/* roulang page: index */
:root {
      --primary-color: #1B7F5A;
      --primary-hover: #156648;
      --accent-color: #E8822A;
      --accent-hover: #cf6f1e;
      --dark-neutral: #111923;
      --dark-card: #182332;
      --light-neutral: #F7F9FA;
      --light-card: #EEF2F6;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-pill: 50px;
      --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
      --shadow-hover: 0 16px 36px rgba(27, 127, 90, 0.16);
      --transition: all 0.28s ease-in-out;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #FFFFFF;
      line-height: 1.65;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      padding-bottom: 70px;
    }

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

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

    /* 顶部双行频道导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .nav-primary-bar {
      padding: 12px 0;
      border-bottom: 1px solid rgba(226, 232, 240, 0.7);
    }

    .brand-logo-text {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary-color);
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .brand-logo-badge {
      font-size: 0.75rem;
      background: #e8f5ee;
      color: var(--primary-color);
      padding: 2px 8px;
      border-radius: var(--radius-pill);
      font-weight: 600;
    }

    .nav-search-bar {
      position: relative;
      max-width: 320px;
      width: 100%;
    }

    .nav-search-bar input {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-pill);
      padding: 6px 16px;
      font-size: 0.875rem;
      width: 100%;
      outline: none;
      background: var(--light-neutral);
      transition: var(--transition);
    }

    .nav-search-bar input:focus {
      background: #FFF;
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(27, 127, 90, 0.15);
    }

    .btn-brand-accent {
      background-color: var(--accent-color);
      color: #fff;
      font-weight: 600;
      padding: 8px 20px;
      border-radius: var(--radius-pill);
      border: none;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      min-height: 40px;
    }

    .btn-brand-accent:hover {
      background-color: var(--accent-hover);
      color: #fff;
      transform: translateY(-1px);
    }

    .btn-brand-outline {
      border: 1px solid var(--primary-color);
      color: var(--primary-color);
      font-weight: 600;
      padding: 8px 18px;
      border-radius: var(--radius-pill);
      background: transparent;
      transition: var(--transition);
      min-height: 40px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

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

    .nav-channel-strip {
      overflow-x: auto;
      white-space: nowrap;
      padding: 8px 0;
      -ms-overflow-style: none;
      scrollbar-width: none;
    }
    .nav-channel-strip::-webkit-scrollbar {
      display: none;
    }

    .nav-channel-link {
      display: inline-block;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-muted);
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      margin-right: 4px;
      transition: var(--transition);
    }

    .nav-channel-link:hover,
    .nav-channel-link.active {
      color: var(--primary-color);
      background: #EAF5F0;
    }

    /* 板块结构基准 */
    .content-section {
      padding: 76px 0;
      position: relative;
    }

    .section-light {
      background-color: #FFFFFF;
    }

    .section-soft {
      background-color: var(--light-neutral);
    }

    .section-dark {
      background-color: var(--dark-neutral);
      color: #FFFFFF;
    }

    .section-header {
      margin-bottom: 48px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.825rem;
      font-weight: 700;
      color: var(--primary-color);
      background: rgba(27, 127, 90, 0.1);
      padding: 4px 12px;
      border-radius: var(--radius-pill);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 12px;
    }

    .section-tag-light {
      color: #55DC9C;
      background: rgba(85, 220, 156, 0.12);
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      line-height: 1.35;
      margin-bottom: 16px;
    }

    .section-lead {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* 1. 首屏 Banner */
    .hero-banner {
      position: relative;
      background: linear-gradient(135deg, rgba(17, 25, 35, 0.88), rgba(27, 127, 90, 0.82)),
                  url('/assets/images/bb17d04a99835935.png') center center/cover no-repeat;
      color: #FFFFFF;
      padding: 96px 0 110px 0;
      overflow: hidden;
    }

    .hero-h1 {
      font-size: 3.1rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 24px;
      letter-spacing: -0.5px;
    }

    .hero-lead {
      font-size: 1.15rem;
      color: #E2E8F0;
      line-height: 1.75;
      max-width: 820px;
      margin-bottom: 36px;
    }

    .hero-action-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 40px;
    }

    .hero-stat-badge-strip {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.16);
      padding-top: 24px;
    }

    .hero-stat-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.95rem;
      color: #CBD5E1;
    }

    .hero-stat-bullet {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: var(--accent-color);
    }

    /* 卡片体系 */
    .feature-box {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      border: 1px solid var(--border-color);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
      position: relative;
      overflow: hidden;
    }

    .feature-box::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
      opacity: 0;
      transition: var(--transition);
    }

    .feature-box:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(27, 127, 90, 0.3);
    }

    .feature-box:hover::before {
      opacity: 1;
    }

    .feature-icon-badge {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: #EAF5F0;
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      font-weight: 700;
      margin-bottom: 20px;
    }

    .feature-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .feature-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.68;
    }

    /* 游戏卡片展示 */
    .game-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .game-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .game-card-cover {
      position: relative;
      height: 220px;
      overflow: hidden;
      background: #0F172A;
    }

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

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

    .game-card-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(17, 25, 35, 0.85);
      color: #FFF;
      font-size: 0.75rem;
      padding: 4px 10px;
      border-radius: var(--radius-pill);
      backdrop-filter: blur(4px);
    }

    .game-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .game-card-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .game-meta-pills {
      display: flex;
      gap: 8px;
      margin-bottom: 14px;
    }

    .meta-pill {
      font-size: 0.8rem;
      color: var(--primary-color);
      background: #EAF5F0;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 深色卡片与指标展示 */
    .dark-panel {
      background: var(--dark-card);
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 32px;
      height: 100%;
      transition: var(--transition);
    }

    .dark-panel:hover {
      border-color: rgba(85, 220, 156, 0.3);
      transform: translateY(-3px);
    }

    /* 数据统计条 */
    .stat-metric-card {
      padding: 28px 20px;
      text-align: center;
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .stat-metric-val {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary-color);
      line-height: 1.2;
      margin-bottom: 6px;
    }

    .stat-metric-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .stat-metric-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 用户评论卡片 */
    .review-bubble {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 26px;
      border: 1px solid var(--border-color);
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
    }

    .review-user-profile {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 20px;
    }

    .user-avatar-circle {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #E2E8F0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-color);
    }

    /* 对比表格 */
    .comparison-table-wrapper {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .custom-table {
      width: 100%;
      margin-bottom: 0;
      border-collapse: collapse;
    }

    .custom-table th,
    .custom-table td {
      padding: 18px 20px;
      border-bottom: 1px solid var(--border-color);
      text-align: left;
    }

    .custom-table th {
      background-color: var(--light-neutral);
      font-weight: 700;
      color: var(--text-main);
    }

    .custom-table tr:last-child td {
      border-bottom: none;
    }

    .badge-check {
      color: var(--primary-color);
      font-weight: 700;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .badge-cross {
      color: #94A3B8;
      font-weight: 500;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 资讯速报 */
    .news-digest-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: var(--transition);
    }

    .news-digest-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }

    .news-digest-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .news-tag {
      font-size: 0.78rem;
      color: var(--accent-color);
      font-weight: 700;
      margin-bottom: 8px;
    }

    /* FAQ 手风琴深度覆盖 */
    .accordion-item {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md) !important;
      margin-bottom: 12px;
      overflow: hidden;
      background: #FFFFFF;
    }

    .accordion-button {
      font-weight: 700;
      font-size: 1.05rem;
      color: var(--text-main);
      padding: 18px 24px;
      background: #FFFFFF;
      box-shadow: none !important;
    }

    .accordion-button:not(.collapsed) {
      color: var(--primary-color);
      background-color: #F0F9F5;
    }

    .accordion-body {
      padding: 20px 24px;
      color: var(--text-muted);
      line-height: 1.7;
      background-color: #FFFFFF;
    }

    /* 底部保障与呼吁 */
    .assurance-box {
      padding: 24px;
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      text-align: center;
      height: 100%;
    }

    .assurance-icon {
      font-size: 1.8rem;
      color: var(--primary-color);
      margin-bottom: 12px;
      font-weight: 800;
    }

    .final-cta-band {
      background: linear-gradient(135deg, var(--primary-color), #0E533A);
      border-radius: 20px;
      padding: 60px 40px;
      color: #FFFFFF;
      position: relative;
      overflow: hidden;
      margin-top: 40px;
    }

    /* 页脚 */
    .site-footer {
      background: var(--dark-neutral);
      color: #94A3B8;
      padding: 70px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.92rem;
    }

    .footer-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 20px;
    }

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

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

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

    .footer-bottom-bar {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      margin-top: 50px;
      padding-top: 24px;
      font-size: 0.85rem;
      text-align: center;
      color: #64748B;
    }

    /* 移动端常驻呼吁条 */
    .sticky-bottom-cta {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-top: 1px solid var(--border-color);
      padding: 10px 16px;
      z-index: 1025;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06);
    }

    @media (max-width: 991.98px) {
      .hero-h1 {
        font-size: 2.3rem;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .content-section {
        padding: 56px 0;
      }
      .nav-search-bar {
        display: none;
      }
    }

    @media (max-width: 575.98px) {
      .hero-h1 {
        font-size: 1.95rem;
      }
      .hero-action-group {
        flex-direction: column;
      }
      .btn-brand-accent, .btn-brand-outline {
        width: 100%;
      }
      .final-cta-band {
        padding: 36px 20px;
      }
    }