/* roulang page: index */
:root {
      --bg-darkest: #0B0D0F;
      --bg-tactical: #0F1215;
      --bg-surface: #181D23;
      --bg-card: #1F252E;
      --primary-accent: #FF5500;
      --primary-accent-hover: #E04B00;
      --accent-green: #00FF87;
      --border-tactical: #2C3440;
      --text-main: #E6EDF3;
      --text-muted: #7D8B99;
      --text-bright: #FFFFFF;
      --font-display: "Chakra Petch", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    body {
      background-color: var(--bg-tactical);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: var(--text-main);
      text-decoration: none;
      transition: var(--transition-smooth);
    }
    a:hover, a:focus {
      color: var(--primary-accent);
    }

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

    /* 战术几何与装饰点缀 */
    .hud-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 85, 0, 0.12);
      border: 1px solid rgba(255, 85, 0, 0.4);
      color: var(--primary-accent);
      padding: 4px 10px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.5px;
      border-radius: 2px;
      text-transform: uppercase;
    }
    .hud-tag.green {
      background: rgba(0, 255, 135, 0.1);
      border-color: rgba(0, 255, 135, 0.35);
      color: var(--accent-green);
    }

    .section-head {
      margin-bottom: 42px;
    }
    .section-head.center {
      text-align: center;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-bright);
      margin: 10px 0 14px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 16px;
      max-width: 680px;
      margin: 0 auto;
      line-height: 1.7;
    }
    .section-head:not(.center) .section-desc {
      margin: 0;
    }

    /* 按钮规范 */
    .btn-tactical {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: var(--primary-accent);
      color: #fff !important;
      font-weight: 700;
      font-size: 15px;
      padding: 13px 26px;
      border-radius: 2px;
      border: 1px solid var(--primary-accent);
      cursor: pointer;
      box-shadow: 0 4px 16px rgba(255, 85, 0, 0.3);
      transition: var(--transition-smooth);
    }
    .btn-tactical:hover {
      background: var(--primary-accent-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 85, 0, 0.45);
    }
    .btn-tactical.secondary {
      background: rgba(44, 52, 64, 0.4);
      border-color: var(--border-tactical);
      color: var(--text-main) !important;
      box-shadow: none;
    }
    .btn-tactical.secondary:hover {
      background: var(--border-tactical);
      color: #fff !important;
      border-color: var(--text-muted);
      transform: translateY(-2px);
    }

    /* 顶部微型指示条 */
    .top-bar-sub {
      background: var(--bg-darkest);
      border-bottom: 1px solid rgba(44, 52, 64, 0.5);
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .top-status-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .pulse-dot {
      width: 7px;
      height: 7px;
      background-color: var(--accent-green);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--accent-green);
    }

    /* 主导航 */
    .site-header {
      background: rgba(15, 18, 21, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-tactical);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 68px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 800;
      color: var(--text-bright);
      letter-spacing: -0.5px;
    }
    .brand-logo i {
      color: var(--primary-accent);
      font-size: 22px;
    }
    .nav-menu {
      display: flex;
      gap: 28px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-menu a {
      font-size: 14px;
      font-weight: 600;
      color: #A1B0CB;
      position: relative;
      padding: 6px 0;
    }
    .nav-menu a.active, .nav-menu a:hover {
      color: #fff;
    }
    .nav-menu a.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary-accent);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    /* 板块结构基底 */
    .section-panel {
      padding: 85px 0;
      border-bottom: 1px solid rgba(44, 52, 64, 0.4);
      position: relative;
    }
    .section-panel.darker {
      background-color: var(--bg-darkest);
    }
    .section-panel.surface {
      background-color: var(--bg-surface);
    }

    /* 板块 1: Hero */
    .hero-section {
      padding: 70px 0 90px;
      background-image: linear-gradient(to right, rgba(11, 13, 15, 0.96) 30%, rgba(15, 18, 21, 0.85) 70%), url('/assets/images/25dcdbaab8377dfd.webp');
      background-size: cover;
      background-position: center;
      position: relative;
      border-bottom: 1px solid var(--border-tactical);
    }
    .hero-content h1 {
      font-size: 46px;
      font-weight: 900;
      color: var(--text-bright);
      line-height: 1.15;
      margin: 16px 0 20px;
      letter-spacing: -0.5px;
    }
    .hero-lead {
      color: #A3B1C2;
      font-size: 16px;
      line-height: 1.75;
      margin-bottom: 30px;
      max-width: 580px;
    }
    .hero-specs {
      display: flex;
      gap: 24px;
      margin-top: 36px;
      padding-top: 24px;
      border-top: 1px solid rgba(44, 52, 64, 0.6);
    }
    .spec-item {
      display: flex;
      flex-direction: column;
    }
    .spec-item .num {
      font-size: 22px;
      font-weight: 800;
      color: var(--accent-green);
      font-family: var(--font-display);
    }
    .spec-item .label {
      font-size: 12px;
      color: var(--text-muted);
    }
    .hero-visual-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      border-radius: 4px;
      overflow: hidden;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    }
    .visual-topbar {
      padding: 10px 16px;
      background: var(--bg-card);
      border-bottom: 1px solid var(--border-tactical);
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 13px;
      color: var(--text-muted);
    }
    .visual-screen {
      position: relative;
      height: 320px;
    }
    .visual-screen img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .visual-overlay-stats {
      position: absolute;
      bottom: 14px;
      left: 14px;
      right: 14px;
      background: rgba(15, 18, 21, 0.88);
      border: 1px solid rgba(44, 52, 64, 0.8);
      padding: 12px;
      border-radius: 2px;
      display: flex;
      justify-content: space-around;
      text-align: center;
    }

    /* 板块 2: KPI看板 */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .metric-box {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      padding: 24px;
      border-radius: 2px;
      border-left: 3px solid var(--primary-accent);
      position: relative;
    }
    .metric-val {
      font-size: 36px;
      font-weight: 900;
      color: var(--text-bright);
      line-height: 1.1;
      margin-bottom: 6px;
      font-family: var(--font-display);
    }
    .metric-name {
      font-size: 14px;
      font-weight: 700;
      color: #CBD5E1;
      margin-bottom: 4px;
    }
    .metric-sub {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 3: 架构与技术参数 */
    .tech-spec-badge-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 24px;
    }
    .tech-pill {
      background: var(--bg-darkest);
      border: 1px solid var(--border-tactical);
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 600;
      color: #A3B1C2;
      border-radius: 2px;
    }
    .tech-pill strong {
      color: var(--accent-green);
    }

    /* 板块 4: 服务矩阵 / 特性卡片 */
    .feature-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      padding: 28px;
      border-radius: 3px;
      height: 100%;
      transition: var(--transition-smooth);
      position: relative;
    }
    .feature-card:hover {
      border-color: var(--primary-accent);
      transform: translateY(-4px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    }
    .feature-icon {
      width: 50px;
      height: 50px;
      background: rgba(255, 85, 0, 0.1);
      border: 1px solid rgba(255, 85, 0, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-accent);
      font-size: 20px;
      margin-bottom: 18px;
      border-radius: 2px;
    }
    .feature-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 10px;
    }
    .feature-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 5: 游戏精选库 */
    .game-card {
      background: var(--bg-card);
      border: 1px solid var(--border-tactical);
      border-radius: 3px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: var(--transition-smooth);
    }
    .game-card:hover {
      border-color: var(--primary-accent);
      transform: translateY(-3px);
    }
    .game-thumb {
      height: 190px;
      position: relative;
      overflow: hidden;
    }
    .game-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .game-card:hover .game-thumb img {
      transform: scale(1.05);
    }
    .game-badge {
      position: absolute;
      top: 12px;
      right: 12px;
      background: rgba(11, 13, 15, 0.85);
      border: 1px solid var(--border-tactical);
      font-size: 11px;
      padding: 3px 8px;
      color: var(--accent-green);
      border-radius: 2px;
    }
    .game-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .game-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 8px;
    }
    .game-meta {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 14px;
      display: flex;
      gap: 12px;
    }
    .game-desc {
      font-size: 13.5px;
      color: #94A3B8;
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .game-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 14px;
      border-top: 1px solid rgba(44, 52, 64, 0.5);
    }

    /* 板块 6: 结果对比与对决机制 (Dark Technical Banner) */
    .compare-container {
      background: #090B0D;
      border: 1px solid var(--border-tactical);
      border-radius: 4px;
      padding: 36px;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      color: var(--text-main);
    }
    .compare-table th {
      padding: 16px;
      text-align: left;
      font-size: 14px;
      color: var(--text-muted);
      border-bottom: 2px solid var(--border-tactical);
    }
    .compare-table td {
      padding: 16px;
      border-bottom: 1px solid rgba(44, 52, 64, 0.4);
      font-size: 14.5px;
    }
    .compare-table tr:hover td {
      background: rgba(255, 255, 255, 0.02);
    }
    .cell-highlight {
      color: var(--accent-green);
      font-weight: 700;
    }

    /* 板块 7: 战队故事与战术档案 */
    .story-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      padding: 30px;
      border-radius: 3px;
      height: 100%;
    }
    .story-profile {
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 18px;
    }
    .story-avatar {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      border: 2px solid var(--primary-accent);
      object-fit: cover;
    }
    .story-name {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-bright);
    }
    .story-role {
      font-size: 12.5px;
      color: var(--text-muted);
    }
    .story-quote {
      font-size: 14px;
      color: #94A3B8;
      line-height: 1.7;
      font-style: italic;
    }

    /* 板块 8: 里程碑与发展演进 */
    .timeline-wrap {
      position: relative;
      padding-left: 30px;
    }
    .timeline-wrap::before {
      content: "";
      position: absolute;
      top: 0;
      bottom: 0;
      left: 7px;
      width: 2px;
      background: var(--border-tactical);
    }
    .timeline-node {
      position: relative;
      margin-bottom: 30px;
    }
    .timeline-dot {
      position: absolute;
      left: -30px;
      top: 5px;
      width: 16px;
      height: 16px;
      background: var(--bg-darkest);
      border: 3px solid var(--primary-accent);
      border-radius: 50%;
    }
    .timeline-date {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-accent);
      margin-bottom: 4px;
    }
    .timeline-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 6px;
    }
    .timeline-desc {
      font-size: 13.5px;
      color: var(--text-muted);
    }

    /* 板块 9: 竞技评价墙 (Reviews) */
    .review-bubble {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      padding: 24px;
      border-radius: 3px;
      margin-bottom: 20px;
    }
    .stars {
      color: #FFB800;
      font-size: 12px;
      margin-bottom: 12px;
    }
    .review-user {
      display: flex;
      justify-content: space-between;
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px solid rgba(44, 52, 64, 0.4);
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 10: 资讯与竞技动态 */
    .news-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      border-radius: 2px;
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .news-thumb {
      height: 150px;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-body {
      padding: 18px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .news-date {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }
    .news-headline {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .news-brief {
      font-size: 13px;
      color: #8C9BAE;
      line-height: 1.6;
      margin-bottom: 14px;
      flex-grow: 1;
    }

    /* 板块 11: 平台安全与反作弊保障 */
    .security-box {
      background: linear-gradient(135deg, rgba(24, 29, 35, 0.9), rgba(15, 18, 21, 0.95));
      border: 1px solid var(--border-tactical);
      padding: 34px;
      border-radius: 3px;
    }
    .shield-item {
      display: flex;
      gap: 16px;
      margin-bottom: 24px;
    }
    .shield-icon {
      font-size: 22px;
      color: var(--accent-green);
      margin-top: 2px;
    }

    /* 板块 12: 快速解答 (FAQ) */
    .accordion-tactical {
      background: transparent;
      border: none;
    }
    .faq-block {
      background: var(--bg-surface);
      border: 1px solid var(--border-tactical);
      border-radius: 2px;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .faq-quest {
      padding: 18px 24px;
      cursor: pointer;
      font-weight: 700;
      font-size: 16px;
      color: var(--text-bright);
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-quest i {
      color: var(--primary-accent);
      transition: transform 0.25s ease;
    }
    .faq-answ {
      padding: 0 24px 20px;
      font-size: 14px;
      color: #94A3B8;
      line-height: 1.7;
    }

    /* 板块 13: 战术收口行动 CTA */
    .cta-banner-wrap {
      background-image: linear-gradient(to right, rgba(11, 13, 15, 0.95), rgba(24, 29, 35, 0.9)), url('/assets/images/ee4575f32136c019.png');
      background-size: cover;
      background-position: center;
      border: 1px solid var(--border-tactical);
      padding: 55px 40px;
      border-radius: 4px;
      text-align: center;
    }

    /* 页脚设计 */
    .site-footer {
      background: var(--bg-darkest);
      border-top: 1px solid var(--border-tactical);
      padding: 60px 0 30px;
      font-size: 13.5px;
      color: var(--text-muted);
    }
    .footer-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links li {
      margin-bottom: 9px;
    }
    .footer-bottom {
      margin-top: 45px;
      padding-top: 25px;
      border-top: 1px solid rgba(44, 52, 64, 0.5);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12.5px;
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-content h1 {
        font-size: 38px;
      }
    }

    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .hero-content h1 {
        font-size: 30px;
      }
      .metrics-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
      .compare-container {
        overflow-x: auto;
      }
      .visual-screen {
        height: 240px;
      }
    }