:root {
      --primary: #2563eb;
      --accent: #f97316;
      --secondary: #06b6d4;
      --highlight: #ec4899;
      --dark: #0f172a;
      --text: #1e293b;
      --text-muted: #64748b;
      --bg: #f8fafc;
      --surface: #ffffff;
      --border: #e2e8f0;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(37, 99, 235, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
      --shadow-lg: 0 20px 30px -10px rgba(15, 23, 42, 0.12);
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

    body {
      font-family: var(--font-stack);
      background-color: var(--bg);
      color: var(--text);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

    ul, ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 2px solid var(--accent);
      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-container {
      height: 44px;
      display: flex;
      align-items: center;
    }

    .brand-logo-container img {
      max-height: 40px;
      width: auto;
    }

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

    .nav-links li a {
      font-weight: 600;
      font-size: 0.92rem;
      color: var(--dark);
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      display: inline-block;
    }

    .nav-links li a:hover {
      color: var(--primary);
      background: #eff6ff;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 2px solid transparent;
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-contrast {
      background: linear-gradient(135deg, #f97316 0%, #ef4444 100%);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
    }

    .btn-contrast:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
    }

    .btn-outline {
      border-color: var(--primary);
      color: var(--primary) !important;
      background: #ffffff;
    }

    .btn-outline:hover {
      background: var(--primary);
      color: #ffffff !important;
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--dark);
      cursor: pointer;
    }

    /* 首屏 Hero (无图，纯CSS、色块与数据) */
    .hero-section {
      background: linear-gradient(135deg, #f0fdf4 0%, #fdf2f8 50%, #eff6ff 100%);
      padding: 72px 0 84px;
      border-bottom: 1px solid var(--border);
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      padding: 6px 14px;
      border-radius: 99px;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--primary);
      border: 1px solid #bfdbfe;
      margin-bottom: 20px;
    }

    .hero-badge span {
      background: var(--accent);
      color: #fff;
      padding: 2px 8px;
      border-radius: 99px;
      font-size: 0.75rem;
    }

    .hero-title {
      font-size: 2.5rem;
      font-weight: 800;
      line-height: 1.25;
      color: var(--dark);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title mark {
      background: linear-gradient(120deg, rgba(249, 115, 22, 0.2) 0%, rgba(236, 72, 153, 0.25) 100%);
      color: #ea580c;
      padding: 0 6px;
      border-radius: 4px;
    }

    .hero-lead {
      font-size: 1.1rem;
      color: var(--text-muted);
      margin-bottom: 32px;
      max-width: 600px;
      line-height: 1.7;
    }

    .hero-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 32px;
    }

    .btn-hero-main {
      background: #2563eb;
      color: #ffffff !important;
      font-size: 1.05rem;
      padding: 12px 28px;
      border-radius: var(--radius-sm);
      font-weight: 700;
      box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    }

    .btn-hero-main:hover {
      background: #1d4ed8;
      transform: translateY(-2px);
    }

    .hero-highlights {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    .hero-highlights li {
      display: flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      color: var(--dark);
    }

    .hero-highlights li svg {
      color: #10b981;
    }

    /* 首屏右侧纯CSS聚合面板 */
    .hero-card-panel {
      background: var(--surface);
      border: 2px solid #e0e7ff;
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-lg);
      position: relative;
    }

    .panel-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--border);
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

    .panel-tag {
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      background: #fef3c7;
      color: #b45309;
      padding: 4px 10px;
      border-radius: 4px;
    }

    .stats-matrix {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 20px;
    }

    .stat-item {
      background: #f8fafc;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 16px;
      text-align: center;
    }

    .stat-val {
      display: block;
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 4px;
    }

    .stat-val.accent {
      color: var(--accent);
    }

    .stat-label {
      font-size: 0.82rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    .panel-banner-alert {
      background: linear-gradient(90deg, #eff6ff 0%, #fae8ff 100%);
      border-left: 4px solid var(--highlight);
      padding: 12px 14px;
      border-radius: 4px;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--dark);
    }

    /* 区域通用结构 */
    .section-padding {
      padding: 80px 0;
    }

    .section-title-wrap {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px;
    }

    .section-tagline {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent);
      background: #fff7ed;
      padding: 4px 12px;
      border-radius: 99px;
      margin-bottom: 12px;
      border: 1px solid #ffedd5;
    }

    .section-heading {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
    }

    /* 品牌与模型生态跑马条 */
    .model-tape {
      background: #ffffff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
      padding: 24px 0;
    }

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

    .model-chip {
      background: #f1f5f9;
      color: #334155;
      font-size: 0.85rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 6px;
      border: 1px solid #e2e8f0;
      transition: all 0.2s ease;
    }

    .model-chip:hover {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* 关于与平台介绍 */
    .about-card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .about-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: all 0.3s ease;
      box-shadow: var(--shadow-sm);
    }

    .about-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .about-icon-pill {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: #dbeafe;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 18px;
    }

    .about-card:nth-child(2) .about-icon-pill {
      background: #ffedd5;
      color: var(--accent);
    }

    .about-card:nth-child(3) .about-icon-pill {
      background: #fce7f3;
      color: var(--highlight);
    }

    .about-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--dark);
    }

    .about-card p {
      color: var(--text-muted);
      font-size: 0.94rem;
      line-height: 1.6;
    }

    /* 一站式服务能力卡片 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .service-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.25s ease;
    }

    .service-card:hover {
      border-color: var(--accent);
      box-shadow: 0 10px 20px -5px rgba(249, 115, 22, 0.15);
      transform: translateY(-4px);
    }

    .service-card-top h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark);
    }

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

    .service-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary);
      background: #eff6ff;
      padding: 3px 8px;
      border-radius: 4px;
      align-self: flex-start;
    }

    /* 行业方案与多格式创意 */
    .industry-section {
      background: #ffffff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .industry-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .industry-box {
      border: 2px solid #f1f5f9;
      border-radius: var(--radius-md);
      padding: 24px;
      background: #fafafa;
      transition: all 0.25s ease;
    }

    .industry-box:hover {
      background: #ffffff;
      border-color: var(--secondary);
    }

    .industry-box h4 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .industry-box p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 案例中心图文展示 */
    .case-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 28px;
      align-items: stretch;
    }

    .case-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .case-image-holder {
      width: 100%;
      background: #0f172a;
      overflow: hidden;
    }

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

    .case-card:hover .case-image-holder img {
      transform: scale(1.03);
    }

    .case-details {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .case-details h4 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark);
    }

    .case-details p {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

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

    .case-tag {
      font-size: 0.78rem;
      padding: 3px 8px;
      background: #f1f5f9;
      border-radius: 4px;
      font-weight: 600;
      color: #475569;
    }

    .case-side-stack {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .side-case-item {
      display: flex;
      gap: 16px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 16px;
      align-items: center;
    }

    .side-case-img {
      width: 100px;
      flex-shrink: 0;
      border-radius: 6px;
      overflow: hidden;
    }

    .side-case-img img {
      width: 100%;
      height: auto;
      display: block;
    }

    .side-case-info h5 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 4px;
      color: var(--dark);
    }

    .side-case-info p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.4;
    }

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

    .flow-step {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      border-top: 4px solid var(--primary);
    }

    .flow-step:nth-child(2) {
      border-top-color: var(--accent);
    }

    .flow-step:nth-child(3) {
      border-top-color: var(--highlight);
    }

    .flow-step:nth-child(4) {
      border-top-color: var(--secondary);
    }

    .step-number {
      font-size: 1.5rem;
      font-weight: 900;
      color: #94a3b8;
      margin-bottom: 8px;
    }

    .flow-step h4 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark);
    }

    .flow-step p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* 对比评测（核心硬性要求） */
    .eval-section {
      background: linear-gradient(180deg, #ffffff 0%, #fff7ed 100%);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .eval-highlight-box {
      background: var(--surface);
      border: 2px solid var(--accent);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: 0 15px 35px -5px rgba(249, 115, 22, 0.12);
      margin-bottom: 40px;
    }

    .eval-header {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      border-bottom: 2px dashed #fed7aa;
      padding-bottom: 24px;
      margin-bottom: 24px;
    }

    .eval-score-wrap {
      display: flex;
      align-items: baseline;
      gap: 12px;
    }

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

    .score-digit {
      font-size: 3rem;
      font-weight: 900;
      color: var(--accent);
      line-height: 1;
    }

    .score-scale {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-muted);
    }

    .eval-table-wrapper {
      width: 100%;
      overflow-x: auto;
    }

    .eval-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
    }

    .eval-table th, .eval-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
    }

    .eval-table th {
      background: #f8fafc;
      color: var(--dark);
      font-weight: 700;
    }

    .eval-table tr:hover td {
      background: #fffbf7;
    }

    .eval-table td strong {
      color: var(--primary);
    }

    .eval-tag-win {
      background: #dcfce7;
      color: #166534;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.8rem;
    }

    /* Token 比价与算力收益 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .token-tier-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      text-align: center;
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .token-tier-card.hot {
      border: 2px solid var(--accent);
      box-shadow: 0 10px 25px -5px rgba(249, 115, 22, 0.2);
    }

    .badge-corner {
      position: absolute;
      top: -12px;
      right: 20px;
      background: var(--accent);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 10px;
      border-radius: 99px;
    }

    .token-title {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--dark);
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary);
      margin: 16px 0;
    }

    .token-price.accent {
      color: var(--accent);
    }

    .token-features {
      margin: 20px 0;
      text-align: left;
      font-size: 0.88rem;
      color: #475569;
    }

    .token-features li {
      padding: 6px 0;
      border-bottom: 1px dashed #f1f5f9;
    }

    /* 需求匹配与表单 */
    .match-form-section {
      background: #eff6ff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .match-grid {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      align-items: center;
    }

    .match-text h3 {
      font-size: 2rem;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 16px;
    }

    .match-text p {
      color: var(--text-muted);
      margin-bottom: 24px;
      font-size: 0.96rem;
    }

    .form-card {
      background: #ffffff;
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
    }

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

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

    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-family: inherit;
      color: var(--dark);
      background: #f8fafc;
      transition: border-color 0.2s ease;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
    }

    textarea.form-control {
      resize: vertical;
      min-height: 80px;
    }

    .btn-submit {
      width: 100%;
      padding: 12px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
      color: #fff;
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    }

    .btn-submit:hover {
      background: #1e40af;
    }

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

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

    .review-quote {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.6;
      margin-bottom: 16px;
      font-style: normal;
    }

    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 12px;
    }

    .review-avatar-circle {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #e2e8f0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: var(--primary);
      font-size: 0.95rem;
    }

    .review-meta h5 {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--dark);
    }

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

    /* FAQ 折叠面板 (12条) */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      text-align: left;
      padding: 16px 20px;
      background: none;
      border: none;
      font-size: 1rem;
      font-weight: 700;
      color: var(--dark);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: background 0.2s ease;
    }

    .faq-question:hover {
      background: #f8fafc;
    }

    .faq-icon {
      font-size: 1.2rem;
      font-weight: 400;
      color: var(--primary);
      transition: transform 0.2s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fafafa;
    }

    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 16px 20px;
      border-top: 1px solid var(--border);
    }

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

    /* AI 百科 & 行业资讯 */
    .info-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

    .info-box {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 28px;
    }

    .info-box h3 {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 18px;
      color: var(--dark);
      border-bottom: 2px solid #e2e8f0;
      padding-bottom: 10px;
    }

    .article-links-list li {
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .article-links-list a {
      font-size: 0.92rem;
      color: #334155;
      font-weight: 600;
    }

    .article-links-list a:hover {
      color: var(--primary);
      text-decoration: underline;
    }

    .article-tag {
      font-size: 0.75rem;
      background: #f1f5f9;
      color: #64748b;
      padding: 2px 6px;
      border-radius: 4px;
    }

    /* 宣传图画廊展示区 */
    .banner-gallery-section {
      background: #ffffff;
      padding: 40px 0;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .gallery-item {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border);
      background: #f1f5f9;
    }

    .gallery-item img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.3s ease;
    }

    .gallery-item:hover img {
      transform: scale(1.02);
    }

    /* 加盟代理板块 */
    .agency-banner {
      background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
      border-radius: var(--radius-lg);
      padding: 48px;
      color: #ffffff;
      display: grid;
      grid-template-columns: 1.3fr 0.7fr;
      gap: 30px;
      align-items: center;
    }

    .agency-banner h3 {
      font-size: 2rem;
      font-weight: 800;
      margin-bottom: 14px;
      color: #ffffff;
    }

    .agency-banner p {
      font-size: 1rem;
      color: #c7d2fe;
      margin-bottom: 24px;
      line-height: 1.6;
    }

    .agency-qr-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: center;
      color: var(--dark);
      width: 100%;
      max-width: 260px;
      margin: 0 auto;
    }

    .agency-qr-card img {
      width: 150px;
      height: 150px;
      margin: 0 auto 10px;
      display: block;
      border-radius: 4px;
    }

    .agency-qr-card span {
      font-size: 0.85rem;
      font-weight: 700;
      color: #334155;
    }

    /* 底部专属统一模块 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      border-top: 4px solid var(--accent);
      font-size: 0.9rem;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-col h5 {
      color: #f8fafc;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .footer-col p {
      margin-bottom: 10px;
      line-height: 1.6;
    }

    .footer-links li {
      margin-bottom: 8px;
    }

    .footer-links a {
      color: #cbd5e1;
    }

    .footer-links a:hover {
      color: var(--accent);
    }

    .friend-links-box {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .friend-links-box a {
      color: #cbd5e1;
      background: #1e293b;
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.82rem;
    }

    .friend-links-box a:hover {
      background: var(--primary);
      color: #ffffff;
    }

    .footer-bottom {
      border-top: 1px solid #334155;
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      font-size: 0.82rem;
    }

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

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

    /* 浮动客服 */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .widget-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--accent);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-md);
      cursor: pointer;
      border: none;
      position: relative;
    }

    .widget-btn.back-to-top {
      background: #334155;
    }

    .qr-popup {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-sm);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border);
      display: none;
      width: 150px;
      text-align: center;
      color: var(--dark);
    }

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

    .qr-popup span {
      font-size: 0.75rem;
      font-weight: 700;
    }

    .widget-btn.kefu-btn:hover .qr-popup {
      display: block;
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-grid, .match-grid, .agency-banner, .case-grid {
        grid-template-columns: 1fr;
      }
      .service-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .timeline-flow {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .gallery-grid {
        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;
        align-items: flex-start;
        padding: 16px 24px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
      }
      .nav-links.open {
        display: flex;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .about-card-grid, .industry-grid, .token-grid, .info-grid, .reviews-grid {
        grid-template-columns: 1fr;
      }
      .timeline-flow {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .gallery-grid {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 2rem;
      }
    }