/* roulang page: index */
:root {
            --brand-primary: #00b5e5;
            --brand-neon: #fb7299;
            --brand-purple: #7033ff;
            --brand-dark: #12141d;
            --brand-light: #f6f7fb;
            --text-main: #1f2329;
            --text-muted: #646a73;
            --card-border: #eaecf1;
            --radius-lg: 16px;
            --radius-md: 10px;
            --shadow-subtle: 0 8px 30px rgba(0, 0, 0, 0.04);
            --shadow-neon: 0 4px 20px rgba(251, 114, 153, 0.25);
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            background-color: #fbfcfd;
            line-height: 1.7;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--brand-neon);
        }

        /* 顶部通栏白底内容平台导航 */
        .site-header {
            background: #ffffff;
            box-shadow: 0 2px 16px rgba(0,0,0,0.06);
            border-bottom: 1px solid #edf0f5;
            position: sticky;
            top: 0;
            z-index: 1020;
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--brand-dark);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .navbar-brand i {
            color: var(--brand-neon);
            font-size: 1.5rem;
        }

        .nav-link {
            font-weight: 600;
            color: #4b525d !important;
            padding: 0.6rem 1.1rem !important;
            border-radius: 8px;
            transition: all 0.2s ease;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--brand-neon) !important;
            background: rgba(251, 114, 153, 0.08);
        }

        .search-pill {
            background: #f1f3f7;
            border-radius: 50px;
            padding: 6px 16px;
            border: 1px solid transparent;
            transition: 0.3s;
        }

        .search-pill:focus-within {
            background: #fff;
            border-color: var(--brand-neon);
            box-shadow: 0 0 0 3px rgba(251,114,153,0.15);
        }

        .search-pill input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 0.9rem;
            width: 170px;
        }

        .btn-brand-primary {
            background: linear-gradient(135deg, var(--brand-neon) 0%, #ff4d79 100%);
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            padding: 8px 22px;
            box-shadow: var(--shadow-neon);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .btn-brand-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(251,114,153,0.4);
        }

        .btn-brand-outline {
            border: 2px solid var(--brand-neon);
            color: var(--brand-neon);
            background: #fff;
            font-weight: 600;
            border-radius: 50px;
            padding: 6px 20px;
        }

        .btn-brand-outline:hover {
            background: var(--brand-neon);
            color: #fff;
        }

        /* Hero: 创作者主页头图风格 */
        .creator-hero-wrapper {
            background: #ffffff;
            border-bottom: 1px solid var(--card-border);
            padding-bottom: 2rem;
            margin-bottom: 2rem;
        }

        .creator-banner {
            height: 240px;
            width: 100%;
            background-size: cover;
            background-position: center;
            border-radius: 0 0 24px 24px;
            position: relative;
        }

        .creator-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.6));
            border-radius: 0 0 24px 24px;
        }

        .creator-info-row {
            margin-top: -65px;
            position: relative;
            z-index: 10;
        }

        .creator-avatar {
            width: 130px;
            height: 130px;
            border-radius: 50%;
            border: 5px solid #ffffff;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            background: #ffffff;
            object-fit: cover;
        }

        .badge-live-neon {
            background: #00f0ff;
            color: #0d1222;
            font-weight: 800;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            letter-spacing: 0.5px;
            display: inline-block;
        }

        .stat-badge-item {
            background: #f4f6fa;
            border: 1px solid #e5e9f2;
            border-radius: 12px;
            padding: 10px 18px;
            text-align: center;
        }

        .stat-badge-item .num {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--brand-dark);
            line-height: 1.2;
        }

        .stat-badge-item .lbl {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 统一内容板块卡片 */
        .content-card {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-subtle);
            height: 100%;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0,0,0,0.07);
        }

        .section-header {
            margin-bottom: 28px;
            position: relative;
        }

        .section-header .sub-badge {
            color: var(--brand-neon);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: block;
            margin-bottom: 6px;
        }

        .section-header h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-dark);
            margin-bottom: 10px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        .post-card-item {
            border-radius: var(--radius-md);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--card-border);
            transition: 0.2s;
        }

        .post-card-item:hover {
            border-color: #ffd1dc;
            box-shadow: 0 8px 24px rgba(251,114,153,0.12);
        }

        .post-thumb {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

        .rank-number {
            width: 32px;
            height: 32px;
            line-height: 32px;
            text-align: center;
            border-radius: 8px;
            font-weight: 800;
            font-size: 1rem;
            display: inline-block;
        }

        .rank-top {
            background: linear-gradient(135deg, #ff5b84, #fb7299);
            color: #fff;
        }

        .rank-normal {
            background: #eef2f7;
            color: #5d6778;
        }

        /* 专题条横滑霓虹卡 */
        .topic-strip {
            background: linear-gradient(135deg, #0e1320 0%, #171f33 100%);
            border-radius: var(--radius-lg);
            padding: 30px;
            color: #fff;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(0, 240, 255, 0.2);
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        }

        .topic-pill {
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.9rem;
            color: #e2e8f0;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: 0.25s;
        }

        .topic-pill:hover {
            background: var(--brand-neon);
            color: #fff;
            border-color: var(--brand-neon);
        }

        /* 前后对比 */
        .compare-box {
            border-radius: var(--radius-md);
            padding: 20px;
            height: 100%;
        }

        .compare-old {
            background: #fdf5f5;
            border: 1px dashed #f2afaf;
        }

        .compare-new {
            background: #f0fbf9;
            border: 1px solid #73d9c7;
        }

        /* 流程步骤 Bracket */
        .step-bracket-card {
            position: relative;
            padding: 20px;
            background: #ffffff;
            border-radius: 12px;
            border: 1px solid #eaecf1;
        }

        .step-index {
            position: absolute;
            top: -12px;
            left: 20px;
            background: var(--brand-purple);
            color: #fff;
            padding: 2px 10px;
            font-size: 0.75rem;
            font-weight: 700;
            border-radius: 20px;
        }

        /* 社区口碑评价卡片 */
        .review-bubble {
            background: #f9fbfd;
            border: 1px solid #eef2f7;
            border-radius: 14px;
            padding: 20px;
            position: relative;
        }

        .review-bubble::after {
            content: "";
            position: absolute;
            bottom: -10px;
            left: 30px;
            border-width: 10px 10px 0;
            border-style: solid;
            border-color: #f9fbfd transparent;
            display: block;
            width: 0;
        }

        /* 统一页脚 */
        .site-footer {
            background: #11141c;
            color: #8c93a4;
            padding: 60px 0 30px;
            font-size: 0.9rem;
            border-top: 1px solid #202636;
        }

        .site-footer h5 {
            color: #ffffff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

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

        .site-footer ul li a:hover {
            color: #ffffff;
        }

        .footer-copyright {
            border-top: 1px solid #1f2537;
            padding-top: 25px;
            margin-top: 40px;
            text-align: center;
            font-size: 0.85rem;
        }

        @media (max-width: 768px) {
            .creator-banner { height: 160px; }
            .creator-avatar { width: 90px; height: 90px; margin-top: -45px; }
            .search-pill input { width: 120px; }
            .section-header h2 { font-size: 1.35rem; }
        }

/* roulang page: category1 */
:root {
        --brand-primary: #00b5e5;
        --brand-neon: #fb7299;
        --brand-purple: #7033ff;
        --brand-dark: #12141d;
        --brand-light: #f6f7fb;
        --text-main: #1f2329;
        --text-muted: #646a73;
        --card-border: #eaecf1;
        --radius-lg: 16px;
        --radius-md: 10px;
        --shadow-subtle: 0 8px 30px rgba(0, 0, 0, 0.04);
        --shadow-neon: 0 4px 20px rgba(251, 114, 153, 0.25);
    }
    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        color: var(--text-main);
        background-color: #fbfcfd;
        line-height: 1.7;
        overflow-x: hidden;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: all 0.25s ease;
    }
    a:hover {
        color: var(--brand-neon);
    }
    .site-header {
        background: #ffffff;
        box-shadow: 0 2px 16px rgba(0,0,0,0.06);
        border-bottom: 1px solid #edf0f5;
        position: sticky;
        top: 0;
        z-index: 1020;
    }
    .navbar-brand {
        font-weight: 800;
        font-size: 1.25rem;
        color: var(--brand-dark);
        letter-spacing: -0.5px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .navbar-brand i {
        color: var(--brand-neon);
        font-size: 1.5rem;
    }
    .nav-link {
        font-weight: 600;
        color: #4b525d !important;
        padding: 0.6rem 1.1rem !important;
        border-radius: 8px;
        transition: all 0.2s ease;
    }
    .nav-link:hover, .nav-link.active {
        color: var(--brand-neon) !important;
        background: rgba(251, 114, 153, 0.08);
    }
    .search-pill {
        background: #f1f3f7;
        border-radius: 50px;
        padding: 6px 16px;
        border: 1px solid transparent;
        transition: 0.3s;
    }
    .search-pill:focus-within {
        background: #fff;
        border-color: var(--brand-neon);
        box-shadow: 0 0 0 3px rgba(251,114,153,0.15);
    }
    .search-pill input {
        border: none;
        outline: none;
        background: transparent;
        font-size: 0.9rem;
        width: 170px;
    }
    .btn-brand-primary {
        background: linear-gradient(135deg, var(--brand-neon) 0%, #ff4d79 100%);
        color: #fff;
        border: none;
        border-radius: 50px;
        font-weight: 600;
        padding: 8px 22px;
        box-shadow: var(--shadow-neon);
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .btn-brand-primary:hover {
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 6px 25px rgba(251,114,153,0.4);
    }
    .btn-brand-outline {
        border: 2px solid var(--brand-neon);
        color: var(--brand-neon);
        background: #fff;
        font-weight: 600;
        border-radius: 50px;
        padding: 6px 20px;
    }
    .btn-brand-outline:hover {
        background: var(--brand-neon);
        color: #fff;
    }
    /* 卡片堆叠首屏 (D蓝图定制) */
    .hero-stacked-section {
        background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
        padding: 50px 0 70px;
        position: relative;
        border-bottom: 1px solid var(--card-border);
    }
    .stacked-container {
        position: relative;
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 420px;
    }
    .card-stack-main {
        position: relative;
        z-index: 3;
        width: 100%;
        max-width: 480px;
        background: #fff;
        border-radius: 20px;
        overflow: hidden;
        box-shadow: 0 20px 40px rgba(18, 20, 29, 0.15);
        border: 1px solid rgba(251, 114, 153, 0.3);
        transform: scale(1.03);
    }
    .card-stack-side-left {
        position: absolute;
        left: 20px;
        z-index: 1;
        width: 380px;
        background: #fff;
        border-radius: 16px;
        overflow: hidden;
        box-shadow: 0 12px 30px rgba(0,0,0,0.08);
        border: 1px solid var(--card-border);
        transform: rotate(-5deg) translateY(10px);
        opacity: 0.88;
        display: none;
    }
    .card-stack-side-right {
        position: absolute;
        right: 20px;
        z-index: 2;
        width: 380px;
        background: #fff;
        border-radius: 16px;
        overflow: hidden;
        box-shadow: 0 12px 30px rgba(0,0,0,0.08);
        border: 1px solid var(--card-border);
        transform: rotate(5deg) translateY(15px);
        opacity: 0.92;
        display: none;
    }
    @media (min-width: 992px) {
        .card-stack-side-left, .card-stack-side-right {
            display: block;
        }
    }
    .stacked-thumb {
        position: relative;
        width: 100%;
        height: 240px;
        overflow: hidden;
    }
    .stacked-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .stacked-badge {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(18, 20, 29, 0.78);
        backdrop-filter: blur(6px);
        color: #00f0ff;
        font-weight: 700;
        font-size: 0.78rem;
        padding: 4px 12px;
        border-radius: 20px;
        border: 1px solid rgba(0, 240, 255, 0.4);
    }
    .stacked-content {
        padding: 20px 24px;
    }
    /* Section通用系统 */
    .section-wrap {
        padding: 64px 0;
    }
    .section-wrap-alt {
        background-color: #f7f9fc;
        border-top: 1px solid #edf0f5;
        border-bottom: 1px solid #edf0f5;
    }
    .section-header {
        margin-bottom: 36px;
    }
    .section-header .sub-badge {
        color: var(--brand-neon);
        font-size: 0.85rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 1px;
        display: inline-block;
        margin-bottom: 8px;
        background: rgba(251, 114, 153, 0.1);
        padding: 3px 12px;
        border-radius: 20px;
    }
    .section-header h2 {
        font-size: 1.85rem;
        font-weight: 800;
        color: var(--brand-dark);
        margin-bottom: 12px;
    }
    .section-header p {
        color: var(--text-muted);
        font-size: 1rem;
        margin-bottom: 0;
    }
    /* 内容卡片 */
    .content-card {
        background: #ffffff;
        border: 1px solid var(--card-border);
        border-radius: var(--radius-lg);
        padding: 24px;
        box-shadow: var(--shadow-subtle);
        height: 100%;
        transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .content-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 16px 36px rgba(0,0,0,0.07);
    }
    .drama-poster-card {
        border-radius: 12px;
        background: #fff;
        border: 1px solid var(--card-border);
        overflow: hidden;
        height: 100%;
        display: flex;
        flex-direction: column;
        transition: all 0.25s ease;
    }
    .drama-poster-card:hover {
        border-color: var(--brand-neon);
        box-shadow: 0 10px 28px rgba(251, 114, 153, 0.15);
        transform: translateY(-3px);
    }
    .drama-poster-card .poster-img-wrap {
        height: 200px;
        width: 100%;
        position: relative;
        overflow: hidden;
    }
    .drama-poster-card .poster-img-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .drama-poster-card:hover .poster-img-wrap img {
        transform: scale(1.05);
    }
    .drama-poster-card .tag-overlay {
        position: absolute;
        bottom: 8px;
        right: 8px;
        background: rgba(0, 0, 0, 0.75);
        color: #fff;
        font-size: 0.72rem;
        padding: 2px 8px;
        border-radius: 6px;
    }
    .drama-info {
        padding: 16px;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    /* 矩阵与参数表 */
    .tech-spec-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: #f0f3f8;
        color: #434c5e;
        font-size: 0.8rem;
        padding: 4px 10px;
        border-radius: 6px;
        font-weight: 500;
    }
    .neon-pill-dark {
        background: #181c27;
        color: #00f0ff;
        border: 1px solid #28334a;
        padding: 6px 14px;
        border-radius: 20px;
        font-size: 0.85rem;
    }
    /* 评价与反馈卡片 */
    .testimonial-box {
        background: #ffffff;
        border: 1px solid var(--card-border);
        border-radius: var(--radius-lg);
        padding: 22px;
        position: relative;
        height: 100%;
    }
    .user-avatar-circle {
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: linear-gradient(135deg, #00b5e5, #fb7299);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-weight: 700;
    }
    /* 行动转化区 */
    .stream-cta-panel {
        background: linear-gradient(135deg, #111420 0%, #1f2538 100%);
        border-radius: 20px;
        padding: 50px 30px;
        color: #fff;
        position: relative;
        overflow: hidden;
        border: 1px solid #2e374f;
    }
    .stream-cta-panel::before {
        content: "";
        position: absolute;
        top: -60px;
        right: -60px;
        width: 200px;
        height: 200px;
        background: radial-gradient(circle, rgba(251,114,153,0.3) 0%, transparent 70%);
        border-radius: 50%;
    }
    /* 页脚 */
    .footer-wrap {
        background: #12141d;
        color: #8f9cae;
        padding: 60px 0 24px;
        border-top: 1px solid #232734;
    }
    .footer-wrap h5 {
        color: #ffffff;
    }
    .site-logo {
        font-weight: 800;
        font-size: 1.15rem;
        color: #ffffff;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .footer-link {
        color: #8f9cae;
        transition: 0.2s;
    }
    .footer-link:hover {
        color: var(--brand-neon);
    }
    @media (max-width: 768px) {
        .section-wrap {
            padding: 42px 0;
        }
        .hero-stacked-section {
            padding: 30px 0 50px;
        }
    }

/* roulang page: category2 */
:root {
            --brand-primary: #00b5e5;
            --brand-neon: #fb7299;
            --brand-purple: #7033ff;
            --brand-dark: #12141d;
            --brand-light: #f6f7fb;
            --text-main: #1f2329;
            --text-muted: #646a73;
            --card-border: #eaecf1;
            --radius-lg: 16px;
            --radius-md: 10px;
            --shadow-subtle: 0 8px 30px rgba(0, 0, 0, 0.04);
            --shadow-neon: 0 4px 20px rgba(251, 114, 153, 0.25);
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            background-color: #fbfcfd;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-neon);
        }
        .site-header {
            background: #ffffff;
            box-shadow: 0 2px 16px rgba(0,0,0,0.06);
            border-bottom: 1px solid #edf0f5;
            position: sticky;
            top: 0;
            z-index: 1020;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--brand-dark);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .navbar-brand i {
            color: var(--brand-neon);
            font-size: 1.4rem;
        }
        .nav-link {
            font-weight: 600;
            color: #4b525d !important;
            padding: 0.6rem 1.1rem !important;
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--brand-neon) !important;
            background: rgba(251, 114, 153, 0.08);
        }
        .search-pill {
            background: #f1f3f7;
            border-radius: 50px;
            padding: 6px 16px;
            border: 1px solid transparent;
            transition: 0.3s;
        }
        .search-pill:focus-within {
            background: #fff;
            border-color: var(--brand-neon);
            box-shadow: 0 0 0 3px rgba(251,114,153,0.15);
        }
        .search-pill input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 0.9rem;
            width: 170px;
        }
        .btn-brand-primary {
            background: linear-gradient(135deg, var(--brand-neon) 0%, #ff4d79 100%);
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            padding: 8px 22px;
            box-shadow: var(--shadow-neon);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .btn-brand-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(251,114,153,0.4);
        }
        .btn-brand-outline {
            border: 2px solid var(--brand-neon);
            color: var(--brand-neon);
            background: #fff;
            font-weight: 600;
            border-radius: 50px;
            padding: 6px 20px;
        }
        .btn-brand-outline:hover {
            background: var(--brand-neon);
            color: #fff;
        }
        .content-card {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-subtle);
            height: 100%;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0,0,0,0.07);
        }
        .section-header {
            margin-bottom: 28px;
            position: relative;
        }
        .section-header .sub-badge {
            color: var(--brand-neon);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: block;
            margin-bottom: 6px;
        }
        .section-header h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-dark);
            margin-bottom: 10px;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 0;
        }
        .section-py {
            padding: 4rem 0;
        }
        .section-light {
            background: #ffffff;
        }
        .section-muted {
            background: #f8fafc;
            border-top: 1px solid var(--card-border);
            border-bottom: 1px solid var(--card-border);
        }
        .section-dark {
            background: var(--brand-dark);
            color: #ffffff;
        }
        .portal-hero-section {
            background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
            border-bottom: 1px solid var(--card-border);
            padding: 3.5rem 0 4rem;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(251, 114, 153, 0.1);
            color: var(--brand-neon);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .hero-main-title {
            font-size: 2.3rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--brand-dark);
            margin-bottom: 1.2rem;
        }
        .hero-summary {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 2rem;
        }
        .quick-entry-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .entry-box {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 18px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.25s ease;
        }
        .entry-box:hover {
            border-color: var(--brand-neon);
            box-shadow: 0 10px 24px rgba(251, 114, 153, 0.12);
            transform: translateY(-3px);
        }
        .entry-icon-wrap {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(0, 181, 229, 0.1);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin-bottom: 12px;
        }
        .entry-icon-wrap.pink {
            background: rgba(251, 114, 153, 0.1);
            color: var(--brand-neon);
        }
        .entry-icon-wrap.purple {
            background: rgba(112, 51, 255, 0.1);
            color: var(--brand-purple);
        }
        .film-poster-card {
            border-radius: var(--radius-md);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--card-border);
            transition: 0.25s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .film-poster-card:hover {
            transform: translateY(-4px);
            border-color: var(--brand-neon);
            box-shadow: 0 12px 28px rgba(0,0,0,0.08);
        }
        .film-poster-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: #12141d;
        }
        .film-poster-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .film-poster-card:hover .film-poster-img-wrap img {
            transform: scale(1.05);
        }
        .film-pill-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(18, 20, 29, 0.85);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 20px;
            border: 1px solid rgba(255,255,255,0.2);
        }
        .film-rate-tag {
            position: absolute;
            bottom: 12px;
            left: 12px;
            background: var(--brand-neon);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 800;
            padding: 2px 8px;
            border-radius: 4px;
        }
        .film-poster-body {
            padding: 16px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .bracket-pipeline-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .bracket-node {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
        }
        .bracket-node::after {
            content: "→";
            position: absolute;
            right: -15px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.4rem;
            color: var(--brand-neon);
            font-weight: bold;
            z-index: 2;
        }
        .bracket-node:last-child::after {
            display: none;
        }
        .spec-table-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--card-border);
            overflow: hidden;
        }
        .spec-table-row {
            display: grid;
            grid-template-columns: 200px 1fr 140px;
            padding: 18px 24px;
            border-bottom: 1px solid #edf0f5;
            align-items: center;
        }
        .spec-table-row:last-child {
            border-bottom: none;
        }
        .spec-table-row:nth-child(even) {
            background: #fbfcfe;
        }
        .review-quote-box {
            background: #ffffff;
            border-left: 4px solid var(--brand-neon);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px;
            border-top: 1px solid var(--card-border);
            border-right: 1px solid var(--card-border);
            border-bottom: 1px solid var(--card-border);
            height: 100%;
        }
        .news-line-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            border-bottom: 1px dashed var(--card-border);
        }
        .news-line-item:last-child {
            border-bottom: none;
        }
        .footer-wrap {
            background: #ffffff;
            border-top: 1px solid var(--card-border);
            padding: 4rem 0 2rem;
        }
        .footer-link {
            color: var(--text-muted);
            transition: 0.2s;
        }
        .footer-link:hover {
            color: var(--brand-neon);
            padding-left: 4px;
        }
        @media (max-width: 991px) {
            .quick-entry-grid {
                margin-top: 2rem;
            }
            .bracket-pipeline-wrap {
                grid-template-columns: repeat(2, 1fr);
            }
            .bracket-node::after {
                display: none;
            }
            .spec-table-row {
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }
        @media (max-width: 575px) {
            .quick-entry-grid {
                grid-template-columns: 1fr;
            }
            .bracket-pipeline-wrap {
                grid-template-columns: 1fr;
            }
            .hero-main-title {
                font-size: 1.8rem;
            }
        }

/* roulang page: category3 */
:root {
      --brand-primary: #00b5e5;
      --brand-neon: #fb7299;
      --brand-purple: #7033ff;
      --brand-dark: #12141d;
      --brand-light: #f6f7fb;
      --text-main: #1f2329;
      --text-muted: #646a73;
      --card-border: #eaecf1;
      --radius-lg: 16px;
      --radius-md: 10px;
      --shadow-subtle: 0 8px 30px rgba(0, 0, 0, 0.04);
      --shadow-neon: 0 4px 20px rgba(251, 114, 153, 0.25);
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #fbfcfd;
      line-height: 1.7;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--brand-neon);
    }
    .site-header {
      background: #ffffff;
      box-shadow: 0 2px 16px rgba(0,0,0,0.06);
      border-bottom: 1px solid #edf0f5;
      position: sticky;
      top: 0;
      z-index: 1020;
    }
    .navbar-brand {
      font-weight: 800;
      font-size: 1.25rem;
      color: var(--brand-dark);
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .navbar-brand i {
      color: var(--brand-neon);
      font-size: 1.5rem;
    }
    .nav-link {
      font-weight: 600;
      color: #4b525d !important;
      padding: 0.6rem 1.1rem !important;
      border-radius: 8px;
      transition: all 0.2s ease;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--brand-neon) !important;
      background: rgba(251, 114, 153, 0.08);
    }
    .search-pill {
      background: #f1f3f7;
      border-radius: 50px;
      padding: 6px 16px;
      border: 1px solid transparent;
      transition: 0.3s;
    }
    .search-pill:focus-within {
      background: #fff;
      border-color: var(--brand-neon);
      box-shadow: 0 0 0 3px rgba(251,114,153,0.15);
    }
    .search-pill input {
      border: none;
      outline: none;
      background: transparent;
      font-size: 0.9rem;
      width: 170px;
    }
    .btn-brand-primary {
      background: linear-gradient(135deg, var(--brand-neon) 0%, #ff4d79 100%);
      color: #fff;
      border: none;
      border-radius: 50px;
      font-weight: 600;
      padding: 8px 22px;
      box-shadow: var(--shadow-neon);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .btn-brand-primary:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 6px 25px rgba(251,114,153,0.4);
    }
    .btn-brand-outline {
      border: 2px solid var(--brand-neon);
      color: var(--brand-neon);
      background: #fff;
      font-weight: 600;
      border-radius: 50px;
      padding: 6px 20px;
    }
    .btn-brand-outline:hover {
      background: var(--brand-neon);
      color: #fff;
    }
    .dl-hero-banner {
      background: linear-gradient(135deg, #12141d 0%, #1e2235 100%);
      padding: 4.5rem 0 3.5rem;
      position: relative;
      color: #ffffff;
      border-bottom: 3px solid var(--brand-neon);
    }
    .dl-search-box {
      max-width: 650px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 50px;
      padding: 8px 12px;
      display: flex;
      align-items: center;
    }
    .dl-search-box input {
      border: none;
      background: transparent;
      color: #fff;
      outline: none;
      flex: 1;
      padding: 8px 16px;
      font-size: 1rem;
    }
    .dl-search-box input::placeholder {
      color: #b0b7c3;
    }
    .quick-tag-badge {
      display: inline-block;
      padding: 5px 14px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.08);
      color: #d1d5db;
      font-size: 0.82rem;
      margin: 4px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      transition: all 0.2s;
    }
    .quick-tag-badge:hover {
      background: var(--brand-neon);
      color: #fff;
      border-color: var(--brand-neon);
    }
    .section-wrap {
      padding: 3.5rem 0;
    }
    .section-wrap-alt {
      background-color: #f4f6fb;
      padding: 3.5rem 0;
    }
    .content-card {
      background: #ffffff;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-subtle);
      height: 100%;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .content-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0,0,0,0.07);
    }
    .section-header {
      margin-bottom: 28px;
    }
    .section-header .sub-badge {
      color: var(--brand-neon);
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      display: block;
      margin-bottom: 6px;
    }
    .section-header h2 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--brand-dark);
      margin-bottom: 10px;
    }
    .section-header p {
      color: var(--text-muted);
      font-size: 0.95rem;
      margin-bottom: 0;
    }
    .spec-table-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--card-border);
      overflow: hidden;
      box-shadow: var(--shadow-subtle);
    }
    .spec-table-box th {
      background: #f8fafc;
      color: var(--brand-dark);
      font-weight: 700;
      padding: 14px 18px;
      font-size: 0.9rem;
    }
    .spec-table-box td {
      padding: 14px 18px;
      font-size: 0.88rem;
      vertical-align: middle;
      border-bottom: 1px solid #edf0f5;
    }
    .step-bracket-wrap {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 20px;
      position: relative;
    }
    .bracket-step-item {
      background: #ffffff;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }
    .bracket-step-item .step-num {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--brand-primary);
      color: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      margin-bottom: 15px;
    }
    .pricing-card {
      background: #ffffff;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 30px;
      position: relative;
      height: 100%;
    }
    .pricing-card.featured {
      border: 2px solid var(--brand-neon);
      box-shadow: var(--shadow-neon);
    }
    .pricing-card .badge-top {
      position: absolute;
      top: -12px;
      right: 20px;
      background: var(--brand-neon);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
    }
    .download-item-card {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 16px 20px;
      background: #fff;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      transition: 0.2s;
    }
    .download-item-card:hover {
      border-color: var(--brand-neon);
      background: #fffdfd;
    }
    .footer-wrap {
      background: #ffffff;
      border-top: 1px solid #edf0f5;
      padding: 4rem 0 2rem;
    }
    .footer-link {
      color: var(--text-muted);
      transition: 0.2s;
    }
    .footer-link:hover {
      color: var(--brand-neon);
    }
    .site-logo {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--brand-dark);
      display: flex;
      align-items: center;
      gap: 8px;
    }

/* roulang page: category4 */
:root {
            --brand-primary: #00b5e5;
            --brand-neon: #fb7299;
            --brand-purple: #7033ff;
            --brand-dark: #12141d;
            --brand-light: #f6f7fb;
            --text-main: #1f2329;
            --text-muted: #646a73;
            --card-border: #eaecf1;
            --radius-lg: 16px;
            --radius-md: 10px;
            --shadow-subtle: 0 8px 30px rgba(0, 0, 0, 0.04);
            --shadow-neon: 0 4px 20px rgba(251, 114, 153, 0.25);
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            background-color: #fbfcfd;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-neon);
        }
        .site-header {
            background: #ffffff;
            box-shadow: 0 2px 16px rgba(0,0,0,0.06);
            border-bottom: 1px solid #edf0f5;
            position: sticky;
            top: 0;
            z-index: 1020;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--brand-dark);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .navbar-brand i {
            color: var(--brand-neon);
            font-size: 1.5rem;
        }
        .nav-link {
            font-weight: 600;
            color: #4b525d !important;
            padding: 0.6rem 1.1rem !important;
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--brand-neon) !important;
            background: rgba(251, 114, 153, 0.08);
        }
        .search-pill {
            background: #f1f3f7;
            border-radius: 50px;
            padding: 6px 16px;
            border: 1px solid transparent;
            transition: 0.3s;
        }
        .search-pill:focus-within {
            background: #fff;
            border-color: var(--brand-neon);
            box-shadow: 0 0 0 3px rgba(251,114,153,0.15);
        }
        .search-pill input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 0.9rem;
            width: 170px;
        }
        .btn-brand-primary {
            background: linear-gradient(135deg, var(--brand-neon) 0%, #ff4d79 100%);
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            padding: 8px 22px;
            box-shadow: var(--shadow-neon);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .btn-brand-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(251,114,153,0.4);
        }
        .btn-brand-outline {
            border: 2px solid var(--brand-neon);
            color: var(--brand-neon);
            background: #fff;
            font-weight: 600;
            border-radius: 50px;
            padding: 7px 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.25s ease;
        }
        .btn-brand-outline:hover {
            background: var(--brand-neon);
            color: #fff;
        }

        /* 比较选型 Hero 区 */
        .tier-hero-section {
            background: radial-gradient(circle at top right, rgba(0, 181, 229, 0.08), transparent 40%), linear-gradient(180deg, #ffffff 0%, #f4f6fa 100%);
            padding: 60px 0 70px;
            border-bottom: 1px solid var(--card-border);
            position: relative;
        }
        .tier-card {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            position: relative;
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .tier-card.featured {
            border: 2px solid var(--brand-neon);
            box-shadow: 0 16px 40px rgba(251, 114, 153, 0.18);
            transform: translateY(-10px);
            background: linear-gradient(180deg, #ffffff 0%, #fff7f9 100%);
        }
        .tier-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.08);
        }
        .tier-card.featured:hover {
            transform: translateY(-14px);
            box-shadow: 0 20px 48px rgba(251, 114, 153, 0.28);
        }
        .tier-badge-top {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(90deg, #fb7299, #ff3366);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: 20px;
            text-transform: uppercase;
            box-shadow: 0 4px 12px rgba(251, 114, 153, 0.4);
            white-space: nowrap;
        }

        /* 内容板块通用 */
        .content-section {
            padding: 70px 0;
            border-bottom: 1px solid #edf0f5;
        }
        .content-section.bg-alt {
            background-color: #f7f9fc;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-badge {
            display: inline-block;
            background: rgba(251, 114, 153, 0.1);
            color: var(--brand-neon);
            font-weight: 700;
            font-size: 0.82rem;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-title {
            font-size: 1.85rem;
            font-weight: 800;
            color: var(--brand-dark);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 720px;
        }

        /* 矩阵功能卡片 */
        .feature-box {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px;
            height: 100%;
            transition: all 0.25s ease;
        }
        .feature-box:hover {
            border-color: var(--brand-neon);
            box-shadow: 0 10px 24px rgba(251, 114, 153, 0.08);
            transform: translateY(-3px);
        }
        .feature-box .icon-wrap {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: #f1f7ff;
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 18px;
        }
        .feature-box:nth-child(2n) .icon-wrap {
            background: #fff0f4;
            color: var(--brand-neon);
        }

        /* 场景展示横幅 */
        .scene-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--card-border);
            overflow: hidden;
            box-shadow: var(--shadow-subtle);
            height: 100%;
        }
        .scene-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .scene-card:hover img {
            transform: scale(1.04);
        }

        /* 深度案例与大图演示 */
        .showcase-container {
            background: #12141d;
            border-radius: 20px;
            overflow: hidden;
            color: #ffffff;
        }
        .showcase-img {
            width: 100%;
            height: 100%;
            min-height: 340px;
            object-fit: cover;
        }
        .tag-pill {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            color: #00f0ff;
            font-size: 0.78rem;
            padding: 3px 10px;
            border-radius: 4px;
            margin-right: 6px;
            margin-bottom: 8px;
        }

        /* 评价墙与口碑 */
        .review-card {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 24px;
            height: 100%;
            position: relative;
        }
        .avatar-circle {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, #fb7299, #7033ff);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .rating-stars {
            color: #ffb800;
            font-size: 0.85rem;
        }

        /* 资讯与长评列表 */
        .article-strip {
            background: #ffffff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 16px;
            transition: all 0.25s ease;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .article-strip:hover {
            border-color: var(--brand-neon);
            box-shadow: 0 8px 20px rgba(0,0,0,0.04);
            transform: translateX(4px);
        }

        /* 转化区 */
        .cta-banner {
            background: radial-gradient(circle at 80% 20%, rgba(251, 114, 153, 0.2), transparent 50%), #12141d;
            border-radius: 24px;
            padding: 50px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        /* 页脚 */
        .footer-wrap {
            background: #ffffff;
            border-top: 1px solid #edf0f5;
            padding: 60px 0 30px;
        }
        .footer-link {
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .footer-link:hover {
            color: var(--brand-neon);
        }
        .site-logo {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--brand-dark);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        @media (max-width: 991px) {
            .tier-card.featured {
                transform: none;
                margin-top: 18px;
                margin-bottom: 18px;
            }
            .tier-card.featured:hover {
                transform: translateY(-4px);
            }
            .article-strip {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}