:root {
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --neon-cyan: #06b6d4;
      --neon-purple: #8b5cf6;
      --neon-pink: #ec4899;
      --neon-amber: #f59e0b;
      --border-light: rgba(148, 163, 184, 0.25);
      --border-neon: rgba(139, 92, 246, 0.35);
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
      --shadow-neon: 0 12px 32px -4px rgba(139, 92, 246, 0.18);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --container-width: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      background-image: 
        radial-gradient(circle at 15% 10%, rgba(6, 182, 212, 0.08) 0%, transparent 35%),
        radial-gradient(circle at 85% 25%, rgba(236, 72, 153, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 70%, rgba(139, 92, 246, 0.07) 0%, transparent 45%);
      background-attachment: fixed;
      color: var(--text-main);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }

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

    ul, ol {
      list-style: none;
    }

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

    .container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-logo-img {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .brand-badge {
      display: inline-block;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 999px;
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(139, 92, 246, 0.15));
      color: var(--neon-purple);
      border: 1px solid rgba(139, 92, 246, 0.3);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .nav-links a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--neon-purple);
      background-color: rgba(139, 92, 246, 0.08);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn-neon-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 0.92rem;
      font-weight: 700;
      border-radius: 999px;
      color: #ffffff;
      background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
      box-shadow: 0 4px 15px rgba(6, 182, 212, 0.35);
      border: 1px solid rgba(255, 255, 255, 0.4);
      cursor: pointer;
    }

    .btn-neon-glow:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
      color: #ffffff;
    }

    .menu-toggle-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 6px;
    }

    /* 移动导航抽屉 */
    .mobile-nav-panel {
      display: none;
      flex-direction: column;
      background: #ffffff;
      padding: 16px 20px 24px;
      border-bottom: 2px solid var(--neon-purple);
      box-shadow: var(--shadow-md);
    }

    .mobile-nav-panel.open {
      display: flex;
    }

    .mobile-nav-panel a {
      padding: 12px 8px;
      font-size: 0.98rem;
      font-weight: 600;
      color: var(--text-main);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    }

    /* 通用版块标题规范 */
    .section-block {
      padding: 68px 0;
      position: relative;
    }

    .section-title-wrap {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 48px;
    }

    .section-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--neon-purple);
      padding: 4px 14px;
      background: rgba(139, 92, 246, 0.09);
      border-radius: 999px;
      border: 1px solid rgba(139, 92, 246, 0.25);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

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

    /* 首屏 HERO 区域 - 严格无图，纯CSS霓虹亮彩 */
    .hero-section {
      padding: 72px 0 60px;
      position: relative;
      overflow: hidden;
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(241, 245, 249, 0.8) 100%);
      border-bottom: 1px solid var(--border-light);
    }

    .hero-glow-sphere-1 {
      position: absolute;
      top: -60px;
      left: 10%;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(6, 182, 212, 0.22) 0%, transparent 70%);
      filter: blur(40px);
      pointer-events: none;
    }

    .hero-glow-sphere-2 {
      position: absolute;
      bottom: -40px;
      right: 12%;
      width: 360px;
      height: 360px;
      background: radial-gradient(circle, rgba(236, 72, 153, 0.2) 0%, transparent 70%);
      filter: blur(45px);
      pointer-events: none;
    }

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

    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid rgba(6, 182, 212, 0.4);
      border-radius: 999px;
      font-size: 0.88rem;
      font-weight: 700;
      color: #0891b2;
      box-shadow: 0 4px 15px rgba(6, 182, 212, 0.12);
      margin-bottom: 24px;
    }

    .hero-h1 {
      font-size: 2.7rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #0f172a;
      letter-spacing: -1px;
    }

    .hero-h1 span.gradient-text {
      background: linear-gradient(120deg, #0284c7, #7c3aed, #db2777);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    .hero-subhead {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 36px;
      line-height: 1.8;
    }

    .hero-cta-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 44px;
    }

    .btn-hero-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 34px;
      font-size: 1.08rem;
      font-weight: 800;
      color: #ffffff;
      background: linear-gradient(135deg, #06b6d4, #8b5cf6, #ec4899);
      background-size: 200% 200%;
      animation: neonGradient 4s ease infinite;
      border-radius: 999px;
      box-shadow: 0 8px 25px rgba(139, 92, 246, 0.38);
      border: 2px solid #ffffff;
      cursor: pointer;
    }

    @keyframes neonGradient {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }

    .btn-hero-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(236, 72, 153, 0.45);
      color: #ffffff;
    }

    .btn-hero-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 28px;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      background: #ffffff;
      border: 1px solid var(--border-neon);
      border-radius: 999px;
      box-shadow: var(--shadow-sm);
    }

    .btn-hero-secondary:hover {
      background: rgba(139, 92, 246, 0.06);
      border-color: var(--neon-purple);
      color: var(--neon-purple);
    }

    /* 纯CSS科技面板指标 - 首屏下半段 */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 10px;
    }

    .hero-stat-card {
      background: #ffffff;
      border: 1px solid rgba(139, 92, 246, 0.2);
      border-radius: var(--radius-md);
      padding: 18px 14px;
      text-align: center;
      box-shadow: 0 6px 20px rgba(15, 23, 42, 0.04);
      position: relative;
      transition: transform 0.25s ease, border-color 0.25s ease;
    }

    .hero-stat-card::after {
      content: '';
      position: absolute;
      top: 0;
      left: 15%;
      right: 15%;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
    }

    .hero-stat-card:hover {
      transform: translateY(-3px);
      border-color: var(--neon-cyan);
    }

    .hero-stat-num {
      font-size: 1.8rem;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.2;
      margin-bottom: 4px;
      background: linear-gradient(135deg, #0284c7, #8b5cf6);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-stat-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* 模型矩阵徽章跑马灯风格展示 */
    .model-marquee-section {
      background: #ffffff;
      border-top: 1px solid var(--border-light);
      border-bottom: 1px solid var(--border-light);
      padding: 24px 0;
    }

    .marquee-label {
      text-align: center;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-light);
      letter-spacing: 1px;
      margin-bottom: 14px;
      text-transform: uppercase;
    }

    .model-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }

    .model-chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      background: #f8fafc;
      border: 1px solid rgba(203, 213, 225, 0.8);
      border-radius: 999px;
      font-size: 0.82rem;
      font-weight: 700;
      color: #1e293b;
      transition: all 0.2s ease;
    }

    .model-chip span.dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--neon-cyan);
    }

    .model-chip:hover {
      border-color: var(--neon-purple);
      background: rgba(139, 92, 246, 0.08);
      color: var(--neon-purple);
      transform: translateY(-2px);
    }

    /* 通用卡片网格系统 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

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

    .neon-card {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 26px 22px;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      position: relative;
    }

    .neon-card:hover {
      border-color: var(--border-neon);
      box-shadow: var(--shadow-neon);
      transform: translateY(-4px);
    }

    .card-icon-bubble {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(139, 92, 246, 0.15));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 16px;
      border: 1px solid rgba(139, 92, 246, 0.2);
    }

    .card-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .card-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 平台核心能力与关于我们 */
    .platform-intro-box {
      background: #ffffff;
      border: 1px solid rgba(6, 182, 212, 0.3);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      box-shadow: var(--shadow-md);
      margin-bottom: 40px;
      position: relative;
      overflow: hidden;
    }

    .platform-intro-box::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 6px;
      height: 100%;
      background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    }

    .platform-intro-title {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .platform-intro-desc {
      font-size: 1.02rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }

    .platform-features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .pf-feature-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 12px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(226, 232, 240, 0.9);
    }

    .pf-feature-icon {
      font-size: 1.2rem;
      line-height: 1;
      margin-top: 2px;
    }

    .pf-feature-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 2px;
    }

    .pf-feature-detail {
      font-size: 0.82rem;
      color: var(--text-light);
    }

    /* 场景分类标签与卡片 */
    .scenes-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .scene-card {
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 22px;
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .scene-card:hover {
      border-color: var(--neon-cyan);
      box-shadow: 0 10px 24px rgba(6, 182, 212, 0.12);
      transform: translateY(-3px);
    }

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

    .scene-badge {
      font-size: 0.72rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 6px;
      background: rgba(6, 182, 212, 0.1);
      color: #0891b2;
      border: 1px solid rgba(6, 182, 212, 0.25);
    }

    .scene-title {
      font-size: 1.12rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .scene-content {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .scene-footer {
      font-size: 0.8rem;
      color: var(--neon-purple);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 4px;
    }

    /* 案例中心展示与宣传图 */
    .banner-media-container {
      margin-bottom: 36px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid rgba(139, 92, 246, 0.25);
      box-shadow: var(--shadow-md);
      background: #ffffff;
      padding: 16px;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .banner-media-container img {
      width: 100%;
      height: 260px;
      object-fit: cover;
      border-radius: var(--radius-md);
    }

    .media-dual-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 24px;
      margin-top: 24px;
    }

    .media-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 16px;
      box-shadow: var(--shadow-sm);
    }

    .media-card img {
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      object-fit: cover;
      width: 100%;
    }

    .media-card.horizontal img {
      height: 220px;
    }

    .media-card.square img {
      height: 220px;
    }

    .media-card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

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

    /* 对比评测 - 突出 9.9分 与 五星 */
    .evaluation-card-outer {
      background: #ffffff;
      border: 2px solid rgba(139, 92, 246, 0.35);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-neon);
      margin-bottom: 40px;
    }

    .score-badge-board {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      padding-bottom: 24px;
      border-bottom: 1px solid rgba(226, 232, 240, 0.9);
      margin-bottom: 28px;
    }

    .score-left {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .score-big-num {
      font-size: 3.6rem;
      font-weight: 900;
      color: #7c3aed;
      line-height: 1;
      letter-spacing: -2px;
    }

    .score-unit {
      font-size: 1.2rem;
      color: var(--text-light);
      font-weight: 600;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.5rem;
      letter-spacing: 2px;
      margin-bottom: 4px;
    }

    .score-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
    }

    .score-meta {
      font-size: 0.86rem;
      color: var(--text-muted);
    }

    .compare-table-responsive {
      width: 100%;
      overflow-x: auto;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    .compare-table th, 
    .compare-table td {
      padding: 16px 18px;
      font-size: 0.92rem;
      border-bottom: 1px solid rgba(226, 232, 240, 0.9);
    }

    .compare-table th {
      background: #f8fafc;
      color: var(--text-main);
      font-weight: 700;
    }

    .compare-table td.highlight-col {
      background: rgba(139, 92, 246, 0.04);
      font-weight: 700;
      color: #6d28d9;
      border-left: 2px solid rgba(139, 92, 246, 0.2);
      border-right: 2px solid rgba(139, 92, 246, 0.2);
    }

    /* Token 比价板块 */
    .token-price-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 22px;
      text-align: center;
      transition: all 0.25s ease;
    }

    .token-card:hover {
      border-color: var(--neon-purple);
      box-shadow: 0 10px 24px rgba(139, 92, 246, 0.15);
      transform: translateY(-3px);
    }

    .token-model-name {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .token-subtag {
      font-size: 0.75rem;
      color: #0891b2;
      background: rgba(6, 182, 212, 0.1);
      display: inline-block;
      padding: 2px 8px;
      border-radius: 999px;
      margin-bottom: 16px;
      font-weight: 600;
    }

    .token-price-val {
      font-size: 1.8rem;
      font-weight: 900;
      color: #0f172a;
      margin-bottom: 4px;
    }

    .token-price-unit {
      font-size: 0.8rem;
      color: var(--text-light);
      margin-bottom: 14px;
    }

    .token-save-badge {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 700;
      color: #e11d48;
      background: rgba(225, 29, 72, 0.08);
      padding: 4px 10px;
      border-radius: 6px;
      border: 1px dashed rgba(225, 29, 72, 0.3);
    }

    /* 流程步骤 */
    .process-timeline-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .process-timeline-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      transition: all 0.25s ease;
    }

    .process-timeline-card:hover {
      border-color: var(--neon-cyan);
      transform: translateY(-3px);
    }

    .process-step-badge {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
      color: #ffffff;
      font-weight: 800;
      font-size: 1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
      box-shadow: 0 4px 10px rgba(139, 92, 246, 0.3);
    }

    .process-step-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .process-step-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 用户评论卡片 6条 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-card:hover {
      border-color: var(--neon-purple);
      box-shadow: var(--shadow-neon);
      transform: translateY(-3px);
    }

    .review-stars {
      color: #f59e0b;
      font-size: 1rem;
      margin-bottom: 12px;
    }

    .review-body {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: normal;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(226, 232, 240, 0.8);
      padding-top: 14px;
    }

    .author-avatar-badge {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(236, 72, 153, 0.2));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--neon-purple);
      border: 1px solid rgba(139, 92, 246, 0.3);
    }

    .author-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .author-role {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* FAQ 折叠面板 */
    .faq-container {
      max-width: 920px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: border-color 0.2s ease;
    }

    .faq-item.active {
      border-color: var(--neon-purple);
    }

    .faq-question {
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      user-select: none;
      background: #ffffff;
    }

    .faq-toggle-icon {
      font-size: 1.2rem;
      color: var(--neon-purple);
      transition: transform 0.25s ease;
    }

    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #f8fafc;
      padding: 0 22px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 16px 22px 20px;
      border-top: 1px solid rgba(226, 232, 240, 0.8);
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper-grid {
      display: grid;
      grid-template-columns: 1fr 1.35fr;
      gap: 36px;
      background: #ffffff;
      border: 1px solid rgba(139, 92, 246, 0.3);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }

    .contact-info-col {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-info-head h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .contact-info-head p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .direct-contacts-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 24px;
    }

    .direct-contact-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.92rem;
      color: var(--text-main);
      font-weight: 600;
    }

    .direct-contact-icon {
      width: 36px;
      height: 36px;
      border-radius: 8px;
      background: rgba(6, 182, 212, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--neon-cyan);
      font-size: 1.1rem;
    }

    .qr-showcase-box {
      background: #f8fafc;
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 16px;
      text-align: center;
      max-width: 220px;
    }

    .qr-showcase-box img {
      width: 140px;
      height: 140px;
      object-fit: cover;
      margin: 0 auto 10px;
      border-radius: 8px;
      border: 1px solid rgba(148, 163, 184, 0.3);
    }

    .qr-label {
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--text-muted);
    }

    /* 表单组件 */
    .ai-form-container {
      background: #f8fafc;
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 28px;
    }

    .form-group-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 16px;
    }

    .form-field {
      margin-bottom: 16px;
    }

    .form-field label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-input,
    .form-select,
    .form-textarea {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.92rem;
      border: 1px solid rgba(203, 213, 225, 0.9);
      border-radius: var(--radius-sm);
      background: #ffffff;
      color: var(--text-main);
      outline: none;
      transition: all 0.2s ease;
      font-family: inherit;
    }

    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
      border-color: var(--neon-purple);
      box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
    }

    .form-textarea {
      resize: vertical;
      min-height: 100px;
    }

    .btn-form-submit {
      width: 100%;
      padding: 14px;
      font-size: 1.05rem;
      font-weight: 800;
      color: #ffffff;
      background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(139, 92, 246, 0.3);
      transition: all 0.25s ease;
    }

    .btn-form-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(139, 92, 246, 0.45);
    }

    /* 资讯与动态板块 */
    .article-links-strip {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-bottom: 24px;
    }

    .article-links-header {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .article-url-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .article-url-item a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 14px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      color: var(--text-main);
      border: 1px solid rgba(226, 232, 240, 0.8);
    }

    .article-url-item a:hover {
      background: rgba(139, 92, 246, 0.08);
      color: var(--neon-purple);
      border-color: rgba(139, 92, 246, 0.3);
    }

    /* 加盟代理板块特别卡片 */
    .agent-highlight-banner {
      background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
      border: 2px solid rgba(245, 158, 11, 0.4);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: 0 10px 30px rgba(245, 158, 11, 0.12);
      text-align: center;
      position: relative;
    }

    .agent-badge-flag {
      display: inline-block;
      background: linear-gradient(90deg, #f59e0b, #ec4899);
      color: #ffffff;
      font-size: 0.82rem;
      font-weight: 800;
      padding: 4px 16px;
      border-radius: 999px;
      margin-bottom: 16px;
    }

    .agent-title {
      font-size: 1.85rem;
      font-weight: 900;
      color: #0f172a;
      margin-bottom: 12px;
    }

    .agent-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto 24px;
      line-height: 1.7;
    }

    /* 页脚 */
    .site-footer {
      background: #ffffff;
      border-top: 2px solid rgba(139, 92, 246, 0.2);
      padding: 48px 0 24px;
      margin-top: 40px;
      color: var(--text-muted);
      font-size: 0.88rem;
    }

    .footer-top-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 32px;
      padding-bottom: 32px;
      border-bottom: 1px solid rgba(226, 232, 240, 0.9);
      margin-bottom: 24px;
    }

    .footer-col-title {
      font-size: 1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      letter-spacing: -0.2px;
    }

    .footer-links-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

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

    .footer-links-list a:hover {
      color: var(--neon-purple);
    }

    .friendly-links-flow {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      margin-bottom: 20px;
    }

    .friendly-links-flow a {
      font-size: 0.84rem;
      color: var(--text-muted);
      padding: 4px 10px;
      background: #f8fafc;
      border-radius: 6px;
      border: 1px solid rgba(226, 232, 240, 0.8);
    }

    .friendly-links-flow a:hover {
      color: var(--neon-purple);
      border-color: var(--neon-purple);
    }

    .footer-bottom-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      padding-top: 8px;
      font-size: 0.82rem;
      color: var(--text-light);
    }

    /* 悬浮客服挂件与返回顶部 */
    .floating-widget-group {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 999;
    }

    .float-action-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid rgba(139, 92, 246, 0.3);
      box-shadow: 0 4px 16px rgba(15, 23, 42, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      font-size: 1.2rem;
      cursor: pointer;
      transition: all 0.25s ease;
      position: relative;
    }

    .float-action-btn:hover {
      background: var(--neon-purple);
      color: #ffffff;
      transform: scale(1.08);
    }

    .float-qr-pop {
      position: absolute;
      right: 60px;
      bottom: 0;
      width: 170px;
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 12px;
      box-shadow: var(--shadow-md);
      display: none;
      text-align: center;
    }

    .float-action-btn:hover .float-qr-pop {
      display: block;
    }

    .float-qr-pop img {
      width: 140px;
      height: 140px;
      object-fit: cover;
      margin: 0 auto 6px;
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .nav-links {
        display: none;
      }
      .menu-toggle-btn {
        display: block;
      }
      .hero-h1 {
        font-size: 2.1rem;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3, .scenes-grid, .reviews-grid, .token-price-grid, .platform-features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline-wrap {
        grid-template-columns: repeat(2, 1fr);
      }
      .contact-wrapper-grid {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .banner-media-container {
        grid-template-columns: 1fr;
      }
      .media-dual-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 640px) {
      .section-title {
        font-size: 1.7rem;
      }
      .hero-h1 {
        font-size: 1.75rem;
      }
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .grid-3, .scenes-grid, .reviews-grid, .token-price-grid, .platform-features-grid {
        grid-template-columns: 1fr;
      }
      .process-timeline-wrap {
        grid-template-columns: 1fr;
      }
      .form-group-row {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .score-left {
        flex-direction: column;
        align-items: flex-start;
      }
    }