/* roulang page: index */
:root {
            --primary: #10b981;
            --primary-hover: #059669;
            --primary-light: rgba(16, 185, 129, 0.12);
            --accent: #f59e0b;
            --dark-bg: #0b1120;
            --dark-card: #151e32;
            --dark-card-hover: #1c2844;
            --dark-border: rgba(255, 255, 255, 0.08);
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Noto Sans", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --radius-lg: 18px;
            --radius-md: 12px;
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        /* 顶部导航 - 分屏联动紧凑结构 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(11, 17, 32, 0.88);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--dark-border);
        }
        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), #3b82f6);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
        }
        .nav-link {
            color: var(--text-muted) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-link:hover, .nav-link.active {
            color: #fff !important;
            background: var(--primary-light);
        }
        .header-search {
            position: relative;
            max-width: 210px;
        }
        .header-search input {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--dark-border);
            border-radius: 20px;
            padding: 6px 14px 6px 34px;
            font-size: 0.85rem;
            color: #fff;
            width: 100%;
        }
        .header-search input:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
        }
        .header-search i {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 按钮与通用组件 */
        .btn-brand {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 10px;
            padding: 10px 24px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.28);
            transition: var(--transition);
        }
        .btn-brand:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
        }
        .btn-outline-brand {
            background: transparent;
            color: #fff;
            border: 1px solid var(--dark-border);
            border-radius: 10px;
            padding: 10px 24px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .btn-outline-brand:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .badge-pill-brand {
            background: rgba(16, 185, 129, 0.15);
            color: var(--primary);
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 30px;
            padding: 5px 14px;
            font-size: 0.82rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* 板块公用 */
        section {
            padding: 75px 0;
            position: relative;
        }
        .section-alt {
            background: #0f172a;
            border-top: 1px solid var(--dark-border);
            border-bottom: 1px solid var(--dark-border);
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            margin-bottom: 14px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto;
        }

        /* 卡片公用 */
        .glass-card {
            background: var(--dark-card);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition);
            height: 100%;
        }
        .glass-card:hover {
            background: var(--dark-card-hover);
            border-color: rgba(16, 185, 129, 0.35);
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
        }

        /* Bento 首屏 (Hero) */
        .hero-bento {
            padding: 40px 0 70px;
            background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.14) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 45%);
        }
        .bento-main {
            background: linear-gradient(145deg, #151e32 0%, #0d1526 100%);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 45px;
            position: relative;
            overflow: hidden;
        }
        .bento-sub {
            background: var(--dark-card);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            height: calc(50% - 12px);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .bento-strip {
            background: linear-gradient(90deg, rgba(16, 185, 129, 0.16), rgba(59, 130, 246, 0.16));
            border: 1px solid rgba(16, 185, 129, 0.25);
            border-radius: var(--radius-md);
            padding: 16px 26px;
            margin-top: 24px;
        }

        /* 专题封面图卡片 */
        .topic-thumb-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--dark-card);
            border: 1px solid var(--dark-border);
            transition: var(--transition);
        }
        .topic-thumb-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 14px 30px rgba(0,0,0,0.4);
        }
        .topic-thumb-box {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .topic-thumb-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .topic-thumb-card:hover .topic-thumb-box img {
            transform: scale(1.06);
        }
        .topic-body {
            padding: 20px;
        }

        /* 标签组 */
        .filter-pill {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
            font-size: 0.88rem;
            margin: 4px;
            border: 1px solid var(--dark-border);
            cursor: pointer;
            transition: var(--transition);
        }
        .filter-pill:hover, .filter-pill.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* 参数表格矩阵 */
        .spec-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0 10px;
        }
        .spec-table tr {
            background: var(--dark-card);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .spec-table tr:hover {
            background: var(--dark-card-hover);
        }
        .spec-table td {
            padding: 16px 22px;
            border-top: 1px solid var(--dark-border);
            border-bottom: 1px solid var(--dark-border);
        }
        .spec-table td:first-child {
            border-left: 1px solid var(--dark-border);
            border-radius: var(--radius-md) 0 0 var(--radius-md);
            font-weight: 600;
            color: #fff;
            width: 25%;
        }
        .spec-table td:last-child {
            border-right: 1px solid var(--dark-border);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--text-muted);
        }

        /* 辟谣误区卡片 */
        .myth-card {
            background: rgba(239, 68, 68, 0.05);
            border: 1px solid rgba(239, 68, 68, 0.2);
            border-radius: var(--radius-lg);
            padding: 24px;
            margin-bottom: 20px;
        }
        .truth-card {
            background: rgba(16, 185, 129, 0.06);
            border: 1px solid rgba(16, 185, 129, 0.2);
            border-radius: var(--radius-lg);
            padding: 24px;
            margin-bottom: 20px;
        }

        /* 口碑卡片 */
        .review-card {
            background: var(--dark-card);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            position: relative;
        }
        .review-stars {
            color: #f59e0b;
            font-size: 0.85rem;
            margin-bottom: 12px;
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 16px;
        }
        .review-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: #2563eb;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }

        /* FAQ 手风琴美化 */
        .accordion-item {
            background: var(--dark-card) !important;
            border: 1px solid var(--dark-border) !important;
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
        }
        .accordion-button {
            background: var(--dark-card) !important;
            color: #fff !important;
            font-weight: 600;
            padding: 18px 24px;
            box-shadow: none !important;
        }
        .accordion-button:not(.collapsed) {
            color: var(--primary) !important;
            background: rgba(16, 185, 129, 0.08) !important;
        }
        .accordion-button::after {
            filter: invert(1);
        }
        .accordion-body {
            color: var(--text-muted);
            line-height: 1.8;
            padding: 18px 24px 24px;
        }

        /* 页脚 */
        .site-footer {
            background: #080d1a;
            border-top: 1px solid var(--dark-border);
            padding: 60px 0 30px;
            font-size: 0.92rem;
            color: var(--text-muted);
        }
        .footer-heading {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            margin-top: 50px;
            padding-top: 25px;
            border-top: 1px solid var(--dark-border);
            text-align: center;
            font-size: 0.85rem;
        }

        @media (max-width: 991px) {
            .bento-sub {
                height: auto;
                margin-top: 20px;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

/* roulang page: category2 */
:root {
      --primary: #10b981;
      --primary-hover: #059669;
      --primary-light: rgba(16, 185, 129, 0.12);
      --accent: #f59e0b;
      --dark-bg: #0b1120;
      --dark-card: #151e32;
      --dark-card-hover: #1c2844;
      --dark-border: rgba(255, 255, 255, 0.08);
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Noto Sans", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --radius-lg: 18px;
      --radius-md: 12px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }
    body {
      background-color: var(--dark-bg);
      color: var(--text-main);
      font-family: var(--font-family);
      line-height: 1.7;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--primary);
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: rgba(11, 17, 32, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--dark-border);
    }
    .navbar-brand {
      font-size: 1.35rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff !important;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .brand-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary), #3b82f6);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
    }
    .nav-link {
      color: var(--text-muted) !important;
      font-weight: 500;
      font-size: 0.95rem;
      padding: 8px 16px !important;
      border-radius: 8px;
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: #fff !important;
      background: var(--primary-light);
    }
    .header-search {
      position: relative;
      max-width: 210px;
    }
    .header-search input {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--dark-border);
      border-radius: 20px;
      padding: 6px 14px 6px 34px;
      font-size: 0.85rem;
      color: #fff;
      width: 100%;
    }
    .header-search input:focus {
      outline: none;
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--primary);
    }
    .header-search i {
      position: absolute;
      left: 12px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      font-size: 0.85rem;
    }
    .btn-brand {
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: 10px;
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 6px 20px rgba(16, 185, 129, 0.28);
      transition: var(--transition);
    }
    .btn-brand:hover {
      background: var(--primary-hover);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
    }
    .btn-outline-brand {
      background: transparent;
      color: #fff;
      border: 1px solid var(--dark-border);
      border-radius: 10px;
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--transition);
    }
    .btn-outline-brand:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
    }
    .badge-pill-brand {
      background: rgba(16, 185, 129, 0.15);
      color: var(--primary);
      border: 1px solid rgba(16, 185, 129, 0.3);
      border-radius: 30px;
      padding: 5px 14px;
      font-size: 0.82rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-alt {
      background: #0f172a;
      border-top: 1px solid var(--dark-border);
      border-bottom: 1px solid var(--dark-border);
    }
    .section-header {
      margin-bottom: 40px;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
      margin-bottom: 12px;
    }
    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
    }
    .glass-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      padding: 26px;
      transition: var(--transition);
      height: 100%;
    }
    .glass-card:hover {
      background: var(--dark-card-hover);
      border-color: rgba(16, 185, 129, 0.35);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
    }

    /* 蓝图设计：Hero 品牌旗舰大图与系列导航条叠加 */
    .hero-flagship {
      position: relative;
      min-height: 480px;
      background: linear-gradient(180deg, rgba(11, 17, 32, 0.4) 0%, rgba(11, 17, 32, 0.95) 100%), url('/assets/images/5609cc17568d83f7.webp') center/cover no-repeat;
      padding: 90px 0 60px;
      border-bottom: 1px solid var(--dark-border);
    }
    .flagship-content {
      position: relative;
      z-index: 2;
    }
    .flagship-series-bar {
      margin-top: 36px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(12px);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-lg);
      padding: 18px 24px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    }
    .series-item {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 10px 16px;
      border-radius: var(--radius-md);
      transition: var(--transition);
    }
    .series-item:hover {
      background: rgba(255, 255, 255, 0.05);
      border-color: var(--primary);
    }
    .series-icon {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      flex-shrink: 0;
    }
    .series-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 2px;
    }
    .series-desc {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 0;
    }

    /* 榜单与信息流卡片 */
    .stream-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .stream-card:hover {
      border-color: rgba(16, 185, 129, 0.4);
      transform: translateY(-4px);
      box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
    }
    .stream-thumb {
      position: relative;
      height: 200px;
      overflow: hidden;
    }
    .stream-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .stream-card:hover .stream-thumb img {
      transform: scale(1.06);
    }
    .stream-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(11, 17, 32, 0.82);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: #fff;
      font-size: 0.75rem;
      padding: 3px 10px;
      border-radius: 20px;
      font-weight: 600;
      backdrop-filter: blur(6px);
    }
    .stream-fps {
      position: absolute;
      bottom: 12px;
      right: 12px;
      background: rgba(16, 185, 129, 0.9);
      color: #fff;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 6px;
    }
    .stream-body {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .stream-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-top: auto;
      padding-top: 14px;
      border-top: 1px solid var(--dark-border);
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* 交互排行表 */
    .rank-list-item {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 16px;
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      transition: var(--transition);
    }
    .rank-list-item:hover {
      border-color: var(--primary);
      background: var(--dark-card-hover);
    }
    .rank-number {
      font-size: 1.5rem;
      font-weight: 900;
      width: 36px;
      color: var(--text-muted);
      text-align: center;
      line-height: 1;
    }
    .rank-top {
      color: var(--accent);
    }

    /* 播放参数与矩阵对比 */
    .spec-table-box {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      padding: 28px;
    }
    .spec-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 12px 0;
      border-bottom: 1px dashed var(--dark-border);
    }
    .spec-row:last-child {
      border-bottom: none;
    }

    /* 底部通用 */
    .site-footer {
      background: #080d1a;
      border-top: 1px solid var(--dark-border);
      padding: 60px 0 24px;
    }
    .footer-heading {
      color: #fff;
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      margin-top: 50px;
      padding-top: 20px;
      border-top: 1px solid var(--dark-border);
      text-align: center;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    @media (max-width: 991px) {
      .hero-flagship { padding: 60px 0 40px; }
      .section-title { font-size: 1.8rem; }
    }

/* roulang page: category1 */
:root {
      --primary: #10b981;
      --primary-hover: #059669;
      --primary-light: rgba(16, 185, 129, 0.12);
      --accent: #f59e0b;
      --dark-bg: #0b1120;
      --dark-card: #151e32;
      --dark-card-hover: #1c2844;
      --dark-border: rgba(255, 255, 255, 0.08);
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Noto Sans", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --radius-lg: 18px;
      --radius-md: 12px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: rgba(11, 17, 32, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--dark-border);
    }
    .navbar-brand {
      font-size: 1.35rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff !important;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .brand-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary), #3b82f6);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
    }
    .nav-link {
      color: var(--text-muted) !important;
      font-weight: 500;
      font-size: 0.95rem;
      padding: 8px 16px !important;
      border-radius: 8px;
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: #fff !important;
      background: var(--primary-light);
    }
    .header-search {
      position: relative;
      max-width: 210px;
    }
    .header-search input {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--dark-border);
      border-radius: 20px;
      padding: 6px 14px 6px 34px;
      font-size: 0.85rem;
      color: #fff;
      width: 100%;
    }
    .header-search input:focus {
      outline: none;
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--primary);
    }
    .header-search i {
      position: absolute;
      left: 12px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* 按钮与徽章 */
    .btn-brand {
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: 10px;
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 6px 20px rgba(16, 185, 129, 0.28);
      transition: var(--transition);
    }
    .btn-brand:hover {
      background: var(--primary-hover);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
    }
    .btn-outline-brand {
      background: transparent;
      color: #fff;
      border: 1px solid var(--dark-border);
      border-radius: 10px;
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--transition);
    }
    .btn-outline-brand:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
    }
    .badge-pill-brand {
      background: rgba(16, 185, 129, 0.15);
      color: var(--primary);
      border: 1px solid rgba(16, 185, 129, 0.3);
      border-radius: 30px;
      padding: 5px 14px;
      font-size: 0.82rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 通用板块与排版 */
    section {
      padding: 75px 0;
      position: relative;
    }
    .section-alt {
      background: #0f172a;
      border-top: 1px solid var(--dark-border);
      border-bottom: 1px solid var(--dark-border);
    }
    .section-header {
      margin-bottom: 48px;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
      margin-bottom: 14px;
    }
    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
    }
    .glass-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      padding: 28px;
      transition: var(--transition);
      height: 100%;
    }
    .glass-card:hover {
      background: var(--dark-card-hover);
      border-color: rgba(16, 185, 129, 0.35);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
    }

    /* 蓝图专用：Hero 产品截图舞台居中，左右价值点与按钮组 */
    .hero-stage-wrapper {
      padding: 50px 0 75px;
      background: radial-gradient(circle at 50% 10%, rgba(16, 185, 129, 0.18) 0%, rgba(11, 17, 32, 0) 65%);
      position: relative;
    }
    .stage-center-box {
      background: #111a2e;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 20px;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(16, 185, 129, 0.2);
      overflow: hidden;
      position: relative;
    }
    .stage-img {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .stage-center-box:hover .stage-img {
      transform: scale(1.02);
    }
    .stage-hud {
      position: absolute;
      bottom: 15px;
      left: 15px;
      right: 15px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 12px;
      padding: 12px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .hero-value-point {
      display: flex;
      gap: 16px;
      margin-bottom: 24px;
    }
    .hero-value-point .vp-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      flex-shrink: 0;
    }
    .action-panel-card {
      background: rgba(21, 30, 50, 0.7);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-md);
      padding: 24px;
    }

    /* 功能分组 */
    .feature-group-box {
      border-left: 3px solid var(--primary);
      padding-left: 18px;
      margin-bottom: 24px;
    }

    /* 使用场景交错排布 */
    .scenario-item {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: var(--transition);
    }
    .scenario-item:hover {
      border-color: rgba(16, 185, 129, 0.4);
      transform: translateY(-4px);
    }
    .scenario-item img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }
    .scenario-body {
      padding: 24px;
      flex-grow: 1;
    }

    /* 截图与演示：实时监控仪表 */
    .monitor-box {
      background: #0d1526;
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-md);
      padding: 20px;
      font-family: monospace;
    }
    .monitor-status-dot {
      display: inline-block;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 10px var(--primary);
    }

    /* 画质对比 */
    .compare-card {
      background: var(--dark-card);
      border-radius: var(--radius-lg);
      border: 1px solid var(--dark-border);
      overflow: hidden;
    }
    .compare-side {
      padding: 28px;
      height: 100%;
    }
    .compare-side.highlight {
      background: rgba(16, 185, 129, 0.05);
      border-left: 1px solid var(--dark-border);
    }

    /* 套餐/服务档位 */
    .tier-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      padding: 36px 28px;
      text-align: center;
      transition: var(--transition);
      position: relative;
    }
    .tier-card.popular {
      border-color: var(--primary);
      background: linear-gradient(180deg, rgba(16, 185, 129, 0.08) 0%, #151e32 100%);
      box-shadow: 0 12px 30px rgba(16, 185, 129, 0.15);
    }
    .tier-popular-tag {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #fff;
      font-size: 0.78rem;
      padding: 3px 12px;
      border-radius: 20px;
      font-weight: 700;
    }
    .tier-price {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin: 16px 0;
    }

    /* 评价墙 */
    .quote-box {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      padding: 26px;
      margin-bottom: 24px;
      height: calc(100% - 24px);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .user-avatar-badge {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #1e293b;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
      border: 1px solid var(--dark-border);
    }

    /* 资讯列表 */
    .news-item-strip {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: var(--transition);
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .news-item-strip:hover {
      background: var(--dark-card-hover);
      border-color: rgba(16, 185, 129, 0.35);
      transform: translateX(4px);
    }
    .news-item-thumb {
      width: 140px;
      height: 90px;
      border-radius: 8px;
      object-fit: cover;
      flex-shrink: 0;
    }

    /* 页脚 */
    .site-footer {
      background: #070d18;
      border-top: 1px solid var(--dark-border);
      padding: 60px 0 25px;
    }
    .footer-heading {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      margin-top: 40px;
      padding-top: 25px;
      text-align: center;
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    @media (max-width: 991px) {
      .compare-side.highlight {
        border-left: none;
        border-top: 1px solid var(--dark-border);
      }
      .news-item-strip {
        flex-direction: column;
        align-items: flex-start;
      }
      .news-item-thumb {
        width: 100%;
        height: 160px;
      }
    }

/* roulang page: category3 */
:root {
            --primary: #10b981;
            --primary-hover: #059669;
            --primary-light: rgba(16, 185, 129, 0.12);
            --accent: #f59e0b;
            --dark-bg: #0b1120;
            --dark-card: #151e32;
            --dark-card-hover: #1c2844;
            --dark-border: rgba(255, 255, 255, 0.08);
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Noto Sans", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --radius-lg: 18px;
            --radius-md: 12px;
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }
        body {
            background-color: var(--dark-bg);
            color: var(--text-main);
            font-family: var(--font-family);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(11, 17, 32, 0.88);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--dark-border);
        }
        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), #3b82f6);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
        }
        .nav-link {
            color: var(--text-muted) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-link:hover, .nav-link.active {
            color: #fff !important;
            background: var(--primary-light);
        }
        .header-search {
            position: relative;
            max-width: 210px;
        }
        .header-search input {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--dark-border);
            border-radius: 20px;
            padding: 6px 14px 6px 34px;
            font-size: 0.85rem;
            color: #fff;
            width: 100%;
        }
        .header-search input:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
        }
        .header-search i {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .btn-brand {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 10px;
            padding: 10px 24px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.28);
            transition: var(--transition);
        }
        .btn-brand:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
        }
        .btn-outline-brand {
            background: transparent;
            color: #fff;
            border: 1px solid var(--dark-border);
            border-radius: 10px;
            padding: 10px 24px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .btn-outline-brand:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .badge-pill-brand {
            background: rgba(16, 185, 129, 0.15);
            color: var(--primary);
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 30px;
            padding: 5px 14px;
            font-size: 0.82rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        section {
            padding: 75px 0;
            position: relative;
        }
        .section-alt {
            background: #0f172a;
            border-top: 1px solid var(--dark-border);
            border-bottom: 1px solid var(--dark-border);
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            margin-bottom: 14px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto;
        }
        .glass-card {
            background: var(--dark-card);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition);
            height: 100%;
        }
        .glass-card:hover {
            background: var(--dark-card-hover);
            border-color: rgba(16, 185, 129, 0.35);
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
        }
        .hero-stacked {
            padding: 60px 0 80px;
            background: radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.15) 0%, transparent 60%),
                        linear-gradient(180deg, #0b1120 0%, #0d1627 100%);
            border-bottom: 1px solid var(--dark-border);
        }
        .stack-wrap {
            position: relative;
            margin-top: 40px;
        }
        .stack-main {
            background: linear-gradient(145deg, #151e32, #0d1526);
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
            position: relative;
            z-index: 3;
        }
        .stack-side-1 {
            background: #111a2e;
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 26px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
        }
        .stack-side-2 {
            background: #111a2e;
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 26px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
        }
        .metric-badge {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.05);
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
        }
        .spec-table-custom {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0 10px;
        }
        .spec-table-custom tr {
            background: #151e32;
            transition: var(--transition);
        }
        .spec-table-custom tr:hover {
            background: #1c2844;
        }
        .spec-table-custom td, .spec-table-custom th {
            padding: 16px 20px;
            border: none;
        }
        .spec-table-custom th {
            color: var(--text-muted);
            font-weight: 500;
            background: transparent;
        }
        .spec-table-custom td:first-child {
            border-top-left-radius: 10px;
            border-bottom-left-radius: 10px;
            font-weight: 700;
            color: #fff;
        }
        .spec-table-custom td:last-child {
            border-top-right-radius: 10px;
            border-bottom-right-radius: 10px;
        }
        .pipeline-step {
            position: relative;
            padding: 24px;
            background: #151e32;
            border-radius: var(--radius-md);
            border: 1px solid var(--dark-border);
            height: 100%;
        }
        .pipeline-number {
            font-size: 2rem;
            font-weight: 800;
            color: rgba(16, 185, 129, 0.3);
            line-height: 1;
            margin-bottom: 12px;
        }
        .audio-wave {
            display: flex;
            align-items: center;
            gap: 4px;
            height: 24px;
        }
        .audio-bar {
            width: 4px;
            background: var(--primary);
            border-radius: 2px;
            animation: bounce 1.2s infinite ease-in-out;
        }
        .audio-bar:nth-child(2) { animation-delay: 0.2s; height: 16px; }
        .audio-bar:nth-child(3) { animation-delay: 0.4s; height: 22px; }
        .audio-bar:nth-child(4) { animation-delay: 0.1s; height: 12px; }
        .audio-bar:nth-child(5) { animation-delay: 0.3s; height: 18px; }
        @keyframes bounce {
            0%, 100% { transform: scaleY(0.4); }
            50% { transform: scaleY(1); }
        }
        .site-footer {
            background: #080d19;
            border-top: 1px solid var(--dark-border);
            padding: 60px 0 30px;
        }
        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.92rem;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
            color: var(--text-muted);
            font-size: 0.88rem;
        }
        @media (max-width: 991px) {
            .section-title { font-size: 1.75rem; }
            .stack-main { margin-bottom: 20px; }
        }

/* roulang page: category4 */
:root {
      --primary: #10b981;
      --primary-hover: #059669;
      --primary-light: rgba(16, 185, 129, 0.12);
      --accent: #f59e0b;
      --dark-bg: #0b1120;
      --dark-card: #151e32;
      --dark-card-hover: #1c2844;
      --dark-border: rgba(255, 255, 255, 0.08);
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Noto Sans", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --radius-lg: 18px;
      --radius-md: 12px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

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

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: rgba(11, 17, 32, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--dark-border);
    }
    .navbar-brand {
      font-size: 1.35rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff !important;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .brand-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary), #3b82f6);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
    }
    .nav-link {
      color: var(--text-muted) !important;
      font-weight: 500;
      font-size: 0.95rem;
      padding: 8px 16px !important;
      border-radius: 8px;
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: #fff !important;
      background: var(--primary-light);
    }
    .header-search {
      position: relative;
      max-width: 210px;
    }
    .header-search input {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--dark-border);
      border-radius: 20px;
      padding: 6px 14px 6px 34px;
      font-size: 0.85rem;
      color: #fff;
      width: 100%;
    }
    .header-search input:focus {
      outline: none;
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--primary);
    }
    .header-search i {
      position: absolute;
      left: 12px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* 按钮与通用组件 */
    .btn-brand {
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: 10px;
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 6px 20px rgba(16, 185, 129, 0.28);
      transition: var(--transition);
    }
    .btn-brand:hover {
      background: var(--primary-hover);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
    }
    .btn-outline-brand {
      background: transparent;
      color: #fff;
      border: 1px solid var(--dark-border);
      border-radius: 10px;
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--transition);
    }
    .btn-outline-brand:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
    }
    .badge-pill-brand {
      background: rgba(16, 185, 129, 0.15);
      color: var(--primary);
      border: 1px solid rgba(16, 185, 129, 0.3);
      border-radius: 30px;
      padding: 5px 14px;
      font-size: 0.82rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 板块公用 */
    section {
      padding: 80px 0;
      position: relative;
    }
    .section-alt {
      background: #0f172a;
      border-top: 1px solid var(--dark-border);
      border-bottom: 1px solid var(--dark-border);
    }
    .section-header {
      margin-bottom: 50px;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
      margin-bottom: 14px;
    }
    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 720px;
      margin: 0 auto;
    }

    /* 卡片公用 */
    .glass-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: var(--radius-lg);
      padding: 30px;
      transition: var(--transition);
      height: 100%;
    }
    .glass-card:hover {
      background: var(--dark-card-hover);
      border-color: rgba(16, 185, 129, 0.35);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
    }

    /* 试用申请 Hero 区域 */
    .hero-apply {
      padding: 70px 0 85px;
      background: radial-gradient(circle at 75% 25%, rgba(16, 185, 129, 0.16) 0%, transparent 60%),
                  radial-gradient(circle at 15% 85%, rgba(59, 130, 246, 0.12) 0%, transparent 55%),
                  var(--dark-bg);
      border-bottom: 1px solid var(--dark-border);
    }
    .apply-box {
      background: linear-gradient(145deg, #151e32 0%, #0d1526 100%);
      border: 1px solid rgba(16, 185, 129, 0.25);
      border-radius: 20px;
      padding: 36px;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
    }
    .apply-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(245, 158, 11, 0.15);
      color: #fbbf24;
      border: 1px solid rgba(245, 158, 11, 0.3);
      padding: 6px 16px;
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .form-control-dark {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--dark-border);
      border-radius: 10px;
      color: #fff;
      padding: 12px 16px;
      font-size: 0.95rem;
    }
    .form-control-dark:focus {
      background: rgba(255, 255, 255, 0.08);
      border-color: var(--primary);
      color: #fff;
      box-shadow: 0 0 0 0.25rem rgba(16, 185, 129, 0.2);
    }

    /* 终端矩阵 */
    .device-icon-box {
      width: 58px;
      height: 58px;
      background: rgba(16, 185, 129, 0.1);
      border: 1px solid rgba(16, 185, 129, 0.2);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 1.5rem;
      margin-bottom: 20px;
    }
    .feature-tag-list {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 15px;
    }
    .feature-tag-item {
      font-size: 0.75rem;
      background: rgba(255, 255, 255, 0.06);
      padding: 4px 10px;
      border-radius: 6px;
      color: var(--text-muted);
    }

    /* 图文场景 */
    .scene-img-card {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--dark-border);
      position: relative;
    }
    .scene-img-card img {
      width: 100%;
      height: 270px;
      object-fit: cover;
      display: block;
      transition: var(--transition);
    }
    .scene-img-card:hover img {
      transform: scale(1.04);
    }
    .scene-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      background: linear-gradient(to top, rgba(11, 17, 32, 0.95) 0%, rgba(11, 17, 32, 0) 100%);
      padding: 24px;
    }

    /* 对比表格 */
    .specs-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      background: var(--dark-card);
      border-radius: var(--radius-lg);
      border: 1px solid var(--dark-border);
      overflow: hidden;
    }
    .specs-table th {
      background: #111a2e;
      color: #fff;
      font-weight: 700;
      padding: 16px 20px;
      border-bottom: 1px solid var(--dark-border);
      text-align: left;
    }
    .specs-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--dark-border);
      color: var(--text-muted);
      font-size: 0.95rem;
    }
    .specs-table tr:last-child td {
      border-bottom: none;
    }
    .specs-table tr:hover td {
      background: rgba(255, 255, 255, 0.02);
      color: #fff;
    }

    /* 资讯列表 */
    .news-card-horizontal {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 14px;
      padding: 20px;
      display: flex;
      gap: 20px;
      align-items: center;
      transition: var(--transition);
    }
    .news-card-horizontal:hover {
      border-color: rgba(16, 185, 129, 0.4);
      transform: translateX(4px);
    }
    .news-thumb {
      width: 120px;
      height: 80px;
      flex-shrink: 0;
      border-radius: 8px;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* 行动区 */
    .cta-banner-wrapper {
      background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(30, 58, 138, 0.3) 100%), #151e32;
      border: 1px solid rgba(16, 185, 129, 0.3);
      border-radius: 22px;
      padding: 55px 40px;
      position: relative;
      overflow: hidden;
    }

    /* 页脚 */
    .site-footer {
      background: #080d19;
      border-top: 1px solid var(--dark-border);
      padding: 70px 0 30px;
      color: var(--text-muted);
    }
    .footer-heading {
      color: #fff;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.92rem;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      margin-top: 50px;
      padding-top: 25px;
      text-align: center;
      font-size: 0.88rem;
    }

    @media (max-width: 991px) {
      .hero-apply { padding: 50px 0 60px; }
      .section-title { font-size: 1.8rem; }
      .news-card-horizontal { flex-direction: column; align-items: flex-start; }
      .news-thumb { width: 100%; height: 160px; }
    }

/* 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}