/* roulang page: index */
:root {
      --bg-base: #090b10;
      --bg-surface: #11141c;
      --bg-surface-elevated: #181d29;
      --bg-glass: rgba(17, 20, 28, 0.78);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-accent: rgba(239, 44, 90, 0.3);
      --text-main: #f1f3f7;
      --text-muted: #9aa1b2;
      --text-dim: #656c7d;
      --primary: #ef2c5a;
      --primary-hover: #fa426d;
      --primary-glow: rgba(239, 44, 90, 0.35);
      --accent-cyan: #00d2ff;
      --accent-gold: #ffb703;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
      --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.6);
      --shadow-glow: 0 0 24px var(--primary-glow);
      --font-base: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
      --font-mono: 'JetBrains Mono', monospace;
      --transition: all 0.24s cubic-bezier(0.16, 1, 0.3, 1);
    }

    /* Reset & Base */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
      background-color: var(--bg-base);
    }
    body {
      font-family: var(--font-base);
      color: var(--text-main);
      background-color: var(--bg-base);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input {
      font-family: inherit;
      outline: none;
      border: none;
    }

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

    /* 悬浮胶囊导航 */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      right: 0;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 16px;
      pointer-events: none;
    }
    .capsule-nav {
      pointer-events: auto;
      background: var(--bg-glass);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-full);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      padding: 8px 14px 8px 24px;
      max-width: 1040px;
      width: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .brand-logo i {
      color: var(--primary);
      font-size: 1.35rem;
      filter: drop-shadow(0 0 8px var(--primary));
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 20px;
      list-style: none;
    }
    .nav-link {
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-full);
      transition: var(--transition);
    }
    .nav-link:hover, .nav-link.active {
      color: #fff;
      background: rgba(255, 255, 255, 0.08);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-capsule {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-capsule-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 4px 14px var(--primary-glow);
    }
    .btn-capsule-primary:hover {
      background: var(--primary-hover);
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(239, 44, 90, 0.5);
    }

    /* Section Global Styles */
    section {
      padding: 80px 0;
      position: relative;
    }
    .section-header {
      margin-bottom: 40px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      align-self: flex-start;
      font-size: 0.78rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent-cyan);
      background: rgba(0, 210, 255, 0.1);
      border: 1px solid rgba(0, 210, 255, 0.2);
      padding: 4px 12px;
      border-radius: var(--radius-full);
    }
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      max-width: 680px;
      line-height: 1.7;
    }

    /* 1. Hero: 促销主视觉 + 爆炸贴 + 限时文案 + 强对比按钮 */
    .hero-section {
      padding-top: 140px;
      padding-bottom: 70px;
      background: radial-gradient(circle at 50% 10%, rgba(239, 44, 90, 0.12) 0%, rgba(9, 11, 16, 0) 70%);
      overflow: hidden;
    }
    .hero-banner {
      background: linear-gradient(135deg, rgba(24, 29, 41, 0.9) 0%, rgba(17, 20, 28, 0.95) 100%);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      position: relative;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    }
    .hero-burst-badge {
      position: absolute;
      top: -14px;
      right: 36px;
      background: linear-gradient(135deg, #ffb703, #ff4d00);
      color: #000;
      font-weight: 800;
      font-size: 0.85rem;
      padding: 6px 16px;
      border-radius: var(--radius-full);
      box-shadow: 0 4px 16px rgba(255, 183, 3, 0.4);
      display: flex;
      align-items: center;
      gap: 6px;
      animation: pulse 2s infinite ease-in-out;
    }
    @keyframes pulse {
      0%, 100% { transform: scale(1); }
      50% { transform: scale(1.05); }
    }
    .hero-h1 {
      font-size: 2.75rem;
      font-weight: 800;
      line-height: 1.25;
      color: #ffffff;
      margin-bottom: 20px;
      max-width: 820px;
    }
    .hero-h1 span {
      background: linear-gradient(90deg, #ffffff 0%, var(--primary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-intro {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.8;
      max-width: 780px;
      margin-bottom: 32px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 18px;
      margin-bottom: 36px;
    }
    .btn-action-primary {
      background: var(--primary);
      color: #fff;
      font-size: 1.05rem;
      font-weight: 700;
      padding: 14px 34px;
      border-radius: var(--radius-full);
      box-shadow: 0 6px 24px var(--primary-glow);
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .btn-action-primary:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
    }
    .btn-action-outline {
      border: 1px solid var(--border-subtle);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-main);
      font-size: 1.05rem;
      font-weight: 600;
      padding: 14px 28px;
      border-radius: var(--radius-full);
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .btn-action-outline:hover {
      border-color: rgba(255, 255, 255, 0.25);
      background: rgba(255, 255, 255, 0.08);
    }
    .hero-metrics-bar {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 20px;
      padding-top: 28px;
      border-top: 1px solid var(--border-subtle);
    }
    .metric-unit-val {
      font-size: 1.55rem;
      font-family: var(--font-mono);
      font-weight: 700;
      color: #fff;
    }
    .metric-unit-lbl {
      font-size: 0.85rem;
      color: var(--text-dim);
    }

    /* 2. 搜索 / 快速检索入口 */
    .search-section {
      padding: 20px 0 50px 0;
    }
    .search-box-wrapper {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 18px 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
      box-shadow: var(--shadow-sm);
    }
    .search-input-group {
      display: flex;
      align-items: center;
      gap: 12px;
      background: var(--bg-base);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-full);
      padding: 8px 18px;
      transition: var(--transition);
    }
    .search-input-group:focus-within {
      border-color: var(--primary);
      box-shadow: 0 0 12px var(--primary-glow);
    }
    .search-input-group i {
      color: var(--text-dim);
      font-size: 1.1rem;
    }
    .search-input-field {
      flex: 1;
      background: transparent;
      color: #fff;
      font-size: 0.95rem;
    }
    .search-input-field::placeholder {
      color: var(--text-dim);
    }
    .search-btn-trigger {
      background: var(--primary);
      color: #fff;
      padding: 8px 20px;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      font-weight: 600;
      cursor: pointer;
    }
    .quick-tags-list {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }
    .quick-tag-label {
      font-size: 0.82rem;
      color: var(--text-dim);
    }
    .quick-tag-pill {
      font-size: 0.8rem;
      padding: 3px 12px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-full);
      color: var(--text-muted);
      transition: var(--transition);
    }
    .quick-tag-pill:hover {
      background: rgba(239, 44, 90, 0.15);
      color: #fff;
      border-color: var(--border-accent);
    }

    /* 3. 分类矩阵 */
    .catalog-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .catalog-item-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .catalog-item-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow-glow);
    }
    .catalog-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      background: rgba(239, 44, 90, 0.1);
      color: var(--primary);
      margin-bottom: 4px;
    }
    .catalog-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
    }
    .catalog-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 4. 精选清单 (Bento 风格卡片排版) */
    .bento-showcase {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .bento-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .bento-card:hover {
      border-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-4px);
    }
    .bento-cover {
      height: 190px;
      background: linear-gradient(135deg, #1f2533 0%, #10131a 100%);
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(255, 255, 255, 0.2);
      font-size: 3rem;
    }
    .bento-badge-float {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(0, 0, 0, 0.7);
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      font-size: 0.75rem;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: var(--radius-full);
      color: #fff;
    }
    .bento-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      flex: 1;
    }
    .bento-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
    }
    .bento-text {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .bento-meta {
      margin-top: auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 14px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 0.8rem;
      color: var(--text-dim);
    }

    /* 5. 最新更新列表 (分栏时间线与标签组合) */
    .timeline-updates {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .update-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 16px 20px;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      transition: var(--transition);
    }
    .update-row:hover {
      background: var(--bg-surface-elevated);
      border-color: rgba(255, 255, 255, 0.15);
    }
    .update-info {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .update-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary);
    }
    .update-label {
      font-size: 0.96rem;
      font-weight: 600;
      color: #fff;
    }
    .update-meta-tag {
      font-size: 0.78rem;
      padding: 2px 8px;
      border-radius: 4px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-muted);
    }
    .update-time {
      font-size: 0.82rem;
      font-family: var(--font-mono);
      color: var(--text-dim);
    }

    /* 6. 热门排行 (带数字序与参数指标) */
    .ranking-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .ranking-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 18px 22px;
      display: flex;
      align-items: center;
      gap: 18px;
      transition: var(--transition);
    }
    .ranking-card:hover {
      border-color: var(--border-accent);
      transform: translateX(4px);
    }
    .rank-num {
      font-size: 1.8rem;
      font-family: var(--font-mono);
      font-weight: 800;
      color: var(--text-dim);
      min-width: 32px;
    }
    .rank-num.top {
      color: var(--primary);
    }
    .rank-content {
      flex: 1;
    }
    .rank-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
    }
    .rank-sub {
      font-size: 0.82rem;
      color: var(--text-muted);
    }
    .rank-score {
      font-family: var(--font-mono);
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--accent-gold);
      display: flex;
      align-items: center;
      gap: 4px;
    }

    /* 7. 资源中心 (参数与性能状态面板) */
    .tech-specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .tech-spec-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }
    .spec-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .spec-icon-wrap {
      width: 40px;
      height: 40px;
      border-radius: 8px;
      background: rgba(0, 210, 255, 0.1);
      color: var(--accent-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
    }
    .spec-name {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
    }
    .spec-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 8. 行业资讯与解析 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      transition: var(--transition);
    }
    .news-card:hover {
      border-color: rgba(255, 255, 255, 0.2);
    }
    .news-date {
      font-size: 0.78rem;
      font-family: var(--font-mono);
      color: var(--text-dim);
    }
    .news-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.45;
    }
    .news-brief {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 9. 优惠券墙 (硬性蓝图指定结构) */
    .coupon-section {
      background: linear-gradient(180deg, var(--bg-base) 0%, rgba(24, 29, 41, 0.6) 100%);
    }
    .coupon-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 28px;
    }
    .coupon-card {
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
      border: 1px dashed rgba(239, 44, 90, 0.4);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: var(--transition);
    }
    .coupon-card:hover {
      border-color: var(--primary);
      box-shadow: 0 4px 18px var(--primary-glow);
    }
    .coupon-value {
      font-family: var(--font-mono);
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1;
    }
    .coupon-value span {
      font-size: 1rem;
      font-weight: 500;
      margin-left: 2px;
    }
    .coupon-info {
      flex: 1;
      padding-left: 18px;
    }
    .coupon-title {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
    }
    .coupon-limit {
      font-size: 0.78rem;
      color: var(--text-dim);
    }
    .btn-coupon-claim {
      background: var(--primary);
      color: #fff;
      font-size: 0.82rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      cursor: pointer;
      white-space: nowrap;
    }
    .coupon-rules-box {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.8;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .coupon-rules-title {
      font-weight: 700;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .coupon-action-row {
      margin-top: 24px;
      text-align: center;
    }

    /* 10. 适用人群与场景矩阵 */
    .personas-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .persona-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px;
      position: relative;
    }
    .persona-card.suited {
      border-top: 4px solid var(--accent-cyan);
    }
    .persona-card.unsuited {
      border-top: 4px solid var(--text-dim);
    }
    .persona-badge {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 14px;
    }
    .persona-card.suited .persona-badge {
      background: rgba(0, 210, 255, 0.15);
      color: var(--accent-cyan);
    }
    .persona-card.unsuited .persona-badge {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-dim);
    }
    .persona-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .persona-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .persona-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }
    .persona-list li i {
      margin-top: 3px;
    }

    /* 11. 误区澄清 */
    .myths-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .myth-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 22px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .myth-wrong {
      display: flex;
      align-items: center;
      gap: 8px;
      color: #ff5252;
      font-size: 0.95rem;
      font-weight: 600;
    }
    .myth-correct {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      color: var(--text-muted);
      font-size: 0.88rem;
      line-height: 1.6;
    }
    .myth-correct i {
      color: #00e676;
      margin-top: 4px;
    }

    /* 12. 多端同步与入口矩阵 */
    .devices-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .device-box {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 12px;
      transition: var(--transition);
    }
    .device-box:hover {
      border-color: rgba(255, 255, 255, 0.25);
      background: var(--bg-surface-elevated);
    }
    .device-icon-box {
      font-size: 2.2rem;
      color: var(--primary);
    }
    .device-name {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
    }
    .device-desc {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
    }
    .device-tag {
      font-size: 0.75rem;
      padding: 2px 10px;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-dim);
    }

    /* 13. 快速配置与接入条 */
    .quick-start-box {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 32px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-card {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .step-num {
      font-family: var(--font-mono);
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--accent-cyan);
    }
    .step-title {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
    }
    .step-text {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 14. 品牌故事叙事区 */
    .story-band {
      background: linear-gradient(135deg, rgba(239, 44, 90, 0.08) 0%, rgba(0, 210, 255, 0.04) 100%);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 44px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .story-content {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .story-title {
      font-size: 1.6rem;
      font-weight: 800;
      color: #fff;
      line-height: 1.35;
    }
    .story-para {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.8;
    }
    .story-quote-box {
      background: var(--bg-surface);
      border-left: 3px solid var(--primary);
      padding: 24px;
      border-radius: 0 var(--radius-md) var(--radius-md) 0;
      font-size: 0.9rem;
      color: #fff;
      line-height: 1.7;
    }

    /* 15. 收藏与回访入口 (闭环收口) */
    .bookmark-section {
      padding-bottom: 90px;
    }
    .bookmark-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 40px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 20px;
      box-shadow: var(--shadow-sm);
    }
    .bookmark-title {
      font-size: 1.6rem;
      font-weight: 800;
      color: #fff;
    }
    .bookmark-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      max-width: 620px;
      line-height: 1.7;
    }
    .bookmark-action-group {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      justify-content: center;
    }

    /* Footer */
    footer {
      background: #06070a;
      border-top: 1px solid var(--border-subtle);
      padding: 60px 0 32px 0;
      font-size: 0.88rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .footer-brand .brand-logo {
      font-size: 1.3rem;
    }
    .footer-desc {
      font-size: 0.85rem;
      color: var(--text-dim);
      line-height: 1.7;
      max-width: 320px;
    }
    .footer-col-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
    }
    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links-list a {
      color: var(--text-muted);
      transition: var(--transition);
    }
    .footer-links-list a:hover {
      color: #fff;
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      color: var(--text-dim);
      font-size: 0.82rem;
    }
    .footer-domain-note {
      font-family: var(--font-mono);
      font-size: 0.8rem;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .catalog-grid, .devices-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .bento-showcase, .tech-specs-grid, .news-grid, .coupon-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .story-band {
        grid-template-columns: 1fr;
        padding: 30px;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .capsule-nav {
        padding: 8px 16px;
      }
      .nav-links {
        display: none;
      }
      .hero-banner {
        padding: 36px 24px;
      }
      .hero-h1 {
        font-size: 2rem;
      }
      .bento-showcase, .tech-specs-grid, .news-grid, .coupon-grid, .ranking-grid, .personas-grid, .myths-grid, .quick-start-box {
        grid-template-columns: 1fr;
      }
      .catalog-grid, .devices-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }