:root {
      --primary: #4f46e5;
      --primary-light: #818cf8;
      --secondary: #06b6d4;
      --accent: #ec4899;
      --holo-gradient: linear-gradient(135deg, #a78bfa 0%, #38bdf8 35%, #34d399 70%, #f472b6 100%);
      --holo-subtle: linear-gradient(135deg, rgba(167, 139, 250, 0.08) 0%, rgba(56, 189, 248, 0.08) 50%, rgba(244, 114, 182, 0.08) 100%);
      --holo-border: linear-gradient(90deg, #a78bfa, #38bdf8, #f472b6);
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-elevated: rgba(255, 255, 255, 0.92);
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-glow: rgba(129, 140, 248, 0.35);
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(99, 102, 241, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
      --shadow-holo: 0 12px 30px -8px rgba(168, 85, 247, 0.18), 0 4px 12px rgba(56, 189, 248, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --container-max: 1200px;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 10%, rgba(168, 85, 247, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 40%, rgba(56, 189, 248, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 30% 80%, rgba(244, 114, 182, 0.05) 0%, transparent 50%);
      background-attachment: fixed;
    }

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

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
    }

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

    .brand-group {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      background: linear-gradient(135deg, #1e1b4b 0%, #4338ca 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.02em;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0; /* 明确规则要求为0 */
      list-style: none;
    }

    .nav-links li a {
      display: block;
      padding: 8px 14px;
      font-size: 0.94rem;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      transition: all 0.25s ease;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background: rgba(79, 70, 229, 0.06);
    }

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

    .btn-hologram {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: var(--radius-full);
      font-size: 0.95rem;
      font-weight: 700;
      color: #ffffff;
      background: var(--holo-gradient);
      background-size: 200% 200%;
      border: none;
      box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      text-decoration: none;
    }

    .btn-hologram:hover {
      background-position: right center;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(236, 72, 153, 0.4);
      color: #ffffff;
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 18px;
      border-radius: var(--radius-full);
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--primary);
      background: #ffffff;
      border: 1px solid var(--border-glow);
      transition: all 0.25s ease;
    }

    .btn-outline:hover {
      border-color: var(--primary);
      background: rgba(79, 70, 229, 0.04);
      transform: translateY(-1px);
    }

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

    /* 首屏 Hero 区域（严禁图片） */
    .hero-section {
      padding: 70px 0 60px;
      position: relative;
      overflow: hidden;
    }

    .hero-container {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      position: relative;
      z-index: 2;
    }

    .holo-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-full);
      box-shadow: 0 4px 15px rgba(129, 140, 248, 0.15);
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 24px;
    }

    .holo-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--secondary);
      box-shadow: 0 0 8px var(--secondary);
    }

    .hero-h1 {
      font-size: clamp(2.2rem, 4.5vw, 3.2rem);
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.02em;
      color: var(--text-main);
      max-width: 900px;
    }

    .hero-h1 .gradient-text {
      background: var(--holo-gradient);
      background-size: 200% auto;
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      animation: holoShift 6s ease infinite alternate;
    }

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

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 760px;
      margin-bottom: 34px;
      font-weight: 400;
    }

    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
      margin-bottom: 46px;
    }

    .btn-hero-large {
      padding: 14px 34px;
      font-size: 1.05rem;
      letter-spacing: 0.02em;
    }

    /* 首屏纯CSS构建的科技卡片（首屏无图片） */
    .hero-badge-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      width: 100%;
      max-width: 1060px;
      margin-top: 10px;
    }

    .hero-badge-card {
      background: var(--bg-card);
      border: 1px solid rgba(226, 232, 240, 0.9);
      border-radius: var(--radius-md);
      padding: 22px 18px;
      text-align: left;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: all 0.3s ease;
      overflow: hidden;
    }

    .hero-badge-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: var(--holo-gradient);
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .hero-badge-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-holo);
      border-color: rgba(167, 139, 250, 0.4);
    }

    .hero-badge-card:hover::before {
      opacity: 1;
    }

    .badge-icon {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--holo-subtle);
      border: 1px solid rgba(167, 139, 250, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 14px;
      color: var(--primary);
    }

    .badge-title {
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .badge-text {
      font-size: 0.85rem;
      color: var(--text-light);
      line-height: 1.5;
    }

    /* 通用章节样式 */
    .section-spacing {
      padding: 68px 0;
    }

    .section-header {
      text-align: center;
      margin-bottom: 46px;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      border-radius: var(--radius-full);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      background: rgba(79, 70, 229, 0.08);
      color: var(--primary);
      margin-bottom: 12px;
      border: 1px solid rgba(79, 70, 229, 0.15);
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      letter-spacing: -0.01em;
    }

    .section-subtitle {
      font-size: 1rem;
      color: var(--text-light);
      max-width: 680px;
      margin: 0 auto;
    }

    /* 平台介绍板块 */
    .about-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      padding: 40px;
      position: relative;
    }

    .about-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 36px;
      align-items: center;
    }

    .about-info h3 {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 16px;
      color: var(--text-main);
    }

    .about-info p {
      color: var(--text-muted);
      margin-bottom: 18px;
      font-size: 0.98rem;
    }

    .about-points {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 20px;
    }

    .about-points li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .about-points svg {
      width: 18px;
      height: 18px;
      fill: #10b981;
      flex-shrink: 0;
    }

    .about-stat-panel {
      background: var(--holo-subtle);
      border: 1px solid rgba(167, 139, 250, 0.25);
      border-radius: var(--radius-md);
      padding: 28px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .stat-item {
      background: #ffffff;
      padding: 18px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: var(--shadow-sm);
    }

    .stat-num {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--primary);
      display: block;
      margin-bottom: 4px;
    }

    .stat-lbl {
      font-size: 0.84rem;
      color: var(--text-light);
    }

    /* 多场景能力卡片网格 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
      gap: 22px;
    }

    .service-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-holo);
      border-color: rgba(167, 139, 250, 0.45);
    }

    .service-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 14px;
    }

    .service-icon-box {
      width: 42px;
      height: 42px;
      border-radius: 10px;
      background: rgba(79, 70, 229, 0.08);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.1rem;
    }

    .service-pill {
      font-size: 0.72rem;
      font-weight: 700;
      padding: 3px 8px;
      background: var(--holo-subtle);
      border: 1px solid rgba(167, 139, 250, 0.25);
      color: var(--primary);
      border-radius: 12px;
    }

    .service-card h4 {
      font-size: 1.12rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .service-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .service-meta {
      font-size: 0.8rem;
      color: var(--text-light);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 12px;
      border-top: 1px dashed var(--border-color);
    }

    /* 聚合模型展示 */
    .models-cloud {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 36px 30px;
      box-shadow: var(--shadow-md);
      margin-top: 24px;
    }

    .models-title {
      font-size: 1.1rem;
      font-weight: 700;
      text-align: center;
      margin-bottom: 24px;
      color: var(--text-main);
    }

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

    .model-chip {
      padding: 6px 16px;
      background: #f8fafc;
      border: 1px solid rgba(203, 213, 225, 0.7);
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--text-muted);
      transition: all 0.2s ease;
    }

    .model-chip:hover {
      background: #ffffff;
      border-color: var(--primary);
      color: var(--primary);
      box-shadow: 0 2px 8px rgba(79, 70, 229, 0.12);
      transform: translateY(-2px);
    }

    /* 标准制作流程 */
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .timeline-step {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
    }

    .timeline-step:hover {
      box-shadow: var(--shadow-holo);
      transform: translateY(-3px);
    }

    .step-badge {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: var(--holo-gradient);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.95rem;
      margin-bottom: 14px;
    }

    .timeline-step h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .timeline-step p {
      font-size: 0.86rem;
      color: var(--text-light);
      line-height: 1.5;
    }

    /* 案例展示区（在此处合法展示宣传图与素材图） */
    .showcase-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-bottom: 30px;
    }

    .showcase-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

    .showcase-card:hover {
      box-shadow: var(--shadow-holo);
      transform: translateY(-4px);
    }

    .showcase-img-box {
      width: 100%;
      background: #e2e8f0;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .showcase-img-box img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.4s ease;
      object-fit: cover;
    }

    .showcase-card:hover .showcase-img-box img {
      transform: scale(1.02);
    }

    .showcase-content {
      padding: 20px;
    }

    .showcase-content h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .showcase-content p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .banner-gallery {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 24px;
    }

    .banner-item {
      background: #ffffff;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .banner-item img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* 对比评测板块（9.9分五星推荐） */
    .compare-section {
      background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .compare-score-banner {
      background: #ffffff;
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 30px 40px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 34px;
      box-shadow: var(--shadow-holo);
    }

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

    .score-badge {
      font-size: 2.8rem;
      font-weight: 900;
      line-height: 1;
      color: var(--primary);
      padding: 14px 22px;
      background: var(--holo-subtle);
      border-radius: var(--radius-md);
      border: 1px solid rgba(167, 139, 250, 0.3);
    }

    .score-detail h3 {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .stars-line {
      color: #f59e0b;
      font-size: 1.25rem;
      margin-bottom: 4px;
    }

    .score-detail p {
      font-size: 0.88rem;
      color: var(--text-light);
    }

    .table-container {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      overflow-x: auto;
    }

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

    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      font-size: 0.92rem;
      border-bottom: 1px solid var(--border-color);
    }

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

    .compare-table th.col-highlight,
    .compare-table td.col-highlight {
      background: rgba(79, 70, 229, 0.04);
      font-weight: 600;
      color: var(--primary);
    }

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

    /* Token 比价模块 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .token-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: all 0.25s ease;
    }

    .token-card.featured {
      border-color: var(--primary);
      box-shadow: var(--shadow-holo);
    }

    .token-tag {
      position: absolute;
      top: -12px;
      right: 20px;
      background: var(--holo-gradient);
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: var(--radius-full);
    }

    .token-card h4 {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .price-box {
      margin: 18px 0;
      padding: 14px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
    }

    .price-val {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--primary);
    }

    .price-unit {
      font-size: 0.85rem;
      color: var(--text-light);
    }

    .price-contrast {
      font-size: 0.82rem;
      color: #ef4444;
      text-decoration: line-through;
      margin-top: 4px;
    }

    .token-features {
      list-style: none;
      margin-bottom: 22px;
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    .token-features li {
      padding: 6px 0;
      border-bottom: 1px dashed var(--border-color);
    }

    /* 6条用户评论卡片 */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .testi-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.25s ease;
    }

    .testi-card:hover {
      box-shadow: var(--shadow-holo);
      transform: translateY(-4px);
    }

    .testi-quote {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
    }

    .testi-user {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .user-avatar-placeholder {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--holo-subtle);
      border: 1px solid rgba(167, 139, 250, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
      font-size: 0.95rem;
    }

    .user-meta h5 {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .user-meta span {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* FAQ 手风琴面板 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

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

    .faq-item:hover {
      border-color: rgba(167, 139, 250, 0.4);
    }

    .faq-question {
      width: 100%;
      padding: 18px 22px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .faq-icon {
      font-size: 1.2rem;
      color: var(--primary);
      transition: transform 0.3s ease;
    }

    .faq-item.active .faq-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;
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 22px 20px;
      border-top: 1px solid var(--border-color);
    }

    .faq-answer p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1.3fr;
    }

    .contact-sidebar {
      background: var(--holo-subtle);
      padding: 38px 30px;
      border-right: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-sidebar h3 {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .contact-sidebar p {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

    .contact-channels {
      display: flex;
      flex-direction: column;
      gap: 14px;
      font-size: 0.9rem;
      color: var(--text-main);
    }

    .channel-item {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .channel-item strong {
      color: var(--primary);
      min-width: 80px;
    }

    .qr-container {
      margin-top: 24px;
      padding: 14px;
      background: #ffffff;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      width: 140px;
      text-align: center;
    }

    .qr-container img {
      width: 100%;
      height: auto;
      display: block;
      margin-bottom: 6px;
    }

    .qr-label {
      font-size: 0.76rem;
      color: var(--text-light);
    }

    .form-panel {
      padding: 38px 32px;
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-group label {
      display: block;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 11px 14px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      font-size: 0.92rem;
      color: var(--text-main);
      background: #f8fafc;
      transition: all 0.25s ease;
      outline: none;
    }

    .form-control:focus {
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }

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

    /* 行业资讯与最新文章 */
    .articles-box {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 26px;
      margin-top: 20px;
    }

    .articles-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-top: 14px;
    }

    .articles-links-list li a {
      font-size: 0.92rem;
      color: var(--primary);
      text-decoration: underline;
      display: inline-block;
      word-break: break-all;
    }

    .articles-links-list li a:hover {
      color: var(--accent);
    }

    /* 页脚设计 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      font-size: 0.9rem;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      margin-top: 40px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      color: #f8fafc;
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .footer-brand p {
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .footer-col h5 {
      color: #f8fafc;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-links a {
      color: #94a3b8;
      transition: color 0.2s ease;
    }

    .footer-links a:hover {
      color: #38bdf8;
    }

    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      line-height: 1.5;
    }

    .friend-links-wrap a {
      color: #cbd5e1;
      background: rgba(255, 255, 255, 0.05);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      font-size: 0.82rem;
    }

    .friend-links-wrap a:hover {
      color: #38bdf8;
      background: rgba(255, 255, 255, 0.1);
    }

    .footer-bottom {
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 14px;
      font-size: 0.84rem;
    }

    .footer-bottom a {
      color: #94a3b8;
    }

    .footer-bottom a:hover {
      color: #ffffff;
    }

    /* 悬浮客服挂件 */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 99;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .widget-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-glow);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      cursor: pointer;
      font-size: 1.2rem;
      transition: all 0.25s ease;
      text-decoration: none;
    }

    .widget-btn:hover {
      transform: scale(1.08);
      box-shadow: var(--shadow-holo);
      color: var(--accent);
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-badge-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-grid {
        grid-template-columns: 1fr;
      }
      .workflow-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .testimonials-grid {
        grid-template-columns: 1fr 1fr;
      }
      .token-grid {
        grid-template-columns: 1fr;
      }
      .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .contact-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .showcase-grid {
        grid-template-columns: 1fr;
      }
      .banner-gallery {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.active {
        display: flex;
      }
      .menu-toggle {
        display: block;
      }
      .hero-badge-grid {
        grid-template-columns: 1fr;
      }
      .workflow-timeline {
        grid-template-columns: 1fr;
      }
      .testimonials-grid {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .compare-score-banner {
        flex-direction: column;
        align-items: flex-start;
      }
    }