/* roulang page: index */
:root {
            --primary: #00e08f;
            --primary-light: #35f0aa;
            --primary-soft: rgba(0, 224, 143, .1);
            --primary-glow: rgba(0, 224, 143, .35);
            --secondary: #f5a623;
            --bg-darkest: #070d17;
            --bg-dark: #0a1220;
            --bg-card: #111c30;
            --bg-card-hover: #172238;
            --border: rgba(255, 255, 255, .07);
            --text: #e9eef7;
            --text-muted: #93a3bf;
            --heading: #ffffff;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, .2);
            --shadow: 0 10px 34px rgba(0, 0, 0, .35);
            --shadow-lg: 0 18px 54px rgba(0, 0, 0, .5);
            --font-base: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, ui-sans-serif, sans-serif;
        }

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

        body {
            margin: 0;
            font-family: var(--font-base);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg-darkest);
            -webkit-font-smoothing: antialiased;
            padding-top: 76px;
        }
        a { color: inherit; text-decoration: none; transition: color .25s ease; }
        a:hover { color: var(--primary); }
        img { max-width: 100%; vertical-align: middle; }
        button, input { font-family: inherit; }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-dark);
        }
        .section-head {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-eyebrow {
            display: inline-block;
            padding: 6px 18px;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 50px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.5px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: var(--heading);
            line-height: 1.25;
            margin-bottom: 0;
        }
        .section-sub {
            color: var(--text-muted);
            font-size: 16px;
            margin-top: 14px;
            max-width: 620px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-game {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--primary);
            color: #04110b;
            font-weight: 700;
            font-size: 15px;
            border-radius: 50px;
            border: none;
            transition: all .3s ease;
            letter-spacing: .3px;
            box-shadow: 0 4px 20px var(--primary-glow);
        }
        .btn-game:hover {
            background: var(--primary-light);
            color: #04110b;
            transform: translateY(-2px);
            box-shadow: 0 10px 34px var(--primary-glow);
        }
        .btn-game:focus-visible {
            outline: 3px solid rgba(0, 224, 143, .5);
            outline-offset: 3px;
        }
        .btn-outline-game {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .35);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: 50px;
            transition: all .3s ease;
        }
        .btn-outline-game:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(0, 224, 143, .06);
        }
        .btn-outline-game:focus-visible {
            outline: 3px solid rgba(0, 224, 143, .4);
            outline-offset: 3px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(10, 18, 32, .82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            min-height: 76px;
        }
        .nav-group {
            display: flex;
            align-items: center;
            gap: 30px;
        }
        .nav-group-right {
            justify-content: flex-end;
        }
        .nav-link {
            color: var(--text-muted);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
            transition: color .3s ease;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }
        .brand-logo {
            font-size: 21px;
            font-weight: 800;
            letter-spacing: .5px;
            color: #fff;
            white-space: nowrap;
            text-align: center;
            transition: color .3s ease;
        }
        .brand-logo span {
            color: var(--primary);
        }
        .brand-logo:hover {
            color: #fff;
        }
        .header-right {
            display: flex;
            align-items: center;
            justify-content: flex-end;
        }
        .nav-toggle,
        .nav-toggle-label {
            display: none;
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: rgba(8, 14, 25, .97);
            padding: 22px 24px 28px;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-lg);
            flex-direction: column;
            gap: 6px;
        }
        .mobile-menu .nav-link {
            padding: 12px 4px;
            font-size: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }
        .mobile-menu .nav-link.active::after {
            display: none;
        }
        .nav-toggle:checked~.mobile-menu {
            display: flex;
        }

        .hero {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            background: linear-gradient(110deg, rgba(7, 13, 23, .85) 0%, rgba(7, 13, 23, .62) 55%, rgba(7, 13, 23, .75) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 120px 0 90px;
        }
        .hero-inner {
            max-width: 780px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-soft);
            border: 1px solid rgba(0, 224, 143, .25);
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            padding: 7px 18px;
            border-radius: 50px;
            margin-bottom: 22px;
        }
        .hero-badge i {
            font-size: 13px;
        }
        .hero h1 {
            font-size: clamp(34px, 5.5vw, 60px);
            font-weight: 900;
            line-height: 1.15;
            color: #fff;
            letter-spacing: .5px;
            margin-bottom: 18px;
        }
        .hero h1 span {
            color: var(--primary);
        }
        .hero-desc {
            font-size: 18px;
            color: #c7d2e4;
            line-height: 1.8;
            margin-bottom: 34px;
            max-width: 620px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .stats-panel {
            background: linear-gradient(160deg, rgba(17, 28, 48, .92), rgba(13, 22, 38, .94));
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            margin-top: -56px;
            position: relative;
            z-index: 5;
            box-shadow: var(--shadow);
        }
        .stat-item {
            text-align: center;
            padding: 10px 6px;
        }
        .stat-num {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: .5px;
        }
        .stat-num em {
            font-style: normal;
            color: var(--primary);
            font-weight: 800;
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 6px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            height: 100%;
            transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            border-color: rgba(0, 224, 143, .35);
            box-shadow: 0 18px 44px rgba(0, 0, 0, .38);
        }
        .feature-icon {
            width: 58px;
            height: 58px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 18px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 24px;
            margin-bottom: 20px;
            transition: all .3s ease;
        }
        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #04110b;
            box-shadow: 0 8px 24px var(--primary-glow);
        }
        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .feature-card p {
            color: var(--text-muted);
            font-size: 14.5px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .cat-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: block;
            height: 100%;
            border: 1px solid var(--border);
            background: var(--bg-card);
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 46px rgba(0, 0, 0, .42);
        }
        .cat-card img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .cat-card:hover img {
            transform: scale(1.05);
        }
        .cat-card-body {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 34px 26px 24px;
            background: linear-gradient(to top, rgba(7, 13, 23, .94) 0%, rgba(7, 13, 23, .55) 60%, transparent 100%);
        }
        .cat-card-body h3 {
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 6px;
        }
        .cat-card-body p {
            color: rgba(255, 255, 255, .8);
            font-size: 14px;
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            transition: gap .3s ease;
        }
        .cat-link i {
            font-size: 13px;
        }
        .cat-link:hover {
            gap: 10px;
            color: var(--primary-light);
        }

        .post-card-lg {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
        }
        .post-card-lg:hover {
            transform: translateY(-5px);
            border-color: rgba(0, 224, 143, .3);
            box-shadow: 0 16px 40px rgba(0, 0, 0, .35);
        }
        .post-thumb-wrap {
            position: relative;
            display: block;
            overflow: hidden;
        }
        .post-thumb {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .post-card-lg:hover .post-thumb {
            transform: scale(1.04);
        }
        .post-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(0, 224, 143, .92);
            color: #04110b;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 50px;
            letter-spacing: .4px;
            backdrop-filter: blur(6px);
        }
        .post-body {
            padding: 22px 22px 24px;
        }
        .post-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-body p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-meta {
            color: #6b7c99;
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .post-list {
            margin-top: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        .post-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 22px;
            transition: background .25s ease;
            border-bottom: 1px solid rgba(255, 255, 255, .045);
        }
        .post-list-item:last-child {
            border-bottom: none;
        }
        .post-list-item:hover {
            background: var(--bg-card-hover);
            color: inherit;
        }
        .post-list-badge {
            flex-shrink: 0;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 50px;
            white-space: nowrap;
        }
        .post-list-title {
            flex: 1;
            font-size: 15px;
            font-weight: 500;
            color: #dbe3f0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .post-list-item:hover .post-list-title {
            color: var(--primary);
        }
        .post-list-time {
            flex-shrink: 0;
            color: #6b7c99;
            font-size: 13px;
        }

        .feature-story {
            display: flex;
            align-items: center;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border);
        }
        .feature-story+.feature-story {
            margin-top: 32px;
        }
        .feature-story-img,
        .feature-story-body {
            flex: 1 1 50%;
            min-width: 0;
        }
        .feature-story-img img {
            width: 100%;
            height: 330px;
            object-fit: cover;
            display: block;
        }
        .feature-story-body {
            padding: 44px;
        }
        .feature-story-tagline {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 50px;
            margin-bottom: 16px;
            letter-spacing: .4px;
        }
        .feature-story-body h3 {
            color: #fff;
            font-size: 26px;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 14px;
        }
        .feature-story-body p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.75;
            margin-bottom: 22px;
        }
        .feature-story-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .feature-story-link:hover {
            gap: 12px;
            color: var(--primary-light);
        }

        .process-step {
            text-align: center;
            padding: 32px 22px;
            position: relative;
        }
        .process-num {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: var(--primary-soft);
            border: 1px solid rgba(0, 224, 143, .3);
            color: var(--primary);
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all .3s ease;
        }
        .process-step:hover .process-num {
            background: var(--primary);
            color: #04110b;
            box-shadow: 0 8px 28px var(--primary-glow);
        }
        .process-step h3 {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .process-step p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 240px;
            margin-left: auto;
            margin-right: auto;
        }

        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            background: var(--bg-card) !important;
            border: 1px solid var(--border) !important;
            border-radius: var(--radius) !important;
            margin-bottom: 14px;
            overflow: hidden;
        }
        .accordion-button {
            background: var(--bg-card) !important;
            color: #fff !important;
            font-size: 16px;
            font-weight: 600;
            padding: 18px 24px;
            box-shadow: none !important;
            border: none !important;
            transition: color .3s ease;
        }
        .accordion-button::after {
            filter: invert(1) brightness(1.4);
            transition: transform .3s ease;
        }
        .accordion-button:not(.collapsed) {
            background: rgba(0, 224, 143, .08) !important;
            color: var(--primary) !important;
        }
        .accordion-button:focus {
            box-shadow: none !important;
        }
        .accordion-body {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            padding: 8px 24px 22px;
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        .cta {
            position: relative;
            padding: 100px 0;
            background: linear-gradient(115deg, rgba(7, 13, 23, .88) 0%, rgba(7, 13, 23, .7) 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            text-align: center;
        }
        .cta h2 {
            color: #fff;
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta p {
            color: rgba(255, 255, 255, .75);
            font-size: 17px;
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .site-footer {
            background: #080e19;
            border-top: 1px solid var(--border);
            padding: 64px 0 0;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand span {
            color: var(--primary);
        }
        .footer-desc {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            max-width: 340px;
        }
        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color .25s ease, transform .25s ease;
        }
        .footer-links a:hover {
            color: var(--primary);
            transform: translateX(3px);
        }
        .footer-contact {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 2;
            margin-bottom: 0;
        }
        .footer-contact i {
            color: var(--primary);
            width: 20px;
        }
        .footer-bottom {
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 22px 0;
            text-align: center;
            color: #5f6f8c;
            font-size: 14px;
        }

        @media (max-width: 991px) {
            .header-inner {
                display: flex;
                align-items: center;
                justify-content: space-between;
                position: relative;
            }
            .brand-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
                font-size: 18px;
                font-weight: 800;
            }
            .header-right {
                margin-left: auto;
            }
            .nav-group {
                display: none;
            }
            .nav-toggle-label {
                display: inline-flex;
                width: 44px;
                height: 44px;
                align-items: center;
                justify-content: center;
                border-radius: 12px;
                color: #fff;
                font-size: 20px;
                cursor: pointer;
                border: 1px solid var(--border);
                background: rgba(255, 255, 255, .06);
            }
            .nav-toggle-label:focus-visible {
                outline: 2px solid var(--primary);
                outline-offset: 2px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 68px;
            }
            .section {
                padding: 60px 0;
            }
            .container-custom {
                padding: 0 18px;
            }
            .hero {
                min-height: auto;
                padding: 70px 0 100px;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 16px;
            }
            .stats-panel {
                padding: 28px 18px;
                margin-top: -38px;
            }
            .stat-num {
                font-size: 26px;
            }
            .feature-story {
                flex-direction: column;
            }
            .feature-story-img img {
                height: 240px;
            }
            .feature-story-body {
                padding: 30px 24px;
            }
            .feature-story-body h3 {
                font-size: 22px;
            }
            .post-list-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 14px 16px;
            }
            .post-list-time {
                width: 100%;
                padding-left: 0;
            }
        }

        @media (max-width: 520px) {
            .brand-logo {
                font-size: 16px;
            }
            .hero h1 {
                font-size: 27px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-game,
            .btn-outline-game {
                justify-content: center;
            }
            .section-title {
                font-size: 26px;
            }
            .cat-card img {
                height: 200px;
            }
            .post-thumb {
                height: 180px;
            }
            .footer-bottom {
                font-size: 13px;
                padding: 18px 12px;
            }
        }

/* roulang page: category1 */
:root {
  --primary: #6c5ce7;
  --primary-light: #a29bfe;
  --primary-dark: #4834d4;
  --secondary: #fd79a8;
  --accent: #00cec9;
  --bg-dark: #0d0d17;
  --bg-deep: #171728;
  --bg-card: #1e1e33;
  --bg-card-light: #252540;
  --text-main: #f0eef8;
  --text-weak: #a09db8;
  --text-mute: #6c6a85;
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.45);
  --gradient-primary: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
  --gradient-accent: linear-gradient(135deg, #fd79a8 0%, #e84393 100%);
  --gradient-cta: linear-gradient(135deg, #6c5ce7 0%, #fd79a8 100%);
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease;
}

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

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

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

input, textarea {
  font-family: inherit;
}

.container-custom {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13, 13, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 16px;
}

.nav-toggle {
  display: none;
}

.brand-logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.5px;
  white-space: nowrap;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: opacity 0.25s ease;
}

.brand-logo span {
  -webkit-text-fill-color: var(--secondary);
  background: none;
  font-weight: 900;
}

.brand-logo:hover {
  opacity: 0.85;
}

.nav-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-group-left {
  flex: 1;
  justify-content: flex-end;
  gap: 4px;
}

.header-right {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: flex-start;
  gap: 12px;
}

.nav-group-right {
  gap: 4px;
}

.nav-link {
  display: inline-block;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-weak);
  border-radius: 100px;
  transition: all 0.25s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: #fff;
  background: var(--gradient-primary);
  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.35);
}

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

.nav-toggle-label {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: var(--text-main);
  font-size: 20px;
  cursor: pointer;
  transition: background 0.25s ease;
}

.nav-toggle-label:hover {
  background: rgba(255, 255, 255, 0.08);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 16px 24px 20px;
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  gap: 4px;
}

.mobile-menu .nav-link {
  padding: 12px 16px;
  border-radius: 10px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  margin-top: 80px;
}

.site-footer .container-custom {
  padding-top: 56px;
  padding-bottom: 40px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 14px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand span {
  -webkit-text-fill-color: var(--secondary);
  background: none;
  font-weight: 900;
}

.footer-desc {
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 0;
  max-width: 420px;
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  border-radius: 4px;
  background: var(--gradient-primary);
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-weak);
  font-size: 14px;
  transition: all 0.25s ease;
  display: inline-block;
}

.footer-links a i {
  font-size: 12px;
  margin-right: 6px;
  color: var(--primary-light);
  transition: transform 0.25s ease;
}

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

.footer-links a:hover i {
  transform: translateX(2px);
}

.footer-contact {
  color: var(--text-weak);
  font-size: 14px;
  line-height: 2.2;
  margin-bottom: 0;
}

.footer-contact i {
  color: var(--primary-light);
  margin-right: 8px;
  width: 18px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
  color: var(--text-mute);
  font-size: 14px;
}

.footer-bottom .container-custom {
  padding-top: 0;
  padding-bottom: 0;
}

/* ===== 分类页横幅 ===== */
.category-hero {
  position: relative;
  padding: 80px 0 64px;
  background: linear-gradient(135deg, rgba(13, 13, 23, 0.92) 0%, rgba(23, 23, 40, 0.88) 60%, rgba(72, 52, 212, 0.45) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.category-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.35) 0%, transparent 70%);
  pointer-events: none;
}

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

.category-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(108, 92, 231, 0.2);
  border: 1px solid rgba(108, 92, 231, 0.35);
  color: var(--primary-light);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.category-hero h1 {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 14px;
  color: #fff;
  letter-spacing: 1px;
}

.category-hero h1 span {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.category-hero .hero-sub {
  font-size: 17px;
  color: var(--text-weak);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 28px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  color: var(--text-weak);
  font-size: 13px;
  backdrop-filter: blur(10px);
}

.hero-meta .meta-item i {
  color: var(--primary-light);
}

/* ===== 板块通用 ===== */
.section {
  padding: 72px 0;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
}

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

.section-head h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 0;
}

.section-head h2 em {
  font-style: normal;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-head .section-desc {
  color: var(--text-weak);
  font-size: 15px;
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 0;
}

.section-link a {
  color: var(--primary-light);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.25s ease;
}

.section-link a:hover {
  gap: 10px;
}

/* ===== 最新资讯卡片 ===== */
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s ease;
  height: 100%;
}

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

.news-card-img {
  position: relative;
  aspect-ratio: 16 / 10;
  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(1.06);
}

.news-card-img .badge-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  box-shadow: 0 4px 12px rgba(253, 121, 168, 0.4);
  z-index: 2;
}

.news-card-img .play-cover {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 13, 23, 0.25);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.news-card:hover .play-cover {
  opacity: 1;
}

.news-card-img .play-cover i {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary);
  font-size: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

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

.news-card-body .news-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
  font-size: 12.5px;
  color: var(--text-mute);
}

.news-card-body .news-meta i {
  color: var(--primary-light);
  margin-right: 4px;
}

.news-card-body h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.45;
  color: var(--text-main);
}

.news-card-body h3 a {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.25s ease;
}

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

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

/* ===== 热门排行 ===== */
.rank-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all 0.35s ease;
  height: 100%;
}

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

.rank-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(108, 92, 231, 0.35);
}

.rank-num.secondary {
  background: var(--gradient-accent);
  box-shadow: 0 4px 14px rgba(253, 121, 168, 0.3);
}

.rank-num.tertiary {
  background: linear-gradient(135deg, #00cec9, #0984e3);
  box-shadow: 0 4px 14px rgba(0, 206, 201, 0.3);
}

.rank-num.ghost {
  background: var(--bg-card-light);
  color: var(--text-weak);
  box-shadow: none;
  border: 1px solid var(--border-light);
}

.rank-info {
  flex: 1;
  min-width: 0;
}

.rank-info .rank-tag {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--primary-light);
  background: rgba(108, 92, 231, 0.12);
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 6px;
}

.rank-info h3 {
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-info p {
  font-size: 13px;
  color: var(--text-mute);
  margin-bottom: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-score {
  flex-shrink: 0;
  text-align: center;
  padding-left: 14px;
  border-left: 1px solid var(--border);
}

.rank-score .score {
  font-size: 20px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.rank-score .score-label {
  font-size: 11px;
  color: var(--text-mute);
  margin-top: 4px;
  display: block;
}

/* ===== 精彩聚焦 ===== */
.feature-block {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-deep) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  height: 100%;
  transition: all 0.35s ease;
}

.feature-block:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.feature-block-img {
  position: relative;
  flex: 0 0 46%;
  min-height: 300px;
  overflow: hidden;
}

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

.feature-block:hover .feature-block-img img {
  transform: scale(1.05);
}

.feature-block-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent 50%, rgba(30, 30, 51, 0.9) 100%);
}

.feature-block-body {
  flex: 1;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-block-body .feature-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.feature-block-body h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-main);
  line-height: 1.4;
}

.feature-block-body p {
  color: var(--text-weak);
  font-size: 14.5px;
  line-height: 1.75;
  margin-bottom: 20px;
}

.feature-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  border-radius: 100px;
  background: var(--gradient-primary);
  color: #fff !important;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
  transition: all 0.3s ease;
  align-self: flex-start;
}

.feature-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(108, 92, 231, 0.45);
}

.feature-btn i {
  font-size: 14px;
  transition: transform 0.25s ease;
}

.feature-btn:hover i {
  transform: translateX(4px);
}

/* ===== 标签组 ===== */
.tag-cloud {
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.tag-cloud-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.tag-cloud-title i {
  color: var(--primary-light);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-weak);
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.tag-item i {
  font-size: 12px;
  color: var(--primary-light);
  transition: transform 0.25s ease;
}

.tag-item:hover {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(108, 92, 231, 0.35);
}

.tag-item:hover i {
  transform: rotate(90deg);
  color: #fff;
}

/* ===== 数据统计 ===== */
.stats-band {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-deep) 50%, rgba(108, 92, 231, 0.2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 44px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -12px;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--border-light);
}

.stat-item .stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  margin: 0 auto 14px;
  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.35);
}

.stat-item .stat-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -1px;
}

.stat-item .stat-label {
  font-size: 14px;
  color: var(--text-mute);
}

/* ===== CTA ===== */
.cta-section {
  padding: 60px 0 0;
}

.cta-box {
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.25) 0%, rgba(253, 121, 168, 0.15) 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 56px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  top: -80px;
  left: 50%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.4) 0%, transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
}

.cta-box h3 {
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  max-width: 500px;
  margin: 0 auto 28px;
  line-height: 1.7;
  position: relative;
  z-index: 2;
}

.cta-actions {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  flex-wrap: wrap;
}

.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  border-radius: 100px;
  background: var(--gradient-cta);
  color: #fff !important;
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 6px 24px rgba(108, 92, 231, 0.4);
  transition: all 0.3s ease;
}

.btn-main:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 32px rgba(108, 92, 231, 0.55);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 30px;
  border-radius: 100px;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: #fff !important;
  font-size: 15px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.7);
}

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

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 12px;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: var(--border-light);
  background: var(--bg-card-light);
}

.faq-question {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  margin-bottom: 0;
}

.faq-question i {
  color: var(--primary-light);
  font-size: 14px;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(108, 92, 231, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-answer {
  margin-top: 10px;
  padding-left: 40px;
  color: var(--text-weak);
  font-size: 14px;
  line-height: 1.75;
}

@media (min-width: 992px) {
  .mobile-menu {
    display: none !important;
  }
}

@media (max-width: 991.98px) {
  .nav-toggle-label {
    display: flex;
  }

  .nav-group-left,
  .nav-group-right {
    display: none;
  }

  .header-inner {
    height: 68px;
  }

  .nav-toggle:checked ~ .mobile-menu {
    display: flex;
  }

  .brand-logo {
    font-size: 17px;
  }

  .header-right {
    justify-content: flex-end;
    flex: none;
  }

  .category-hero {
    padding: 56px 0 44px;
  }

  .category-hero h1 {
    font-size: 32px;
  }

  .feature-block {
    flex-direction: column;
  }

  .feature-block-img {
    flex: none;
    min-height: 220px;
  }

  .feature-block-img::after {
    background: linear-gradient(to top, transparent 0%, rgba(30, 30, 51, 0.9) 100%);
  }

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

  .stat-item:nth-child(2)::after {
    display: none;
  }
}

@media (max-width: 767.98px) {
  .section {
    padding: 52px 0;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 28px;
  }

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

  .rank-card {
    padding: 16px;
    gap: 14px;
  }

  .rank-num {
    width: 36px;
    height: 36px;
    font-size: 15px;
    border-radius: 10px;
  }

  .rank-score .score {
    font-size: 16px;
  }

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

  .cta-box h3 {
    font-size: 21px;
  }

  .footer-brand {
    font-size: 18px;
  }
}

@media (max-width: 575.98px) {
  .container-custom {
    padding-left: 16px;
    padding-right: 16px;
  }

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

  .hero-meta {
    gap: 8px;
  }

  .hero-meta .meta-item {
    padding: 6px 12px;
    font-size: 12px;
  }

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

  .news-card-body h3 {
    font-size: 16px;
  }

  .stats-band {
    grid-template-columns: 1fr 1fr;
    padding: 28px 20px;
    gap: 16px;
  }

  .stat-item .stat-num {
    font-size: 28px;
  }

  .stat-item .stat-icon {
    width: 42px;
    height: 42px;
    font-size: 16px;
    border-radius: 12px;
  }

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

  .feature-block-body h3 {
    font-size: 18px;
  }

  .btn-main,
  .btn-ghost {
    width: 100%;
    justify-content: center;
  }

  .tag-cloud {
    padding: 24px;
  }

  .footer-desc {
    font-size: 14px;
  }
}

/* roulang page: article */
:root {
            --primary: #4f46e5;
            --primary-dark: #3730a3;
            --primary-light: #818cf8;
            --accent: #f59e0b;
            --accent-hover: #d97706;
            --dark: #0f1023;
            --dark-2: #181a35;
            --bg-light: #f8fafc;
            --white: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(0, 0, 0, .06);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, .1);
            --transition: all .3s ease;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
            background: var(--bg-light);
            color: var(--text);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, select, textarea { font-family: inherit; }

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-custom { padding: 0 16px; }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 26px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            border: none;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(79, 70, 229, .35);
        }
        .btn-primary-custom:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(79, 70, 229, .45); }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(245, 158, 11, .35);
        }
        .btn-accent:hover { background: var(--accent-hover); transform: translateY(-2px); }
        .btn-light-custom {
            background: #fff;
            color: var(--text);
            box-shadow: 0 2px 10px rgba(0, 0, 0, .08);
        }
        .btn-light-custom:hover { background: #f1f5f9; transform: translateY(-2px); }
        .btn:focus { outline: 3px solid rgba(79, 70, 229, .3); outline-offset: 2px; }

        .badge {
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }
        .badge-hot { background: #fee2e2; color: #dc2626; }
        .badge-new { background: #dcfce7; color: #16a34a; }
        .badge-prime { background: #ede9fe; color: #7c3aed; }

        .site-header {
            background: rgba(15, 16, 35, .97);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 14px 0;
            box-shadow: 0 2px 20px rgba(0, 0, 0, .2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .nav-group {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-group-left { flex: 1; justify-content: flex-start; }
        .nav-group-right { flex: 1; justify-content: flex-end; }
        .nav-link {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 30px;
            color: rgba(255, 255, 255, .78);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, .1);
        }
        .nav-link.active {
            color: #fff;
            background: rgba(79, 70, 229, .45);
            box-shadow: 0 0 16px rgba(79, 70, 229, .25);
        }
        .brand-logo {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .5px;
            white-space: nowrap;
            display: inline-flex;
            align-items: baseline;
        }
        .brand-logo span {
            color: var(--accent);
            font-weight: 900;
            margin: 0 2px;
            font-size: 22px;
        }
        .header-right { display: flex; align-items: center; gap: 12px; }
        .nav-toggle-label {
            display: none;
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle-label:hover { background: rgba(255, 255, 255, .12); }
        .nav-toggle { display: none; }
        .mobile-menu {
            display: none;
            background: var(--dark);
            padding: 16px 24px;
            flex-direction: column;
            gap: 4px;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }
        .mobile-menu .nav-link {
            padding: 12px 16px;
            border-radius: 10px;
            width: 100%;
        }

        .article-banner {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 90px 0 70px;
            overflow: hidden;
        }
        .article-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 16, 35, .92) 0%, rgba(15, 16, 35, .75) 50%, rgba(79, 70, 229, .4) 100%);
        }
        .banner-content { position: relative; z-index: 2; max-width: 860px; }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, .6);
            font-size: 13px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a { color: rgba(255, 255, 255, .7); }
        .breadcrumb-nav a:hover { color: #fff; }
        .breadcrumb-nav i { font-size: 12px; color: rgba(255, 255, 255, .45); }
        .breadcrumb-nav span { color: var(--accent); }
        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245, 158, 11, .25);
            color: #fbbf24;
            padding: 5px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
            border: 1px solid rgba(245, 158, 11, .3);
            backdrop-filter: blur(4px);
        }
        .article-banner-title {
            color: #fff;
            font-size: 34px;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .article-banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
        }
        .article-banner-meta span { display: inline-flex; align-items: center; gap: 6px; }
        .article-banner-meta i { color: rgba(255, 255, 255, .5); }

        .article-content-section {
            padding: 70px 0 60px;
            background: var(--bg-light);
        }
        .article-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px 44px;
            border: 1px solid rgba(226, 232, 240, .6);
        }
        .article-body { font-size: 16px; line-height: 1.85; color: var(--text); }
        .article-body p { margin-bottom: 20px; }
        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 36px 0 16px;
            color: var(--dark);
            padding-left: 14px;
            border-left: 4px solid var(--primary);
        }
        .article-body h3 {
            font-size: 19px;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--dark);
        }
        .article-body ul, .article-body ol {
            margin: 0 0 20px 24px;
        }
        .article-body li { margin-bottom: 6px; }
        .article-body blockquote {
            background: #f1f5f9;
            border-left: 4px solid var(--primary);
            padding: 16px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: var(--text-light);
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .article-body a { color: var(--primary); text-decoration: underline; }
        .article-body a:hover { color: var(--primary-dark); }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
        }
        .article-body table th, .article-body table td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            text-align: left;
        }
        .article-body table th {
            background: #f8fafc;
            font-weight: 600;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #f1f5f9;
            color: var(--text-light);
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 13px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .tag:hover {
            background: #ede9fe;
            color: var(--primary);
            border-color: rgba(79, 70, 229, .2);
        }

        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .article-share span { font-size: 14px; color: var(--text-light); }
        .share-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            background: var(--primary);
            transition: var(--transition);
        }
        .share-btn:hover { transform: scale(1.1); box-shadow: 0 4px 12px rgba(0, 0, 0, .2); }
        .share-btn.wechat { background: #07c160; }
        .share-btn.weibo { background: #ff8200; }
        .share-btn.qq { background: #12b7f5; }

        .article-prev-next {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            margin-top: 30px;
            padding: 20px 24px;
            background: #f8fafc;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            flex-wrap: wrap;
        }
        .article-prev-next a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            padding: 6px 14px;
            border-radius: 30px;
            transition: var(--transition);
        }
        .article-prev-next a:hover { color: var(--primary); background: #fff; box-shadow: var(--shadow); }

        .not-found-card {
            text-align: center;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 100px 40px;
            border: 1px solid var(--border);
        }
        .not-found-card i {
            font-size: 56px;
            color: var(--accent);
            margin-bottom: 20px;
        }
        .not-found-card h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .not-found-card p { color: var(--text-light); margin-bottom: 28px; }

        .sidebar { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 100px; }
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px;
            border: 1px solid rgba(226, 232, 240, .6);
        }
        .sidebar-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-title i { color: var(--primary); }
        .category-list { list-style: none; }
        .category-list li { margin-bottom: 8px; }
        .category-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: #f8fafc;
            font-size: 14px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .category-list a:hover {
            background: #ede9fe;
            border-color: rgba(79, 70, 229, .15);
            transform: translateX(4px);
            color: var(--primary);
        }
        .category-list a i { color: var(--primary); font-size: 16px; width: 20px; text-align: center; }
        .category-list .badge { margin-left: auto; font-size: 11px; }

        .latest-posts { list-style: none; }
        .latest-posts li { margin-bottom: 10px; }
        .latest-posts a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            background: transparent;
            font-size: 14px;
            line-height: 1.4;
        }
        .latest-posts a:hover { background: #f8fafc; color: var(--primary); }
        .post-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary-light);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .latest-posts a:hover .post-dot { background: var(--primary); transform: scale(1.3); }
        .post-title { flex: 1; }

        .sidebar-cta {
            position: relative;
            border-radius: var(--radius);
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 36px 28px;
            overflow: hidden;
            text-align: center;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 16, 35, .7), rgba(79, 70, 229, .6));
        }
        .cta-content { position: relative; z-index: 2; }
        .cta-content h4 { color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 10px; }
        .cta-content p { color: rgba(255, 255, 255, .8); font-size: 14px; margin-bottom: 20px; }

        .related-section {
            padding: 70px 0;
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .section-head { margin-bottom: 44px; }
        .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 8px;
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .section-subtitle { color: var(--text-light); font-size: 15px; }
        .related-card {
            display: block;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
        }
        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(79, 70, 229, .2);
        }
        .related-card-img {
            height: 200px;
            background: url('/assets/images/coverpic/cover-1.png') center/cover no-repeat;
            position: relative;
        }
        .category-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15, 16, 35, .75);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }
        .related-card-body { padding: 22px 24px; }
        .related-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card-title:hover { color: var(--primary); }
        .related-card-desc {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .related-card-meta {
            font-size: 12px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .cta-section {
            padding: 70px 0;
            background: var(--dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(79, 70, 229, .4), transparent 70%);
            border-radius: 50%;
        }
        .cta-box {
            text-align: center;
            background: linear-gradient(135deg, rgba(79, 70, 229, .15), rgba(245, 158, 11, .1));
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 24px;
            padding: 50px 40px;
            position: relative;
            z-index: 2;
        }
        .cta-box h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-box p { color: rgba(255, 255, 255, .7); font-size: 15px; margin-bottom: 28px; }
        .cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .cta-buttons .btn { min-width: 140px; justify-content: center; }

        .site-footer {
            background: var(--dark-2);
            color: rgba(255, 255, 255, .8);
            padding: 60px 0 0;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }
        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand span { color: var(--accent); }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
            line-height: 1.7;
            max-width: 360px;
            margin-bottom: 0;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-links { list-style: none; padding: 0; }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .footer-links a:hover { color: var(--accent); padding-left: 4px; }
        .footer-links a i { font-size: 12px; color: rgba(255, 255, 255, .3); }
        .footer-contact {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            line-height: 2;
        }
        .footer-contact i { color: var(--accent); margin-right: 8px; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            text-align: center;
            color: rgba(255, 255, 255, .4);
            font-size: 13px;
            margin-top: 40px;
        }

        @media (max-width: 1024px) {
            .article-banner-title { font-size: 28px; }
            .article-card { padding: 28px; }
            .sidebar { position: static; }
            .cta-box h2 { font-size: 24px; }
        }
        @media (max-width: 768px) {
            .nav-group-left,
            .nav-group-right { display: none; }
            .nav-toggle-label { display: inline-flex; }
            .header-inner { flex-wrap: nowrap; }
            .brand-logo { font-size: 17px; }
            .brand-logo span { font-size: 18px; }
            .nav-toggle:checked~.header-inner .mobile-menu { display: flex; }
            .nav-toggle:checked~.mobile-menu { display: flex; }
            .mobile-menu { display: none; }
            .article-banner { padding: 60px 0 45px; }
            .article-banner-title { font-size: 22px; }
            .article-card { padding: 20px; border-radius: 12px; }
            .article-body { font-size: 15px; }
            .article-body h2 { font-size: 20px; }
            .article-content-section { padding: 50px 0 40px; }
            .related-section { padding: 50px 0; }
            .section-title { font-size: 24px; }
            .cta-section { padding: 50px 0; }
            .cta-box { padding: 35px 24px; }
            .cta-box h2 { font-size: 20px; }
            .footer-bottom { text-align: center; }
        }
        @media (max-width: 520px) {
            .container-custom { padding: 0 12px; }
            .brand-logo { font-size: 15px; }
            .brand-logo span { font-size: 16px; }
            .article-banner { padding: 45px 0 35px; }
            .article-banner-title { font-size: 19px; }
            .article-banner-meta { gap: 10px; font-size: 12px; }
            .article-card { padding: 16px; }
            .article-tags { gap: 6px; }
            .tag { font-size: 12px; padding: 4px 10px; }
            .article-prev-next { flex-direction: column; text-align: center; }
            .sidebar-card { padding: 20px; }
            .cta-box { padding: 28px 18px; }
            .cta-buttons { flex-direction: column; align-items: center; }
            .cta-buttons .btn { width: 100%; max-width: 260px; }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #f6b93b;
            --color-primary-dark: #e58e26;
            --color-primary-light: #ffe28a;
            --color-accent: #4facfe;
            --color-bg: #0b1220;
            --color-bg-deep: #080e18;
            --color-card: #151e2e;
            --color-card-hover: #1b2740;
            --color-text: #f2f5fa;
            --color-text-muted: #9aa8bd;
            --color-muted-light: #b8c4d8;
            --color-border: #243349;
            --color-chips: #1e2a3e;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 44px rgba(0, 0, 0, 0.48);
            --shadow-glow: 0 0 30px rgba(246, 185, 59, 0.15);
            --font-size-hero: clamp(2.2rem, 4.5vw, 3.6rem);
            --font-size-title: clamp(1.6rem, 2.6vw, 2.2rem);
            --font-size-subtitle: clamp(1rem, 1.6vw, 1.2rem);
            --transition-base: all 0.3s ease;
        }

        /* ===== 基础重置 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

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

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

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== 导航栏 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(11, 18, 32, 0.9);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            position: relative;
        }

        .nav-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-group-left {
            flex: 1;
            justify-content: flex-start;
        }

        .nav-group-right {
            flex: 1;
            justify-content: flex-end;
        }

        .nav-link {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: 30px;
            transition: var(--transition-base);
            letter-spacing: 0.02em;
        }

        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.08);
        }

        .nav-link.active {
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.12);
            font-weight: 600;
        }

        .brand-logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-text);
            display: flex;
            align-items: center;
            gap: 0;
            letter-spacing: 0.02em;
            white-space: nowrap;
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
        }

        .brand-logo span {
            color: var(--color-primary);
            font-weight: 900;
        }

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

        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .nav-toggle {
            display: none;
        }

        .nav-toggle-label {
            display: none;
            font-size: 1.3rem;
            color: var(--color-text);
            cursor: pointer;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            transition: var(--transition-base);
        }

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

        .mobile-menu {
            display: none;
            position: fixed;
            top: 76px;
            left: 0;
            right: 0;
            background: var(--color-bg-deep);
            padding: 16px 24px 24px;
            border-bottom: 1px solid var(--color-border);
            z-index: 1001;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            border-radius: 0 0 20px 20px;
        }

        .mobile-menu .nav-link {
            display: block;
            padding: 14px 16px;
            font-size: 1rem;
            color: var(--color-text-muted);
            border-radius: 12px;
        }

        .mobile-menu .nav-link.active {
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.1);
        }

        .mobile-menu .nav-link:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-toggle:checked~.mobile-menu {
            display: block;
        }

        @media (max-width: 992px) {
            .nav-group-left,
            .nav-group-right {
                display: none;
            }

            .header-inner {
                height: 68px;
            }

            .brand-logo {
                font-size: 1.15rem;
                left: 50%;
                transform: translateX(-50%);
                position: relative;
            }

            .header-inner {
                justify-content: space-between;
            }

            .brand-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
            }

            .nav-toggle-label {
                display: flex;
            }

            .header-right {
                margin-left: auto;
            }

            .header-inner {
                display: flex;
                align-items: center;
                justify-content: space-between;
            }

            .brand-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
            }
        }

        @media (max-width: 576px) {
            .container-custom {
                padding: 0 20px;
            }

            .brand-logo {
                font-size: 1rem;
            }

            .brand-logo span {
                font-size: 1rem;
            }

            .header-inner {
                height: 62px;
            }
        }

        /* ===== Hero 区域 ===== */
        .page-hero {
            position: relative;
            padding: 100px 0 84px;
            background: linear-gradient(180deg, rgba(8, 14, 24, 0.92) 0%, rgba(11, 18, 32, 0.82) 100%),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            text-align: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(180deg, transparent, var(--color-bg));
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(246, 185, 59, 0.12);
            border: 1px solid rgba(246, 185, 59, 0.25);
            color: var(--color-primary-light);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 40px;
            margin-bottom: 24px;
            letter-spacing: 0.06em;
        }

        .page-hero h1 {
            font-size: var(--font-size-hero);
            font-weight: 800;
            color: var(--color-text);
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .page-hero h1 span {
            color: var(--color-primary);
        }

        .hero-subtitle {
            font-size: var(--font-size-subtitle);
            color: var(--color-text-muted);
            max-width: 720px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

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

        .btn-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: var(--transition-base);
            border: none;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary-gradient {
            background: var(--color-primary);
            color: #0b1220;
            box-shadow: 0 8px 24px rgba(246, 185, 59, 0.3);
        }

        .btn-primary-gradient:hover {
            background: var(--color-primary-light);
            color: #080e18;
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(246, 185, 59, 0.4);
        }

        .btn-outline-glass {
            background: rgba(255, 255, 255, 0.04);
            color: var(--color-text);
            border: 1px solid rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(10px);
        }

        .btn-outline-glass:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.08);
            transform: translateY(-3px);
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 0;
            margin-top: 60px;
            flex-wrap: wrap;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 24px;
            padding: 28px 40px;
            backdrop-filter: blur(12px);
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-stat {
            padding: 0 32px;
            text-align: center;
            border-right: 1px solid rgba(255, 255, 255, 0.07);
        }

        .hero-stat:last-child {
            border-right: none;
        }

        .hero-stat .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
        }

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

        @media (max-width: 768px) {
            .page-hero {
                padding: 64px 0 60px;
            }

            .hero-stats {
                padding: 20px;
                gap: 8px;
            }

            .hero-stat {
                padding: 0 16px;
            }

            .hero-stat .num {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 480px) {
            .hero-stats {
                flex-direction: column;
                gap: 12px;
            }

            .hero-stat {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.07);
                padding: 8px 0;
            }

            .hero-stat:last-child {
                border-bottom: none;
            }
        }

        /* ===== 板块标题 ===== */
        .section-padding {
            padding: 88px 0;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.1);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .section-title {
            font-size: var(--font-size-title);
            font-weight: 800;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--color-text-muted);
            max-width: 680px;
            line-height: 1.8;
        }

        .section-head-center {
            text-align: center;
            margin-bottom: 52px;
        }

        .section-head-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 活动概览卡片 ===== */
        .benefit-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .benefit-card {
            background: var(--color-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), transparent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        .benefit-card:hover {
            background: var(--color-card-hover);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
            border-color: rgba(246, 185, 59, 0.25);
        }

        .benefit-card:hover::before {
            transform: scaleX(1);
        }

        .benefit-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            background: rgba(246, 185, 59, 0.12);
            color: var(--color-primary);
            margin-bottom: 20px;
            transition: var(--transition-base);
        }

        .benefit-card:hover .benefit-icon {
            transform: scale(1.05);
            background: var(--color-primary);
            color: #0b1220;
        }

        .benefit-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .benefit-card p {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        @media (max-width: 992px) {
            .benefit-grid {
                grid-template-columns: repeat(1, 1fr);
                gap: 20px;
            }
        }

        @media (min-width: 768px) and (max-width: 992px) {
            .benefit-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== 活动列表 ===== */
        .activity-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .activity-card {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .activity-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(246, 185, 59, 0.28);
        }

        .activity-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            border-radius: 0;
        }

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

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

        .activity-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(11, 18, 32, 0.7);
            backdrop-filter: blur(10px);
            color: var(--color-primary);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 30px;
            border: 1px solid rgba(246, 185, 59, 0.3);
            z-index: 2;
        }

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

        .activity-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.45;
        }

        .activity-body p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 18px;
        }

        .activity-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 14px;
        }

        .activity-date {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .activity-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.1);
            padding: 7px 18px;
            border-radius: 30px;
            transition: var(--transition-base);
        }

        .activity-btn:hover {
            background: var(--color-primary);
            color: #0b1220;
            transform: translateX(3px);
        }

        @media (max-width: 992px) {
            .activity-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 640px) {
            .activity-grid {
                grid-template-columns: 1fr;
            }

            .activity-body {
                padding: 18px;
            }
        }

        /* ===== 热门排行 ===== */
        .rank-section {
            background: var(--color-bg-deep);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .rank-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--color-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 18px 22px;
            border-radius: var(--radius-md);
            transition: var(--transition-base);
        }

        .rank-item:hover {
            background: var(--color-card-hover);
            border-color: rgba(246, 185, 59, 0.22);
            transform: translateX(6px);
        }

        .rank-number {
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--color-border);
            width: 40px;
            text-align: center;
            flex-shrink: 0;
        }

        .rank-item:nth-child(1) .rank-number {
            color: #f6b93b;
        }

        .rank-item:nth-child(2) .rank-number {
            color: #c0c8d6;
        }

        .rank-item:nth-child(3) .rank-number {
            color: #d89a6c;
        }

        .rank-info {
            flex: 1;
        }

        .rank-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .rank-info p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        .rank-reward {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(246, 185, 59, 0.1);
            padding: 6px 14px;
            border-radius: 30px;
            white-space: nowrap;
        }

        .rank-media {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            min-height: 360px;
        }

        .rank-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .rank-media-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 14, 24, 0.1) 0%, rgba(8, 14, 24, 0.85) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 32px;
        }

        .rank-media-overlay h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .rank-media-overlay p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 0;
        }

        @media (max-width: 992px) {
            .rank-wrap {
                grid-template-columns: 1fr;
            }

            .rank-media {
                min-height: 280px;
            }
        }

        /* ===== 参与流程 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .step-card {
            text-align: center;
            padding: 40px 20px;
            background: var(--color-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            position: relative;
            transition: var(--transition-base);
        }

        .step-card:hover {
            transform: translateY(-5px);
            background: var(--color-card-hover);
            border-color: rgba(246, 185, 59, 0.2);
        }

        .step-number {
            font-size: 0.85rem;
            font-weight: 700;
            color: #0b1220;
            background: var(--color-primary);
            width: 30px;
            height: 30px;
            line-height: 30px;
            border-radius: 50%;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 18px rgba(246, 185, 59, 0.3);
        }

        .step-icon {
            font-size: 2rem;
            color: var(--color-primary);
            margin-bottom: 18px;
        }

        .step-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin: 0;
        }

        @media (max-width: 992px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 540px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-bg-deep);
        }

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

        .faq-item {
            margin-bottom: 16px;
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: var(--transition-base);
            overflow: hidden;
        }

        .faq-item:hover {
            border-color: rgba(246, 185, 59, 0.2);
        }

        .faq-question {
            padding: 22px 28px;
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            position: relative;
            background: transparent;
            width: 100%;
            text-align: left;
            transition: var(--transition-base);
        }

        .faq-question i {
            color: var(--color-primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .faq-question .arrow {
            margin-left: auto;
            color: var(--color-text-muted);
            transition: transform 0.3s ease;
            font-size: 0.9rem;
        }

        .faq-answer {
            padding: 0 28px 22px;
            padding-left: 56px;
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.8;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

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

        .faq-item.open .faq-question {
            color: var(--color-primary-light);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 88px 0;
            background: linear-gradient(120deg, rgba(8, 14, 24, 0.75) 0%, rgba(20, 30, 50, 0.85) 100%),
                url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            text-align: center;
        }

        .cta-section h2 {
            font-size: var(--font-size-title);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 32px;
        }

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

        .btn-white {
            background: #ffffff;
            color: #0b1220;
        }

        .btn-white:hover {
            background: var(--color-primary-light);
            color: #080e18;
            transform: translateY(-3px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-bg-deep);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 64px 0 0;
        }

        .footer-brand {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 14px;
        }

        .footer-brand span {
            color: var(--color-primary);
        }

        .footer-desc {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            border-radius: 2px;
            background: var(--color-primary);
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition-base);
        }

        .footer-links a i {
            font-size: 0.8rem;
            color: var(--color-primary);
            transition: transform 0.3s ease;
        }

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

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

        .footer-contact {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 2.2;
            margin-bottom: 0;
        }

        .footer-contact i {
            color: var(--color-primary);
            width: 20px;
            margin-right: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 48px;
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 60px 0;
            }

            .site-footer {
                padding-top: 48px;
            }
        }

        /* ===== 通用动效 ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(28px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-up {
            animation: fadeInUp 0.65s ease-out both;
        }

/* roulang page: category3 */
:root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --accent: #fd79a8;
            --accent-light: #ffe0ea;
            --dark: #0f0e17;
            --dark-2: #1a1a2e;
            --dark-3: #242442;
            --text-light: #f5f6fa;
            --text-muted: #a4a4c0;
            --border-dark: rgba(255, 255, 255, 0.08);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.45);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.3);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --bg-body: #0f0e17;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Noto Sans SC', sans-serif;
            background-color: var(--bg-body);
            color: var(--text-light);
            line-height: 1.75;
            font-size: 16px;
            overflow-x: hidden;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(15, 14, 23, 0.92);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-dark);
            padding: 16px 0;
            transition: var(--transition);
        }

        .site-header.scrolled {
            padding: 10px 0;
            box-shadow: var(--shadow-lg);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            position: relative;
        }

        .brand-logo {
            font-size: 1.35rem;
            font-weight: 900;
            letter-spacing: 1px;
            color: var(--text-light);
            white-space: nowrap;
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .brand-logo span {
            font-weight: 700;
            font-size: 0.9em;
        }

        .brand-logo:hover {
            opacity: 0.85;
            transform: scale(1.02);
        }

        .nav-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 16px;
            border-radius: 50px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--text-light);
            background: rgba(108, 92, 231, 0.15);
        }

        .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-toggle {
            display: none;
        }

        .nav-toggle-label {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            color: var(--text-light);
            font-size: 1.15rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle-label:hover {
            background: rgba(108, 92, 231, 0.2);
            border-color: var(--primary);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 16px 24px 24px;
            gap: 6px;
            border-bottom: 1px solid var(--border-dark);
            background: rgba(15, 14, 23, 0.98);
        }

        .mobile-menu .nav-link {
            padding: 12px 16px;
            font-size: 1.05rem;
            border-radius: 12px;
        }

        .nav-toggle:checked~.mobile-menu {
            display: flex;
        }

        @media (max-width: 992px) {
            .nav-group-left,
            .nav-group-right {
                display: none;
            }

            .nav-toggle-label {
                display: flex;
            }

            .header-inner {
                justify-content: center;
            }

            .header-right {
                position: absolute;
                right: 24px;
                top: 50%;
                transform: translateY(-50%);
            }

            .brand-logo {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }

            .brand-logo {
                font-size: 1.05rem;
            }

            .header-right {
                right: 16px;
            }
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            padding: 110px 0 80px;
            background: linear-gradient(135deg, rgba(15, 14, 23, 0.92), rgba(26, 26, 46, 0.85)),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            border-bottom: 1px solid var(--border-dark);
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -30px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.25), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .banner-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--primary-light);
            background: rgba(108, 92, 231, 0.15);
            border: 1px solid rgba(108, 92, 231, 0.35);
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .banner-title {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 20px;
            background: linear-gradient(120deg, #fff 30%, var(--primary-light) 70%, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .banner-desc {
            font-size: 1.12rem;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .banner-meta {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 12px;
        }

        .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.92rem;
            color: var(--text-muted);
        }

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

        @media (max-width: 768px) {
            .page-banner {
                padding: 80px 0 60px;
            }

            .banner-title {
                font-size: 2.2rem;
            }

            .banner-desc {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .banner-title {
                font-size: 1.8rem;
            }

            .banner-meta {
                gap: 16px;
                flex-direction: column;
            }
        }

        /* Section Common */
        .section-pad {
            padding: 90px 0;
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary-light);
            margin-bottom: 14px;
        }

        .section-eyebrow::before,
        .section-eyebrow::after {
            content: '';
            width: 28px;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--primary-light));
        }

        .section-eyebrow::after {
            background: linear-gradient(90deg, var(--primary-light), transparent);
        }

        .section-title {
            font-size: 2.4rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-light);
        }

        .section-title span {
            color: var(--primary-light);
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: 60px 0;
            }

            .section-title {
                font-size: 1.8rem;
            }
        }

        /* Guide Cards */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .guide-card {
            background: linear-gradient(145deg, rgba(26, 26, 46, 0.85), rgba(15, 14, 23, 0.95));
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            height: 100%;
        }

        .guide-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .guide-card:hover {
            transform: translateY(-8px);
            border-color: rgba(108, 92, 231, 0.4);
            box-shadow: var(--shadow-md);
        }

        .guide-card:hover::before {
            opacity: 1;
        }

        .guide-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 22px;
            box-shadow: 0 8px 20px rgba(108, 92, 231, 0.35);
            transition: var(--transition);
        }

        .guide-card:hover .guide-icon {
            transform: rotate(-6deg) scale(1.05);
        }

        .guide-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

        .guide-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 20px;
        }

        .guide-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .guide-tag {
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.8rem;
            background: rgba(108, 92, 231, 0.12);
            color: var(--primary-light);
            border: 1px solid rgba(108, 92, 231, 0.2);
            transition: var(--transition);
        }

        .guide-tag:hover {
            background: rgba(108, 92, 231, 0.25);
            border-color: var(--primary);
        }

        @media (max-width: 992px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .guide-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Steps */
        .steps-section {
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.6), rgba(15, 14, 23, 0.8)),
                url('/assets/images/backpic/back-3.png') center center / cover fixed no-repeat;
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }

        .steps-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-item {
            position: relative;
            background: rgba(26, 26, 46, 0.75);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 36px 24px 28px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }

        .step-item:hover {
            border-color: rgba(108, 92, 231, 0.5);
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .step-num {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }

        .step-num::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 30px;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

        .step-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 18px 0 10px;
            color: #fff;
        }

        .step-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        @media (max-width: 992px) {
            .steps-wrapper {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 560px) {
            .steps-wrapper {
                grid-template-columns: 1fr;
            }
        }

        /* Content Cards */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .content-card {
            background: #161627;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
        }

        .content-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(108, 92, 231, 0.35);
        }

        .content-cover {
            position: relative;
            overflow: hidden;
            height: 200px;
        }

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

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

        .content-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(15, 14, 23, 0.7));
        }

        .content-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            padding: 5px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(108, 92, 231, 0.9);
            color: #fff;
            z-index: 2;
            backdrop-filter: blur(8px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        .content-card-body {
            padding: 26px 24px 28px;
        }

        .content-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.45;
            transition: var(--transition);
        }

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

        .content-card-body p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .content-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 0.82rem;
            color: #71718a;
            padding-top: 14px;
            border-top: 1px solid var(--border-dark);
        }

        .content-meta i {
            margin-right: 4px;
            color: var(--primary-light);
        }

        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Stats */
        .stats-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--dark-3));
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .stats-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
            z-index: 2;
        }

        .stat-item {
            text-align: center;
            padding: 28px 16px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .stat-num {
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 1px;
        }

        @media (max-width: 768px) {
            .stats-wrapper {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .stat-num {
                font-size: 2rem;
            }
        }

        /* FAQ */
        .faq-section {
            background: #12121e;
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: rgba(26, 26, 46, 0.7);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 0;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item summary {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 22px 28px;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-light);
            list-style: none;
            transition: var(--transition);
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary i {
            font-size: 0.9rem;
            color: var(--primary-light);
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 16px;
        }

        .faq-item[open] summary {
            color: var(--primary-light);
            border-bottom: 1px solid var(--border-dark);
        }

        .faq-item[open] summary i {
            transform: rotate(180deg);
        }

        .faq-item .faq-body {
            padding: 20px 28px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .faq-item:hover {
            border-color: rgba(108, 92, 231, 0.3);
        }

        @media (max-width: 520px) {
            .faq-item summary {
                padding: 18px 20px;
                font-size: 0.95rem;
            }

            .faq-item .faq-body {
                padding: 16px 20px;
            }
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(15, 14, 23, 0.95), rgba(26, 26, 46, 0.9)),
                url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            border-top: 1px solid var(--border-dark);
        }

        .cta-wrapper {
            text-align: center;
            background: rgba(26, 26, 46, 0.6);
            backdrop-filter: blur(14px);
            border: 1px solid var(--border-dark);
            border-radius: 28px;
            padding: 56px 40px;
            max-width: 860px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }

        .cta-wrapper::before {
            content: '';
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.2), transparent 70%);
        }

        .cta-wrapper h2 {
            font-size: 2rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
        }

        .cta-wrapper p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto 32px;
            position: relative;
            line-height: 1.8;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: none;
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.4);
            transition: var(--transition);
            position: relative;
        }

        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(108, 92, 231, 0.55);
            color: #fff;
        }

        .btn-cta:active {
            transform: translateY(0);
            box-shadow: 0 6px 18px rgba(108, 92, 231, 0.4);
        }

        .btn-cta i {
            transition: transform 0.3s;
        }

        .btn-cta:hover i {
            transform: translateX(4px);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 34px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: var(--primary-light);
            color: #fff;
        }

        @media (max-width: 520px) {
            .cta-wrapper {
                padding: 40px 20px;
                border-radius: 20px;
            }

            .cta-wrapper h2 {
                font-size: 1.6rem;
            }

            .cta-btns {
                display: flex;
                flex-direction: column;
                gap: 12px;
                align-items: center;
            }
        }

        /* Footer */
        .site-footer {
            background: #0c0b14;
            border-top: 1px solid var(--border-dark);
            padding-top: 70px;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--text-light);
            margin-bottom: 16px;
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .footer-brand span {
            font-size: 0.92em;
        }

        .footer-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 360px;
        }

        .footer-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

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

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            font-size: 0.92rem;
            color: var(--text-muted);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a i {
            font-size: 0.75rem;
            color: var(--primary-light);
            transition: transform 0.3s;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-links a:hover i {
            transform: translateX(3px);
        }

        .footer-contact {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 2.2;
        }

        .footer-contact i {
            width: 20px;
            color: var(--primary-light);
            margin-right: 6px;
        }

        .footer-bottom {
            margin-top: 60px;
            padding: 22px 0;
            border-top: 1px solid var(--border-dark);
            text-align: center;
            font-size: 0.88rem;
            color: #71718a;
        }

        @media (max-width: 992px) {
            .footer-desc {
                max-width: 100%;
            }

            .footer-contact {
                margin-bottom: 0;
            }
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 4px;
            border-radius: 4px;
        }

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

        .animate-fade-up {
            animation: fadeInUp 0.7s ease forwards;
        }

        .delay-1 {
            animation-delay: 0.1s;
        }

        .delay-2 {
            animation-delay: 0.2s;
        }

        .delay-3 {
            animation-delay: 0.3s;
        }