/* roulang page: index */
:root {
      --bg-primary: #0f071a;
      --bg-secondary: #160d24;
      --bg-tertiary: #1f1233;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dark: #64748b;
      --accent-neon-pink: #e024c3;
      --accent-cyan: #00f2fe;
      --accent-gold: #ff7a00;
      --gradient-brand: linear-gradient(135deg, #e024c3 0%, #00f2fe 100%);
      --gradient-gold: linear-gradient(135deg, #ff7a00 0%, #ffd000 100%);
      --card-bg: rgba(255, 255, 255, 0.04);
      --card-bg-hover: rgba(255, 255, 255, 0.07);
      --card-border: rgba(224, 36, 195, 0.18);
      --card-border-hover: rgba(0, 242, 254, 0.45);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-pill: 9999px;
      --shadow-subtle: 0 10px 30px rgba(0, 0, 0, 0.4);
      --shadow-glow: 0 0 25px rgba(224, 36, 195, 0.35);
      --shadow-cyan-glow: 0 0 25px rgba(0, 242, 254, 0.35);
    }

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

    body {
      background-color: var(--bg-primary);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
    }

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

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

    /* 顶部导航 Header */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(15, 7, 26, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(224, 36, 195, 0.15);
      padding: 16px 0;
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .nav-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-main);
    }

    .logo-badge {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: var(--gradient-brand);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.25rem;
      box-shadow: 0 0 16px rgba(224, 36, 195, 0.5);
    }

    .nav-logo span {
      background: linear-gradient(135deg, #ffffff 40%, #e024c3 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
    }

    .nav-link-item a {
      font-size: 0.98rem;
      color: var(--text-muted);
      font-weight: 500;
      padding: 6px 0;
      position: relative;
    }

    .nav-link-item.active a,
    .nav-link-item a:hover {
      color: #ffffff;
    }

    .nav-link-item a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--gradient-brand);
      transition: width 0.25s ease;
    }

    .nav-link-item.active a::after,
    .nav-link-item a:hover::after {
      width: 100%;
    }

    .nav-cta-btn {
      background: var(--gradient-brand);
      color: #fff !important;
      padding: 9px 24px;
      border-radius: var(--radius-pill);
      font-weight: 600;
      font-size: 0.92rem;
      box-shadow: 0 4px 18px rgba(224, 36, 195, 0.35);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .nav-cta-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(0, 242, 254, 0.5);
    }

    /* 板块通用间距与背景 */
    .section-spacing {
      padding: 95px 0;
      position: relative;
    }

    .bg-dark-alt {
      background: var(--bg-secondary);
      border-top: 1px solid rgba(255, 255, 255, 0.03);
      border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }

    .bg-dark-deep {
      background: var(--bg-primary);
    }

    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 55px auto;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      border-radius: var(--radius-pill);
      background: rgba(224, 36, 195, 0.12);
      border: 1px solid rgba(224, 36, 195, 0.3);
      color: #ff76e9;
      font-size: 0.85rem;
      font-weight: 600;
      text-transform: uppercase;
      margin-bottom: 18px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.35rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
      line-height: 1.25;
      letter-spacing: -0.5px;
    }

    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 按钮与徽章 */
    .btn-brand-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: var(--gradient-brand);
      color: #ffffff;
      padding: 14px 34px;
      border-radius: var(--radius-pill);
      font-size: 1.02rem;
      font-weight: 600;
      border: none;
      cursor: pointer;
      box-shadow: 0 8px 24px rgba(224, 36, 195, 0.35);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-brand-primary:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 12px 32px rgba(0, 242, 254, 0.45);
      color: #ffffff;
    }

    .btn-brand-glass {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-main);
      padding: 14px 30px;
      border-radius: var(--radius-pill);
      font-size: 1.02rem;
      font-weight: 600;
      border: 1px solid rgba(255, 255, 255, 0.2);
      cursor: pointer;
      backdrop-filter: blur(10px);
      transition: all 0.3s ease;
    }

    .btn-brand-glass:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(0, 242, 254, 0.4);
      color: #ffffff;
      transform: translateY(-2px);
    }

    .pill-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 14px;
      border-radius: var(--radius-pill);
      background: rgba(0, 242, 254, 0.12);
      border: 1px solid rgba(0, 242, 254, 0.25);
      color: var(--accent-cyan);
      font-size: 0.82rem;
      font-weight: 600;
    }

    .status-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: #00f2fe;
      box-shadow: 0 0 8px #00f2fe;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0% { opacity: 0.4; }
      50% { opacity: 1; }
      100% { opacity: 0.4; }
    }

    /* 样式卡片通用 */
    .lux-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow-subtle);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      height: 100%;
      display: flex;
      flex-direction: column;
      position: relative;
      overflow: hidden;
    }

    .lux-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: linear-gradient(90deg, transparent, rgba(224, 36, 195, 0.4), transparent);
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .lux-card:hover {
      background: var(--card-bg-hover);
      border-color: var(--card-border-hover);
      transform: translateY(-5px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.55), var(--shadow-glow);
    }

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

    /* 板块一：Hero 全宽沉浸区 */
    .hero-banner {
      position: relative;
      padding: 110px 0 100px 0;
      background: radial-gradient(circle at 50% 20%, rgba(224, 36, 195, 0.18) 0%, rgba(15, 7, 26, 0) 70%),
                  radial-gradient(circle at 80% 80%, rgba(0, 242, 254, 0.12) 0%, rgba(15, 7, 26, 0) 60%),
                  var(--bg-primary);
      overflow: hidden;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .hero-kv-container {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-badge-strip {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      padding: 8px 22px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(224, 36, 195, 0.3);
      margin-bottom: 28px;
    }

    .hero-title {
      font-size: 3.45rem;
      font-weight: 900;
      line-height: 1.18;
      letter-spacing: -1.2px;
      margin-bottom: 24px;
      color: #ffffff;
    }

    .hero-title .glow-gradient {
      background: linear-gradient(135deg, #ffffff 20%, #e024c3 70%, #00f2fe 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: #cbd5e1;
      line-height: 1.8;
      max-width: 820px;
      margin: 0 auto 36px auto;
    }

    .hero-countdown-bar {
      display: inline-flex;
      align-items: center;
      gap: 20px;
      background: rgba(26, 11, 46, 0.85);
      border: 1px solid rgba(0, 242, 254, 0.3);
      padding: 12px 28px;
      border-radius: var(--radius-pill);
      margin-bottom: 38px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    }

    .countdown-unit {
      display: flex;
      align-items: baseline;
      gap: 4px;
    }

    .countdown-val {
      font-size: 1.35rem;
      font-weight: 800;
      color: #00f2fe;
      font-variant-numeric: tabular-nums;
    }

    .countdown-lbl {
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 18px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .hero-kpis {
      display: flex;
      justify-content: center;
      gap: 40px;
      flex-wrap: wrap;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 36px;
    }

    .hero-kpi-item {
      text-align: left;
    }

    .hero-kpi-num {
      font-size: 1.7rem;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.1;
    }

    .hero-kpi-num small {
      font-size: 0.95rem;
      color: var(--accent-cyan);
    }

    .hero-kpi-label {
      font-size: 0.84rem;
      color: var(--text-dark);
      margin-top: 4px;
    }

    /* 板块二：行业痛点对比区 */
    .pain-card {
      background: rgba(244, 63, 94, 0.04);
      border: 1px solid rgba(244, 63, 94, 0.16);
      border-radius: var(--radius-lg);
      padding: 28px;
      height: 100%;
    }

    .pain-icon-badge {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: rgba(244, 63, 94, 0.12);
      color: #f43f5e;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      margin-bottom: 20px;
    }

    .pain-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: #ffe4e6;
      margin-bottom: 12px;
    }

    .pain-desc {
      font-size: 0.92rem;
      color: #94a3b8;
      line-height: 1.65;
    }

    /* 板块三：解决方案矩阵 */
    .solution-icon-wrap {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(224, 36, 195, 0.2), rgba(0, 242, 254, 0.2));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #00f2fe;
      font-size: 1.4rem;
      margin-bottom: 22px;
      border: 1px solid rgba(0, 242, 254, 0.2);
    }

    .card-heading {
      font-size: 1.25rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 14px;
    }

    .card-body-text {
      font-size: 0.93rem;
      color: var(--text-muted);
      line-height: 1.68;
      margin-bottom: 20px;
    }

    /* 板块四：场景演示大视窗 */
    .stage-mockup {
      background: #130922;
      border: 1px solid rgba(224, 36, 195, 0.3);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    }

    .stage-topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 24px;
      background: rgba(0, 0, 0, 0.35);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .window-dots {
      display: flex;
      gap: 8px;
    }

    .w-dot {
      width: 11px;
      height: 11px;
      border-radius: 50%;
    }

    .w-dot.red { background: #ef4444; }
    .w-dot.yellow { background: #f59e0b; }
    .w-dot.green { background: #10b981; }

    .stage-status-tag {
      font-size: 0.8rem;
      color: #00f2fe;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .stage-content-body {
      padding: 36px;
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 28px;
    }

    .video-viewport {
      background: linear-gradient(180deg, #1d0f33 0%, #0c0517 100%);
      border-radius: var(--radius-md);
      aspect-ratio: 16/9;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(255, 255, 255, 0.06);
      position: relative;
      overflow: hidden;
    }

    .stream-overlay-info {
      position: absolute;
      top: 16px;
      left: 16px;
      display: flex;
      gap: 10px;
    }

    .stream-tag {
      background: rgba(0, 0, 0, 0.65);
      border: 1px solid rgba(255, 255, 255, 0.15);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      font-size: 0.76rem;
      color: #fff;
    }

    .stream-center-pulse {
      width: 70px;
      height: 70px;
      border-radius: 50%;
      background: var(--gradient-brand);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8rem;
      color: #fff;
      box-shadow: 0 0 30px rgba(224, 36, 195, 0.6);
    }

    .stream-dock {
      position: absolute;
      bottom: 16px;
      left: 16px;
      right: 16px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: rgba(15, 7, 26, 0.75);
      backdrop-filter: blur(8px);
      padding: 10px 18px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stream-sidebar {
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-md);
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .chat-bubble {
      padding: 10px 14px;
      border-radius: 10px;
      font-size: 0.84rem;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.03);
    }

    .chat-bubble .user-name {
      color: #e024c3;
      font-weight: 600;
      margin-right: 6px;
    }

    /* 板块五：社会认同 / 成果数据条 */
    .kpi-strip {
      background: linear-gradient(90deg, rgba(224, 36, 195, 0.1) 0%, rgba(0, 242, 254, 0.1) 100%);
      border: 1px solid rgba(224, 36, 195, 0.2);
      border-radius: var(--radius-lg);
      padding: 40px;
      text-align: center;
    }

    .kpi-big-num {
      font-size: 2.8rem;
      font-weight: 800;
      background: linear-gradient(135deg, #ffffff 40%, #00f2fe 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1.1;
      margin-bottom: 8px;
    }

    .kpi-big-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: #e2e8f0;
      margin-bottom: 4px;
    }

    .kpi-big-sub {
      font-size: 0.82rem;
      color: var(--text-dark);
    }

    /* 板块六：互动玩法与特权体验 */
    .feature-step-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 30px;
      position: relative;
    }

    .feature-step-num {
      font-size: 2.5rem;
      font-weight: 900;
      color: rgba(224, 36, 195, 0.2);
      position: absolute;
      top: 18px;
      right: 24px;
      line-height: 1;
    }

    /* 板块七：硬核音视频架构 */
    .arch-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 24px;
    }

    .arch-box {
      background: rgba(22, 13, 36, 0.9);
      border: 1px dashed rgba(0, 242, 254, 0.3);
      border-radius: var(--radius-md);
      padding: 26px;
      text-align: left;
    }

    .arch-box h4 {
      font-size: 1.1rem;
      color: #00f2fe;
      font-weight: 700;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .arch-box p {
      font-size: 0.88rem;
      color: #94a3b8;
      line-height: 1.6;
    }

    /* 板块八：公会与达人生态 */
    .creator-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.07);
      border-radius: var(--radius-lg);
      padding: 26px;
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .creator-avatar {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: var(--gradient-brand);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      color: #fff;
      flex-shrink: 0;
      box-shadow: 0 0 15px rgba(224, 36, 195, 0.4);
    }

    .creator-meta h5 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 4px;
    }

    .creator-meta p {
      font-size: 0.82rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* 板块九：等级体系与特权进阶 */
    .vip-tier-card {
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(22, 13, 36, 0.8) 100%);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      text-align: center;
      position: relative;
    }

    .vip-tier-card.featured {
      border-color: #e024c3;
      box-shadow: 0 0 30px rgba(224, 36, 195, 0.25);
    }

    .tier-badge-label {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--gradient-brand);
      color: #fff;
      padding: 3px 14px;
      border-radius: var(--radius-pill);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.5px;
    }

    .tier-icon-circle {
      width: 64px;
      height: 64px;
      border-radius: 50%;
      margin: 0 auto 18px auto;
      background: rgba(224, 36, 195, 0.15);
      border: 1px solid rgba(224, 36, 195, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      color: #ff76e9;
    }

    .vip-tier-card.featured .tier-icon-circle {
      background: rgba(0, 242, 254, 0.15);
      border-color: rgba(0, 242, 254, 0.4);
      color: #00f2fe;
    }

    .tier-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 10px;
    }

    .tier-perks-list {
      list-style: none;
      margin: 20px 0;
      padding: 0;
      text-align: left;
      font-size: 0.88rem;
      color: #cbd5e1;
    }

    .tier-perks-list li {
      padding: 6px 0;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .tier-perks-list li i {
      color: #00f2fe;
      font-size: 0.8rem;
    }

    /* 板块十：套餐价格对比表 */
    .pricing-card {
      background: var(--bg-tertiary);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-lg);
      padding: 38px 30px;
      display: flex;
      flex-direction: column;
      height: 100%;
      position: relative;
    }

    .pricing-card.popular {
      border: 2px solid #e024c3;
      box-shadow: 0 16px 40px rgba(224, 36, 195, 0.28);
      transform: translateY(-8px);
    }

    .popular-ribbon {
      position: absolute;
      top: 14px;
      right: 18px;
      background: var(--gradient-brand);
      color: #fff;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: var(--radius-pill);
    }

    .pricing-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 8px;
    }

    .pricing-amount {
      display: flex;
      align-items: baseline;
      gap: 4px;
      margin: 16px 0 24px 0;
    }

    .pricing-currency {
      font-size: 1.25rem;
      color: #00f2fe;
      font-weight: 700;
    }

    .pricing-number {
      font-size: 2.8rem;
      font-weight: 900;
      color: #ffffff;
      line-height: 1;
    }

    .pricing-cycle {
      font-size: 0.85rem;
      color: var(--text-dark);
    }

    .pricing-features {
      list-style: none;
      margin: 0 0 30px 0;
      padding: 0;
      flex-grow: 1;
    }

    .pricing-features li {
      font-size: 0.9rem;
      color: #cbd5e1;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .pricing-features li i {
      color: #e024c3;
    }

    /* 板块十一：用户真实评价墙 */
    .review-bubble-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.07);
      border-radius: var(--radius-md);
      padding: 24px;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-stars {
      color: #f59e0b;
      font-size: 0.85rem;
      margin-bottom: 14px;
    }

    .review-text {
      font-size: 0.92rem;
      color: #cbd5e1;
      line-height: 1.68;
      margin-bottom: 20px;
      font-style: italic;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .author-avatar-img {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #2a1545;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #00f2fe;
      font-weight: 700;
    }

    .author-info-block h6 {
      font-size: 0.88rem;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 2px;
    }

    .author-info-block span {
      font-size: 0.76rem;
      color: var(--text-dark);
    }

    /* 板块十二：多端覆盖生态区 */
    .platform-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 34px 24px;
      text-align: center;
      transition: all 0.3s ease;
    }

    .platform-card:hover {
      border-color: #00f2fe;
      transform: translateY(-4px);
    }

    .platform-icon {
      font-size: 2.5rem;
      color: #00f2fe;
      margin-bottom: 16px;
    }

    .platform-name {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

    .platform-meta {
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-bottom: 20px;
    }

    /* 板块十三：CMS 资讯列表专区 */
    .cms-post-card {
      background: rgba(22, 13, 36, 0.7);
      border: 1px solid rgba(224, 36, 195, 0.16);
      border-radius: var(--radius-md);
      padding: 24px;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.28s ease;
    }

    .cms-post-card:hover {
      border-color: #00f2fe;
      background: rgba(31, 18, 51, 0.9);
      transform: translateY(-3px);
    }

    .post-header-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
      font-size: 0.78rem;
    }

    .post-category-tag {
      background: rgba(0, 242, 254, 0.1);
      color: #00f2fe;
      padding: 2px 10px;
      border-radius: var(--radius-pill);
      font-weight: 600;
    }

    .post-date-text {
      color: var(--text-dark);
    }

    .post-title-link {
      font-size: 1.1rem;
      font-weight: 700;
      color: #ffffff;
      line-height: 1.45;
      margin-bottom: 10px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .post-title-link:hover {
      color: #00f2fe;
    }

    .post-excerpt-text {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .post-readmore {
      font-size: 0.85rem;
      font-weight: 600;
      color: #e024c3;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .post-readmore:hover {
      color: #00f2fe;
    }

    .cms-empty-card {
      text-align: center;
      padding: 60px 20px;
      background: rgba(255, 255, 255, 0.02);
      border: 1px dashed rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      color: var(--text-muted);
      grid-column: 1 / -1;
    }

    /* 板块十四：保障承诺条 */
    .guarantee-bar {
      background: linear-gradient(90deg, #1d0e33 0%, #110820 100%);
      border-top: 1px solid rgba(0, 242, 254, 0.2);
      border-bottom: 1px solid rgba(224, 36, 195, 0.2);
      padding: 40px 0;
    }

    .guarantee-item {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .guarantee-icon {
      font-size: 2rem;
      color: #e024c3;
      flex-shrink: 0;
    }

    .guarantee-info h5 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 4px;
    }

    .guarantee-info p {
      font-size: 0.84rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* 板块十五：终极收口转化表单区 */
    .cta-stage-wrap {
      background: radial-gradient(circle at 50% 50%, rgba(224, 36, 195, 0.16) 0%, rgba(15, 7, 26, 0.95) 75%),
                  linear-gradient(135deg, rgba(22, 13, 36, 0.95), rgba(15, 7, 26, 1));
      border: 1px solid rgba(224, 36, 195, 0.3);
      border-radius: 24px;
      padding: 60px 40px;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
      text-align: center;
      max-width: 980px;
      margin: 0 auto;
    }

    .cta-form-box {
      max-width: 540px;
      margin: 32px auto 0 auto;
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .cta-input {
      flex: 1;
      min-width: 260px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--radius-pill);
      padding: 14px 22px;
      color: #ffffff;
      font-size: 0.95rem;
      outline: none;
    }

    .cta-input:focus {
      border-color: #00f2fe;
      background: rgba(255, 255, 255, 0.12);
      box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
    }

    /* 统一页脚 Footer */
    .site-footer {
      background: #090410;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 70px 0 35px 0;
      font-size: 0.88rem;
      color: var(--text-dark);
    }

    .footer-brand h4 {
      font-size: 1.4rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 14px;
    }

    .footer-desc {
      color: var(--text-muted);
      line-height: 1.68;
      max-width: 320px;
      margin-bottom: 20px;
    }

    .footer-col-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 20px;
      letter-spacing: 0.5px;
    }

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

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

    .footer-nav-list a {
      color: var(--text-muted);
    }

    .footer-nav-list a:hover {
      color: #00f2fe;
    }

    .footer-bottom-line {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      margin-top: 50px;
      padding-top: 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.82rem;
    }

    /* 移动端响应式优化 */
    @media (max-width: 1024px) {
      .hero-title { font-size: 2.8rem; }
      .stage-content-body { grid-template-columns: 1fr; }
    }

    @media (max-width: 768px) {
      .hero-title { font-size: 2.1rem; }
      .section-title { font-size: 1.8rem; }
      .nav-links { display: none; }
      .section-spacing { padding: 60px 0; }
      .hero-actions { flex-direction: column; width: 100%; }
      .btn-brand-primary, .btn-brand-glass { width: 100%; }
      .hero-kpis { gap: 20px; }
      .cta-form-box { flex-direction: column; }
      .pricing-card.popular { transform: none; }
    }

/* roulang page: article */
:root {
      --bg-primary: #0f071a;
      --bg-secondary: #160d24;
      --bg-tertiary: #1f1233;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dark: #64748b;
      --accent-neon-pink: #e024c3;
      --accent-cyan: #00f2fe;
      --accent-gold: #ff7a00;
      --gradient-brand: linear-gradient(135deg, #e024c3 0%, #00f2fe 100%);
      --gradient-gold: linear-gradient(135deg, #ff7a00 0%, #ffd000 100%);
      --card-bg: rgba(255, 255, 255, 0.04);
      --card-bg-hover: rgba(255, 255, 255, 0.07);
      --card-border: rgba(224, 36, 195, 0.18);
      --card-border-hover: rgba(0, 242, 254, 0.45);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-pill: 9999px;
      --shadow-subtle: 0 10px 30px rgba(0, 0, 0, 0.4);
      --shadow-glow: 0 0 25px rgba(224, 36, 195, 0.35);
      --shadow-cyan-glow: 0 0 25px rgba(0, 242, 254, 0.35);
    }
    body {
      background-color: var(--bg-primary);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
      margin: 0;
      padding: 0;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(15, 7, 26, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(224, 36, 195, 0.15);
      padding: 16px 0;
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-main);
    }
    .logo-badge {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: var(--gradient-brand);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.25rem;
      box-shadow: 0 0 16px rgba(224, 36, 195, 0.5);
    }
    .nav-logo span {
      background: linear-gradient(135deg, #ffffff 40%, #e024c3 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
    }
    .nav-link-item a {
      font-size: 0.98rem;
      color: var(--text-muted);
      font-weight: 500;
      padding: 6px 0;
      position: relative;
    }
    .nav-link-item.active a,
    .nav-link-item a:hover {
      color: #ffffff;
    }
    .nav-link-item a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--gradient-brand);
      transition: width 0.25s ease;
    }
    .nav-link-item.active a::after,
    .nav-link-item a:hover::after {
      width: 100%;
    }
    .nav-cta-btn {
      background: var(--gradient-brand);
      color: #fff !important;
      padding: 9px 24px;
      border-radius: var(--radius-pill);
      font-weight: 600;
      font-size: 0.92rem;
      box-shadow: 0 4px 18px rgba(224, 36, 195, 0.35);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .nav-cta-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(0, 242, 254, 0.5);
    }
    .section-spacing {
      padding: 70px 0;
      position: relative;
    }
    .btn-brand-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: var(--gradient-brand);
      color: #ffffff !important;
      padding: 13px 32px;
      border-radius: var(--radius-pill);
      font-size: 1rem;
      font-weight: 600;
      border: none;
      cursor: pointer;
      box-shadow: 0 8px 24px rgba(224, 36, 195, 0.35);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-brand-primary:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 12px 32px rgba(0, 242, 254, 0.45);
    }
    .btn-brand-glass {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-main);
      padding: 13px 28px;
      border-radius: var(--radius-pill);
      font-size: 1rem;
      font-weight: 600;
      border: 1px solid rgba(255, 255, 255, 0.2);
      cursor: pointer;
      backdrop-filter: blur(10px);
      transition: all 0.3s ease;
    }
    .btn-brand-glass:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(0, 242, 254, 0.4);
      color: #ffffff;
      transform: translateY(-2px);
    }
    .pill-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 14px;
      border-radius: var(--radius-pill);
      background: rgba(0, 242, 254, 0.12);
      border: 1px solid rgba(0, 242, 254, 0.25);
      color: var(--accent-cyan);
      font-size: 0.82rem;
      font-weight: 600;
    }
    .lux-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-subtle);
      backdrop-filter: blur(12px);
      transition: all 0.35s ease;
    }
    .lux-card:hover {
      background: var(--card-bg-hover);
      border-color: var(--card-border-hover);
      transform: translateY(-4px);
    }
    .article-hero-wrap {
      padding-top: 40px;
      padding-bottom: 25px;
    }
    .article-breadcrumbs {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .article-breadcrumbs a:hover {
      color: var(--accent-cyan);
    }
    .article-title-h1 {
      font-size: 2.35rem;
      font-weight: 800;
      line-height: 1.35;
      color: var(--text-main);
      letter-spacing: -0.5px;
      margin-bottom: 20px;
    }
    .article-meta-bar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 18px;
      padding-bottom: 24px;
      border-bottom: 1px solid rgba(224, 36, 195, 0.18);
      font-size: 0.9rem;
      color: var(--text-muted);
    }
    .article-meta-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .article-main-grid {
      display: grid;
      grid-template-columns: minmax(0, 720px) 340px;
      gap: 40px;
      align-items: start;
      margin-top: 35px;
    }
    .article-body-content {
      background: rgba(22, 13, 36, 0.65);
      border: 1px solid rgba(224, 36, 195, 0.16);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-subtle);
      backdrop-filter: blur(14px);
      font-size: 1.05rem;
      color: #e2e8f0;
      line-height: 1.85;
    }
    .article-body-content h2,
    .article-body-content h3 {
      color: #ffffff;
      font-weight: 700;
      margin-top: 36px;
      margin-bottom: 16px;
      position: relative;
      padding-left: 16px;
    }
    .article-body-content h2::before,
    .article-body-content h3::before {
      content: '';
      position: absolute;
      left: 0;
      top: 4px;
      bottom: 4px;
      width: 4px;
      border-radius: 4px;
      background: var(--gradient-brand);
    }
    .article-body-content p {
      margin-bottom: 20px;
      color: #cbd5e1;
    }
    .article-body-content blockquote {
      border-left: 4px solid var(--accent-neon-pink);
      background: rgba(224, 36, 195, 0.08);
      padding: 16px 20px;
      border-radius: 0 var(--radius-md) var(--radius-md) 0;
      margin: 25px 0;
      color: #f1f5f9;
      font-style: italic;
    }
    .article-body-content img {
      border-radius: var(--radius-md);
      margin: 25px 0;
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }
    .article-body-content ul, 
    .article-body-content ol {
      padding-left: 24px;
      margin-bottom: 24px;
      color: #cbd5e1;
    }
    .article-body-content li {
      margin-bottom: 8px;
    }
    .interactive-widget {
      background: linear-gradient(135deg, rgba(31, 18, 51, 0.95), rgba(22, 13, 36, 0.95));
      border: 1px solid rgba(0, 242, 254, 0.35);
      border-radius: var(--radius-lg);
      padding: 30px;
      margin-top: 35px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      box-shadow: var(--shadow-cyan-glow);
    }
    .interactive-widget-info h4 {
      font-size: 1.35rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .interactive-widget-info p {
      margin: 0;
      color: var(--text-muted);
      font-size: 0.95rem;
    }
    .social-share-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 15px;
      margin-top: 35px;
      padding: 20px 28px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-pill);
    }
    .share-actions {
      display: flex;
      gap: 12px;
    }
    .share-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: var(--text-main);
      font-size: 0.9rem;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .share-btn:hover {
      background: var(--gradient-brand);
      border-color: transparent;
      transform: translateY(-2px);
    }
    .article-nav-cards {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-top: 35px;
    }
    .nav-neighbor-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 22px;
      transition: all 0.25s ease;
    }
    .nav-neighbor-card:hover {
      background: rgba(255, 255, 255, 0.06);
      border-color: var(--accent-neon-pink);
    }
    .nav-neighbor-tag {
      font-size: 0.8rem;
      color: var(--text-dark);
      text-transform: uppercase;
      margin-bottom: 6px;
    }
    .nav-neighbor-title {
      font-size: 0.98rem;
      font-weight: 600;
      color: var(--text-main);
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .sidebar-widget {
      background: rgba(22, 13, 36, 0.7);
      border: 1px solid rgba(224, 36, 195, 0.16);
      border-radius: var(--radius-lg);
      padding: 28px;
      margin-bottom: 30px;
      backdrop-filter: blur(12px);
    }
    .sidebar-widget-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .sidebar-hot-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .sidebar-hot-item {
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .sidebar-hot-item:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    .sidebar-hot-item a {
      font-size: 0.95rem;
      color: #cbd5e1;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.5;
    }
    .sidebar-hot-item a:hover {
      color: var(--accent-cyan);
    }
    .sidebar-spec-box {
      background: rgba(255, 255, 255, 0.03);
      border-radius: var(--radius-md);
      padding: 16px;
      margin-top: 15px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .spec-item {
      display: flex;
      justify-content: space-between;
      font-size: 0.88rem;
    }
    .spec-item .label {
      color: var(--text-muted);
      background: none;
      padding: 0;
      font-size: 0.88rem;
    }
    .spec-item .val {
      color: var(--accent-cyan);
      font-weight: 600;
    }
    .recommend-section {
      margin-top: 60px;
    }
    .recommend-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 25px;
      margin-top: 25px;
    }
    .recommend-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: all 0.3s ease;
    }
    .recommend-card:hover {
      border-color: var(--card-border-hover);
      transform: translateY(-4px);
    }
    .recommend-card h5 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .recommend-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin: 0;
      line-height: 1.6;
    }
    .article-copyright-box {
      margin-top: 40px;
      padding: 24px;
      background: rgba(255, 255, 255, 0.02);
      border: 1px dashed rgba(224, 36, 195, 0.25);
      border-radius: var(--radius-md);
      font-size: 0.88rem;
      color: var(--text-dark);
      line-height: 1.6;
    }
    .site-footer {
      background: #08030f;
      border-top: 1px solid rgba(224, 36, 195, 0.15);
      padding: 70px 0 35px 0;
      margin-top: 80px;
    }
    .footer-brand-col .footer-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.45rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 16px;
    }
    .footer-logo-symbol {
      color: var(--accent-neon-pink);
    }
    .footer-brand-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .footer-links-group h5 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 18px;
    }
    .footer-links-group ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links-group li {
      margin-bottom: 10px;
    }
    .footer-links-group a {
      font-size: 0.9rem;
      color: var(--text-muted);
    }
    .footer-links-group a:hover {
      color: var(--accent-cyan);
      padding-left: 4px;
    }
    .footer-bottom {
      margin-top: 50px;
      padding-top: 25px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      text-align: center;
      font-size: 0.85rem;
      color: var(--text-dark);
    }
    @media (max-width: 1024px) {
      .article-main-grid {
        grid-template-columns: 1fr;
      }
      .recommend-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .nav-links {
        display: none;
      }
      .article-title-h1 {
        font-size: 1.8rem;
      }
      .article-body-content {
        padding: 24px;
      }
      .article-nav-cards {
        grid-template-columns: 1fr;
      }
      .recommend-grid {
        grid-template-columns: 1fr;
      }
      .interactive-widget {
        flex-direction: column;
        text-align: center;
      }
    }

/* roulang page: category1 */
:root {
      --bg-primary: #0f071a;
      --bg-secondary: #160d24;
      --bg-tertiary: #1f1233;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dark: #64748b;
      --accent-neon-pink: #e024c3;
      --accent-cyan: #00f2fe;
      --accent-gold: #ff7a00;
      --gradient-brand: linear-gradient(135deg, #e024c3 0%, #00f2fe 100%);
      --gradient-gold: linear-gradient(135deg, #ff7a00 0%, #ffd000 100%);
      --card-bg: rgba(255, 255, 255, 0.04);
      --card-bg-hover: rgba(255, 255, 255, 0.07);
      --card-border: rgba(224, 36, 195, 0.18);
      --card-border-hover: rgba(0, 242, 254, 0.45);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-pill: 9999px;
      --shadow-subtle: 0 10px 30px rgba(0, 0, 0, 0.4);
      --shadow-glow: 0 0 25px rgba(224, 36, 195, 0.35);
      --shadow-cyan-glow: 0 0 25px rgba(0, 242, 254, 0.35);
    }
    body {
      background-color: var(--bg-primary);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      margin: 0;
      padding: 0;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(15, 7, 26, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(224, 36, 195, 0.15);
      padding: 16px 0;
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-main);
    }
    .logo-badge {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: var(--gradient-brand);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.25rem;
      box-shadow: 0 0 16px rgba(224, 36, 195, 0.5);
    }
    .nav-logo span {
      background: linear-gradient(135deg, #ffffff 40%, #e024c3 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
    }
    .nav-link-item a {
      font-size: 0.98rem;
      color: var(--text-muted);
      font-weight: 500;
      padding: 6px 0;
      position: relative;
    }
    .nav-link-item.active a,
    .nav-link-item a:hover {
      color: #ffffff;
    }
    .nav-link-item a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--gradient-brand);
      transition: width 0.25s ease;
    }
    .nav-link-item.active a::after,
    .nav-link-item a:hover::after {
      width: 100%;
    }
    .nav-cta-btn {
      background: var(--gradient-brand);
      color: #fff !important;
      padding: 9px 24px;
      border-radius: var(--radius-pill);
      font-weight: 600;
      font-size: 0.92rem;
      box-shadow: 0 4px 18px rgba(224, 36, 195, 0.35);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .nav-cta-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(0, 242, 254, 0.5);
    }

    /* 板块通用间距 */
    .section-spacing {
      padding: 85px 0;
      position: relative;
    }
    .section-header {
      text-align: center;
      max-width: 840px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      border-radius: var(--radius-pill);
      background: rgba(224, 36, 195, 0.12);
      border: 1px solid rgba(224, 36, 195, 0.3);
      color: #ff76e9;
      font-size: 0.85rem;
      font-weight: 600;
      text-transform: uppercase;
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 2.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
      line-height: 1.25;
      letter-spacing: -0.5px;
    }
    .section-subtitle {
      font-size: 1.02rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 通用大卡与组件 */
    .lux-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      box-shadow: var(--shadow-subtle);
      transition: all 0.3s ease;
      height: 100%;
      position: relative;
      overflow: hidden;
    }
    .lux-card:hover {
      background: var(--card-bg-hover);
      border-color: var(--card-border-hover);
      transform: translateY(-5px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 242, 254, 0.2);
    }
    .pill-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 14px;
      border-radius: var(--radius-pill);
      background: rgba(0, 242, 254, 0.12);
      border: 1px solid rgba(0, 242, 254, 0.25);
      color: var(--accent-cyan);
      font-size: 0.82rem;
      font-weight: 600;
    }
    .btn-brand-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: var(--gradient-brand);
      color: #ffffff;
      padding: 13px 32px;
      border-radius: var(--radius-pill);
      font-size: 1rem;
      font-weight: 600;
      border: none;
      cursor: pointer;
      box-shadow: 0 8px 24px rgba(224, 36, 195, 0.35);
      transition: all 0.3s ease;
    }
    .btn-brand-primary:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 12px 32px rgba(0, 242, 254, 0.45);
      color: #ffffff;
    }
    .btn-brand-glass {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-main);
      padding: 13px 28px;
      border-radius: var(--radius-pill);
      font-size: 1rem;
      font-weight: 600;
      border: 1px solid rgba(255, 255, 255, 0.2);
      cursor: pointer;
      backdrop-filter: blur(10px);
      transition: all 0.3s ease;
    }
    .btn-brand-glass:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(0, 242, 254, 0.4);
      color: #ffffff;
      transform: translateY(-2px);
    }

    /* 分类聚合 Header 专属样式 */
    .cat-header-strip {
      background: linear-gradient(180deg, rgba(22, 13, 36, 0.95) 0%, rgba(15, 7, 26, 0.98) 100%);
      border-bottom: 1px solid rgba(224, 36, 195, 0.15);
      padding: 55px 0 45px 0;
      position: relative;
    }
    .cat-header-strip::before {
      content: '';
      position: absolute;
      top: 0;
      left: 10%;
      width: 400px;
      height: 200px;
      background: radial-gradient(circle, rgba(224, 36, 195, 0.15) 0%, transparent 70%);
      pointer-events: none;
      filter: blur(40px);
    }
    .cat-h1 {
      font-size: 2.6rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-bottom: 12px;
      background: linear-gradient(135deg, #ffffff 40%, #00f2fe 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .cat-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 720px;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .cat-filter-search-box {
      display: flex;
      align-items: center;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(224, 36, 195, 0.25);
      border-radius: var(--radius-pill);
      padding: 6px 8px 6px 20px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    }
    .cat-filter-search-box input {
      background: transparent;
      border: none;
      box-shadow: none;
      color: #fff;
      margin: 0;
      font-size: 0.92rem;
    }
    .cat-filter-search-box input:focus {
      background: transparent;
      box-shadow: none;
      outline: none;
    }
    .cat-filter-search-box button {
      background: var(--gradient-brand);
      border: none;
      color: #fff;
      border-radius: var(--radius-pill);
      padding: 9px 20px;
      font-size: 0.88rem;
      font-weight: 600;
      cursor: pointer;
    }

    /* 多维标签过滤矩阵 */
    .filter-pills-row {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 15px;
    }
    .pill-filter-item {
      padding: 8px 20px;
      border-radius: var(--radius-pill);
      font-size: 0.9rem;
      font-weight: 500;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: var(--text-muted);
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .pill-filter-item.active,
    .pill-filter-item:hover {
      background: rgba(224, 36, 195, 0.18);
      border-color: var(--accent-neon-pink);
      color: #ffffff;
      box-shadow: 0 0 14px rgba(224, 36, 195, 0.3);
    }

    /* 卡片矩阵与视讯流卡片 */
    .stream-grid-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-shadow: var(--shadow-subtle);
      transition: all 0.3s ease;
    }
    .stream-grid-card:hover {
      border-color: var(--accent-cyan);
      transform: translateY(-6px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 242, 254, 0.25);
    }
    .stream-card-visual {
      height: 180px;
      background: linear-gradient(135deg, #1f1233 0%, #2d124d 100%);
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }
    .stream-watermark {
      position: absolute;
      top: 12px;
      left: 14px;
      background: rgba(15, 7, 26, 0.75);
      backdrop-filter: blur(8px);
      padding: 4px 10px;
      border-radius: var(--radius-pill);
      font-size: 0.72rem;
      font-weight: 700;
      color: var(--accent-cyan);
      border: 1px solid rgba(0, 242, 254, 0.3);
      display: flex;
      align-items: center;
      gap: 5px;
    }
    .stream-fps-badge {
      position: absolute;
      bottom: 12px;
      right: 14px;
      background: rgba(224, 36, 195, 0.85);
      padding: 3px 9px;
      border-radius: 6px;
      font-size: 0.72rem;
      font-weight: 700;
      color: #fff;
    }
    .stream-visual-icon {
      font-size: 3.5rem;
      color: rgba(255, 255, 255, 0.12);
      transition: all 0.35s ease;
    }
    .stream-grid-card:hover .stream-visual-icon {
      transform: scale(1.15);
      color: rgba(224, 36, 195, 0.35);
    }
    .stream-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .stream-tag-time {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.8rem;
      color: var(--text-dark);
      margin-bottom: 10px;
    }
    .stream-card-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .stream-card-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .stream-card-footer-action {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 14px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .stream-link-anchor {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--accent-cyan);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .stream-link-anchor:hover {
      color: #ffffff;
      transform: translateX(3px);
    }

    /* 榜单大卡 */
    .rank-item-card {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 16px 20px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      transition: all 0.25s ease;
    }
    .rank-item-card:hover {
      background: rgba(224, 36, 195, 0.08);
      border-color: rgba(224, 36, 195, 0.35);
      transform: translateX(4px);
    }
    .rank-num-badge {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
    }
    .rank-top-1 { background: var(--gradient-gold); color: #000; box-shadow: 0 0 15px rgba(255, 122, 0, 0.4); }
    .rank-top-2 { background: linear-gradient(135deg, #e024c3, #9013fe); color: #fff; box-shadow: 0 0 15px rgba(224, 36, 195, 0.4); }
    .rank-top-3 { background: linear-gradient(135deg, #00f2fe, #4facfe); color: #000; box-shadow: 0 0 15px rgba(0, 242, 254, 0.4); }
    .rank-top-other { background: rgba(255, 255, 255, 0.1); color: var(--text-muted); }

    /* 宽幅专栏卡片 */
    .wide-feature-box {
      background: linear-gradient(135deg, rgba(22, 13, 36, 0.9) 0%, rgba(31, 18, 51, 0.9) 100%);
      border: 1px solid rgba(224, 36, 195, 0.25);
      border-radius: var(--radius-lg);
      padding: 38px 34px;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-subtle);
    }
    .wide-feature-box::after {
      content: '';
      position: absolute;
      top: -50px;
      right: -50px;
      width: 180px;
      height: 180px;
      background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, transparent 70%);
      pointer-events: none;
    }

    /* 快问快答卡 */
    .qa-mini-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(224, 36, 195, 0.16);
      border-radius: var(--radius-md);
      padding: 24px;
      height: 100%;
    }
    .qa-q {
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .qa-q i {
      color: var(--accent-cyan);
    }
    .qa-a {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 专栏订阅大圆角框 */
    .cat-subscribe-panel {
      background: linear-gradient(135deg, rgba(224, 36, 195, 0.12) 0%, rgba(0, 242, 254, 0.08) 100%);
      border: 1px solid rgba(224, 36, 195, 0.35);
      border-radius: var(--radius-lg);
      padding: 48px;
      text-align: center;
      box-shadow: 0 10px 40px rgba(0,0,0,0.4);
    }

    /* 页脚 Footer 样式与首页严格一致 */
    .site-footer {
      background: #090312;
      border-top: 1px solid rgba(224, 36, 195, 0.18);
      padding: 75px 0 35px 0;
      margin-top: 60px;
    }
    .footer-brand-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-top: 14px;
    }
    .footer-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.45rem;
      font-weight: 800;
      color: #fff;
    }
    .footer-logo-symbol {
      width: 34px;
      height: 34px;
      border-radius: 10px;
      background: var(--gradient-brand);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
    }
    .footer-links-group h5 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
      position: relative;
      padding-bottom: 8px;
    }
    .footer-links-group h5::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--accent-neon-pink);
    }
    .footer-links-group ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links-group li {
      margin-bottom: 10px;
    }
    .footer-links-group a {
      font-size: 0.88rem;
      color: var(--text-dark);
    }
    .footer-links-group a:hover {
      color: var(--accent-cyan);
    }
    .footer-bottom-bar {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      margin-top: 55px;
      padding-top: 25px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.82rem;
      color: var(--text-dark);
    }

    /* 移动端与响应式断点适配 */
    @media (max-width: 1024px) {
      .nav-links {
        gap: 16px;
      }
      .nav-link-item a {
        font-size: 0.9rem;
      }
    }
    @media (max-width: 768px) {
      .nav-links {
        display: none;
      }
      .section-spacing {
        padding: 50px 0;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .cat-h1 {
        font-size: 1.85rem;
      }
      .cat-subscribe-panel {
        padding: 28px 18px;
      }
      .footer-bottom-bar {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }