, 0.2);
            border-radius: 50%;
            filter: blur(80px);
        }
        .steps-section .section-head h2 { color: #fff; }
        .steps-section .section-head p { color: rgba(255, 255, 255, 0.6); }
        .steps-section .section-badge { background: rgba(251, 191, 36, 0.15); color: var(--accent-light); }
        .step-item {
            text-align: center;
            padding: 36px 24px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
            height: 100%;
        }
        .step-item:hover {
            background: rgba(255, 255, 255, 0.09);
            transform: translateY(-4px);
            border-color: rgba(251, 191, 36, 0.3);
        }
        .step-icon {
            width: 72px;
            height: 72px;
            border-radius: 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            margin: 0 auto 20px;
            box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
        }
        .step-num {
            display: inline-block;
            background: rgba(251, 191, 36, 0.2);
            color: var(--accent-light);
            font-size: 12px;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .step-item p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.7;
        }

        /* ===== Guide Cards ===== */
        .guides-section { background: var(--body-bg); }
        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            border: 1px solid rgba(0, 0, 0, 0.04);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .guide-card .cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .guide-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .guide-card:hover .cover img { transform: scale(1.06); }
        .guide-card .cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.25) 0%, transparent 55%);
        }
        .guide-card .cover .tag {
            position: absolute;
            top: 14px;
            right: 14px;
            background: var(--accent);
            color: #0f172a;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 700;
            z-index: 2;
        }
        .guide-card .body {
            padding: 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-card .body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .guide-card .body p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .guide-card .body .link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
        }
        .guide-card .body .link i { transition: transform var(--transition); font-size: 12px; }
        .guide-card .body .link:hover i { transform: translateX(4px); }

        /* ===== Schedule ===== */
        .schedule-section { background: #fff; }
        .schedule-list {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(0, 0, 0, 0.04);
            overflow: hidden;
        }
        .schedule-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 28px;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
            flex-wrap: wrap;
        }
        .schedule-item:last-child { border-bottom: none; }
        .schedule-item:hover { background: rgba(108, 92, 231, 0.03); }
        .schedule-date {
            background: var(--dark-bg);
            color: #fff;
            padding: 10px 16px;
            border-radius: 12px;
            text-align: center;
            min-width: 80px;
            font-weight: 600;
            font-size: 13px;
            line-height: 1.4;
        }
        .schedule-info {
            flex: 1;
            min-width: 180px;
        }
        .schedule-info .event-name {
            font-weight: 700;
            font-size: 17px;
            color: var(--text);
            margin-bottom: 2px;
        }
        .schedule-info .stage {
            color: var(--text-muted);
            font-size: 14px;
        }
        .schedule-status {
            padding: 5px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }
        .schedule-status.upcoming { background: rgba(108, 92, 231, 0.08); color: var(--primary); }
        .schedule-status.live { background: rgba(0, 184, 148, 0.1); color: #00a884; }
        .schedule-status.sold { background: rgba(251, 191, 36, 0.12); color: #b45309; }
        .schedule-status.finished { background: rgba(0, 0, 0, 0.05); color: #6b7280; }

        /* ===== FAQ ===== */
        .faq-section { background: var(--body-bg); }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: 16px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(0, 0, 0, 0.04);
            margin-bottom: 16px;
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-md); }
        .faq-item summary {
            padding: 22px 28px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition);
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after { transform: rotate(180deg); }
        .faq-item summary:hover { color: var(--primary); }
        .faq-item .faq-answer {
            padding: 0 28px 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(108, 92, 231, 0.9) 0%, rgba(15, 23, 42, 0.9) 100%);
        }
        .cta-section .container { position: relative; z-index: 2; text-align: center; }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 30px;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 30px;
        }
        .site-footer .brand-logo { font-size: 22px; margin-bottom: 14px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 16px;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }
        .footer-links a i { font-size: 12px; color: var(--primary-light); }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .header-search input { width: 120px; }
            .event-card .cover { height: 170px; }
            .schedule-item { padding: 16px 20px; }
        }
        @media (max-width: 768px) {
            .header-top { padding: 12px 0; }
            .header-search {
                display: none;
            }
            .btn-cta { padding: 8px 18px; font-size: 13px; }
            .nav-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .channel-nav {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding: 8px 0 12px;
                -webkit-overflow-scrolling: touch;
            }
            .channel-nav.collapsed {
                display: none;
            }
            .channel-link { padding: 8px 16px; font-size: 14px; }
            .page-hero {
                padding: 70px 0 60px;
                background-attachment: scroll;
            }
            .page-hero h1 { font-size: 34px; }
            .page-hero p.hero-sub { font-size: 16px; }
            .section { padding: 60px 0; }
            .section-head h2 { font-size: 28px; }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-brand p { max-width: 100%; }
            .schedule-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .schedule-date { min-width: 0; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .brand-logo { font-size: 20px; }
            .brand-logo i { width: 36px; height: 36px; font-size: 20px; }
            .btn-cta { display: none; }
            .page-hero h1 { font-size: 28px; }
            .hero-buttons { flex-direction: column; width: 100%; }
            .hero-buttons .btn-primary-lg,
            .hero-buttons .btn-outline-lg {
                width: 100%;
                justify-content: center;
            }
            .section-head h2 { font-size: 24px; }
            .event-card .cover { height: 160px; }
            .step-item { padding: 24px 16px; }
            .faq-item summary { padding: 18px 20px; }
            .faq-item .faq-answer { padding: 0 20px 18px; }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }