/* roulang page: index */
:root {
      --bg-main: #070b14;
      --bg-surface: #0e1726;
      --bg-card: rgba(14, 23, 38, 0.72);
      --color-primary: #00e5ff;
      --color-primary-glow: rgba(0, 229, 255, 0.45);
      --color-accent: #7000ff;
      --color-accent-pink: #ff007a;
      --text-main: #ffffff;
      --text-muted: rgba(255, 255, 255, 0.75);
      --text-dim: rgba(255, 255, 255, 0.45);
      --border-glass: 1px solid rgba(0, 229, 255, 0.18);
      --border-glow: 1px solid rgba(0, 229, 255, 0.5);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --radius-full: 9999px;
      --shadow-card: 0 10px 32px 0 rgba(0, 0, 0, 0.42);
      --container-w: 1240px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

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

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

    ul, ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: var(--container-w);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部黏性双行导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(7, 11, 20, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: var(--border-glass);
    }

    .top-bar {
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 12px;
      color: var(--text-dim);
      padding: 6px 0;
    }

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

    .status-indicator {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background-color: #00ff88;
      border-radius: 50%;
      box-shadow: 0 0 8px #00ff88;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0% { opacity: 0.6; transform: scale(0.9); }
      50% { opacity: 1; transform: scale(1.1); }
      100% { opacity: 0.6; transform: scale(0.9); }
    }

    .nav-bar {
      padding: 14px 0;
    }

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

    .nav-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 22px;
      font-weight: 800;
      letter-spacing: 0.5px;
      background: linear-gradient(135deg, #ffffff 40%, var(--color-primary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .brand-icon {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 18px;
      -webkit-text-fill-color: #fff;
      box-shadow: 0 0 14px var(--color-primary-glow);
    }

    .nav-links {
      display: flex;
      gap: 24px;
      align-items: center;
    }

    .nav-links a {
      font-size: 14px;
      color: var(--text-muted);
      position: relative;
      padding: 4px 0;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--color-primary);
    }

    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--color-primary);
      transition: width 0.25s ease;
      box-shadow: 0 0 8px var(--color-primary);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      border-radius: var(--radius-full);
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      border: none;
      outline: none;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
      color: #ffffff;
      box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
    }

    .btn-primary:hover {
      box-shadow: 0 0 30px rgba(0, 229, 255, 0.7);
      filter: brightness(1.15);
      transform: translateY(-2px);
    }

    .btn-outline {
      background: rgba(14, 23, 38, 0.8);
      border: var(--border-glass);
      color: var(--text-main);
      backdrop-filter: blur(10px);
    }

    .btn-outline:hover {
      border-color: var(--color-primary);
      color: var(--color-primary);
      box-shadow: 0 0 15px rgba(0, 229, 255, 0.25);
      transform: translateY(-2px);
    }

    /* 通用板块与排版 */
    section {
      padding: 85px 0;
      position: relative;
    }

    .section-alt {
      background: radial-gradient(circle at 50% 30%, rgba(112, 0, 255, 0.05) 0%, transparent 70%),
                  linear-gradient(180deg, #070b14 0%, #0a1120 50%, #070b14 100%);
      border-top: 1px solid rgba(255, 255, 255, 0.03);
      border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }

    .section-title-wrap {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 50px auto;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(0, 229, 255, 0.1);
      border: 1px solid rgba(0, 229, 255, 0.3);
      border-radius: var(--radius-full);
      font-size: 12px;
      color: var(--color-primary);
      font-weight: 600;
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 16px;
      background: linear-gradient(180deg, #ffffff 30%, rgba(255, 255, 255, 0.75) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 玻璃拟态卡片 */
    .glass-card {
      background: var(--bg-card);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: var(--border-glass);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-card);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
      overflow: hidden;
    }

    .glass-card:hover {
      border-color: rgba(0, 229, 255, 0.45);
      transform: translateY(-4px);
      box-shadow: 0 16px 45px rgba(0, 229, 255, 0.15);
    }

    /* Section 1: Hero（众筹目标推进版式） */
    #section-hero {
      position: relative;
      padding: 100px 0 90px 0;
      background: radial-gradient(ellipse at 80% 20%, rgba(0, 229, 255, 0.12) 0%, transparent 60%),
                  radial-gradient(ellipse at 20% 80%, rgba(112, 0, 255, 0.15) 0%, transparent 60%),
                  url('/assets/images/1bcbe7b12b0e1c27.webp') center/cover no-repeat;
    }

    #section-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(7, 11, 20, 0.82) 0%, rgba(7, 11, 20, 0.95) 100%);
      z-index: 1;
    }

    #section-hero .container {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .hero-content h1 {
      font-size: 44px;
      font-weight: 900;
      line-height: 1.2;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-content h1 span {
      background: linear-gradient(135deg, var(--color-primary), #00ffcc);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-lead {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 30px;
    }

    .hero-actions {
      display: flex;
      gap: 16px;
      margin-bottom: 35px;
      flex-wrap: wrap;
    }

    .hero-crowd-card {
      background: rgba(14, 23, 38, 0.85);
      border: 1px solid rgba(0, 229, 255, 0.3);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
      position: relative;
    }

    .crowd-header {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      margin-bottom: 12px;
    }

    .crowd-status-tag {
      background: rgba(255, 0, 122, 0.2);
      border: 1px solid var(--color-accent-pink);
      color: #ff5ca8;
      font-size: 11px;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      font-weight: 700;
    }

    .crowd-progress-ring-box {
      margin: 18px 0;
      background: rgba(255, 255, 255, 0.05);
      height: 12px;
      border-radius: var(--radius-full);
      overflow: hidden;
      position: relative;
    }

    .crowd-progress-bar {
      width: 93.6%;
      height: 100%;
      background: linear-gradient(90deg, var(--color-primary), var(--color-accent-pink));
      box-shadow: 0 0 12px var(--color-primary);
    }

    .crowd-meta-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin: 20px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 16px;
    }

    .crowd-meta-item .val {
      font-size: 20px;
      font-weight: 800;
      color: var(--color-primary);
      font-family: monospace;
    }

    .crowd-meta-item .lbl {
      font-size: 12px;
      color: var(--text-dim);
    }

    .pledge-tiers {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .tier-item {
      padding: 10px 14px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-sm);
      background: rgba(7, 11, 20, 0.5);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .tier-item:hover, .tier-item.active {
      border-color: var(--color-primary);
      background: rgba(0, 229, 255, 0.06);
    }

    /* Section 2: 核心指标看板 */
    #section-metrics {
      padding: 50px 0;
      background: #0a111f;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .metric-card {
      text-align: center;
      padding: 24px;
      border-radius: var(--radius-md);
      background: rgba(14, 23, 38, 0.5);
      border: var(--border-glass);
    }

    .metric-num {
      font-size: 38px;
      font-weight: 900;
      font-family: monospace;
      color: var(--color-primary);
      text-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
      margin-bottom: 6px;
    }

    .metric-label {
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 600;
    }

    .metric-sub {
      font-size: 11px;
      color: var(--text-dim);
      margin-top: 4px;
    }

    /* Section 3: 技术架构底层 */
    .engine-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .engine-thumb {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: var(--border-glass);
      position: relative;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    }

    .engine-badge-overlay {
      position: absolute;
      bottom: 20px;
      left: 20px;
      background: rgba(7, 11, 20, 0.85);
      padding: 10px 18px;
      border-radius: var(--radius-md);
      border-left: 3px solid var(--color-primary);
      font-size: 13px;
      backdrop-filter: blur(8px);
    }

    .engine-feature-list {
      margin-top: 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .feature-point {
      display: flex;
      gap: 14px;
    }

    .point-dot {
      width: 20px;
      height: 20px;
      background: rgba(0, 229, 255, 0.15);
      border: 1px solid var(--color-primary);
      border-radius: 50%;
      flex-shrink: 0;
      margin-top: 3px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 10px;
      color: var(--color-primary);
    }

    .point-text h4 {
      font-size: 16px;
      margin-bottom: 4px;
      color: #fff;
    }

    .point-text p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Section 4: 服务矩阵 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      position: relative;
      padding: 30px;
    }

    .service-icon-box {
      width: 50px;
      height: 50px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, rgba(0, 229, 255, 0.15), rgba(112, 0, 255, 0.2));
      border: 1px solid rgba(0, 229, 255, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
      color: var(--color-primary);
    }

    .service-card h3 {
      font-size: 18px;
      margin-bottom: 12px;
      color: #fff;
    }

    .service-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .service-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }

    .service-tags span {
      font-size: 11px;
      padding: 3px 8px;
      background: rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-sm);
      color: var(--text-dim);
    }

    /* Section 5: 热门陪玩模型陈列 */
    .companions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .companion-card {
      padding: 0;
      display: flex;
      flex-direction: column;
    }

    .companion-media {
      position: relative;
      height: 240px;
      overflow: hidden;
    }

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

    .companion-card:hover .companion-media img {
      transform: scale(1.06);
    }

    .companion-rank-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(7, 11, 20, 0.8);
      border: 1px solid var(--color-primary);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      font-size: 12px;
      color: var(--color-primary);
      font-weight: 700;
      backdrop-filter: blur(6px);
    }

    .companion-body {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .companion-name-wrap {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 8px;
    }

    .companion-name {
      font-size: 18px;
      font-weight: 700;
    }

    .companion-vocal-type {
      font-size: 12px;
      color: var(--color-accent-pink);
    }

    .companion-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex: 1;
    }

    .audio-sample-bar {
      display: flex;
      align-items: center;
      gap: 10px;
      background: rgba(7, 11, 20, 0.6);
      padding: 8px 14px;
      border-radius: var(--radius-full);
      border: 1px solid rgba(255, 255, 255, 0.08);
      margin-bottom: 16px;
      font-size: 12px;
      color: var(--color-primary);
    }

    .wave-line {
      display: flex;
      align-items: center;
      gap: 3px;
      flex: 1;
      height: 14px;
    }

    .wave-bar {
      width: 3px;
      height: 100%;
      background: var(--color-primary);
      border-radius: 2px;
      animation: soundwave 1.2s infinite ease-in-out;
    }

    .wave-bar:nth-child(2) { height: 40%; animation-delay: 0.2s; }
    .wave-bar:nth-child(3) { height: 80%; animation-delay: 0.4s; }
    .wave-bar:nth-child(4) { height: 60%; animation-delay: 0.1s; }
    .wave-bar:nth-child(5) { height: 90%; animation-delay: 0.5s; }

    @keyframes soundwave {
      0%, 100% { transform: scaleY(0.3); }
      50% { transform: scaleY(1); }
    }

    /* Section 6: 对局结果与战力对比 */
    .compare-container {
      overflow-x: auto;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      background: rgba(14, 23, 38, 0.6);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: var(--border-glass);
    }

    .compare-table th,
    .compare-table td {
      padding: 18px 24px;
      text-align: left;
      font-size: 14px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .compare-table th {
      background: rgba(7, 11, 20, 0.8);
      font-weight: 700;
      color: #fff;
    }

    .compare-table th.col-highlight {
      background: rgba(0, 229, 255, 0.1);
      color: var(--color-primary);
      border-left: 1px solid rgba(0, 229, 255, 0.2);
      border-right: 1px solid rgba(0, 229, 255, 0.2);
    }

    .compare-table td.col-highlight {
      background: rgba(0, 229, 255, 0.03);
      border-left: 1px solid rgba(0, 229, 255, 0.2);
      border-right: 1px solid rgba(0, 229, 255, 0.2);
      font-weight: 600;
      color: #fff;
    }

    /* Section 7: 电竞安全与沉浸理念 */
    .security-banner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      align-items: center;
      padding: 40px;
      background: linear-gradient(135deg, rgba(14, 23, 38, 0.9), rgba(112, 0, 255, 0.15));
      border: 1px solid rgba(0, 229, 255, 0.25);
      border-radius: var(--radius-lg);
    }

    .security-specs {
      display: grid;
grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .spec-box {
      background: rgba(7, 11, 20, 0.6);
      padding: 18px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.06);
    }

    .spec-box h5 {
      color: var(--color-primary);
      font-size: 14px;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .spec-box p {
      font-size: 12px;
      color: var(--text-dim);
      line-height: 1.5;
    }

    /* Section 8: 玩家实战故事 */
    .stories-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .story-card {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .story-quote {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }

    .story-quote::before {
      content: '“';
      font-size: 38px;
      line-height: 1;
      color: var(--color-primary);
      opacity: 0.3;
      display: block;
      margin-bottom: -10px;
    }

    .story-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 14px;
    }

    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--bg-surface);
      border: 1px solid var(--color-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--color-primary);
      font-size: 14px;
    }

    .author-info h5 {
      font-size: 14px;
      color: #fff;
    }

    .author-info span {
      font-size: 12px;
      color: var(--text-dim);
    }

    /* Section 9: 平台里程碑 */
    .milestone-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
      margin-top: 20px;
    }

    .timeline-node {
      background: rgba(14, 23, 38, 0.6);
      border: var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }

    .timeline-node::before {
      content: '';
      position: absolute;
      top: -8px;
      left: 24px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--color-primary);
      box-shadow: 0 0 10px var(--color-primary);
    }

    .node-date {
      font-size: 12px;
      color: var(--color-primary);
      font-weight: 700;
      margin-bottom: 8px;
      font-family: monospace;
    }

    .node-title {
      font-size: 16px;
      color: #fff;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .node-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Section 10: 玩家口碑与评星 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .review-card {
      padding: 22px;
    }

    .star-rating {
      color: #ffb703;
      font-size: 14px;
      letter-spacing: 2px;
      margin-bottom: 12px;
    }

    .review-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .review-tag {
      font-size: 11px;
      background: rgba(0, 229, 255, 0.08);
      color: var(--color-primary);
      padding: 3px 8px;
      border-radius: 4px;
      display: inline-block;
    }

    /* Section 11: 战术动态与版本速递 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .news-card {
      padding: 0;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .news-thumb {
      height: 180px;
      overflow: hidden;
    }

    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .news-card:hover .news-thumb img {
      transform: scale(1.05);
    }

    .news-content {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .news-meta {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-dim);
      margin-bottom: 10px;
    }

    .news-title {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 12px;
      line-height: 1.4;
      color: #fff;
    }

    .news-summary {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      flex: 1;
    }

    .news-link {
      font-size: 13px;
      color: var(--color-primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* Section 12: 四重保障体系 */
    .guarantees-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .guarantee-box {
      background: rgba(14, 23, 38, 0.5);
      border: var(--border-glass);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }

    .guarantee-icon {
      font-size: 28px;
      margin-bottom: 12px;
      color: var(--color-primary);
    }

    .guarantee-box h4 {
      font-size: 16px;
      margin-bottom: 8px;
      color: #fff;
    }

    .guarantee-box p {
      font-size: 12px;
      color: var(--text-dim);
      line-height: 1.5;
    }

    /* Section 13: 快速上手与多端支持 */
    .guide-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .support-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 20px;
    }

    .support-chip {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 8px 16px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .step-list {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .step-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      background: rgba(14, 23, 38, 0.6);
      padding: 18px;
      border-radius: var(--radius-md);
      border-left: 3px solid var(--color-primary);
    }

    .step-num {
      font-size: 18px;
      font-weight: 900;
      color: var(--color-primary);
      font-family: monospace;
    }

    .step-body h4 {
      font-size: 15px;
      margin-bottom: 4px;
      color: #fff;
    }

    .step-body p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* Section 14: 核心疑难问答手风琴 */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: rgba(14, 23, 38, 0.6);
      border: var(--border-glass);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.3s ease;
    }

    .faq-header {
      padding: 18px 24px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 600;
      font-size: 15px;
    }

    .faq-header:hover {
      color: var(--color-primary);
    }

    .faq-toggle-icon {
      font-size: 18px;
      color: var(--color-primary);
      transition: transform 0.3s ease;
    }

    .faq-body {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Section 15: 转化与预约连线 */
    #section-cta {
      padding: 90px 0;
      background: radial-gradient(circle at 50% 50%, rgba(112, 0, 255, 0.25) 0%, transparent 80%),
                  linear-gradient(180deg, #070b14 0%, #0d1527 100%);
    }

    .cta-card {
      max-width: 760px;
      margin: 0 auto;
      background: rgba(14, 23, 38, 0.85);
      border: 1px solid rgba(0, 229, 255, 0.35);
      border-radius: var(--radius-lg);
      padding: 44px;
      box-shadow: 0 20px 50px rgba(0, 229, 255, 0.15);
      text-align: center;
    }

    .cta-card h2 {
      font-size: 30px;
      font-weight: 800;
      margin-bottom: 12px;
      color: #fff;
    }

    .cta-card p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 30px;
    }

    .booking-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      text-align: left;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group.full-w {
      grid-column: span 2;
    }

    .form-group label {
      font-size: 12px;
      color: var(--text-dim);
    }

    .form-control {
      background: rgba(7, 11, 20, 0.8);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      color: #fff;
      font-size: 14px;
      outline: none;
      transition: border-color 0.2s;
    }

    .form-control:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 10px rgba(0, 229, 255, 0.3);
    }

    select.form-control option {
      background: #0e1726;
      color: #fff;
    }

    /* 页脚设计 */
    .site-footer {
      background: #04070d;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 60px 0 30px 0;
      font-size: 13px;
      color: var(--text-dim);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      font-size: 20px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
    }

    .footer-brand p {
      line-height: 1.7;
      margin-bottom: 16px;
      font-size: 13px;
    }

    .footer-col h5 {
      color: #fff;
      font-size: 14px;
      margin-bottom: 16px;
      font-weight: 700;
    }

    .footer-col ul {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
    }

    .footer-bottom a {
      color: var(--text-dim);
    }

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

    /* 响应式样式适配 */
    @media (max-width: 1024px) {
      .services-grid,
      .companions-grid,
      .stories-grid,
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-grid,
      .milestone-timeline,
      .reviews-grid,
      .guarantees-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      #section-hero .container {
        grid-template-columns: 1fr;
      }
      .hero-content h1 {
        font-size: 30px;
      }
      .engine-grid,
      .security-banner,
      .guide-container {
        grid-template-columns: 1fr;
      }
      .services-grid,
      .companions-grid,
      .stories-grid,
      .news-grid,
      .metrics-grid,
      .milestone-timeline,
      .reviews-grid,
      .guarantees-grid,
      .security-specs {
        grid-template-columns: 1fr;
      }
      .booking-form {
        grid-template-columns: 1fr;
      }
      .form-group.full-w {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }