:root {
      --primary-color: #ff3366;
      --primary-gradient: linear-gradient(135deg, #ff0055 0%, #ff5500 50%, #ff00aa 100%);
      --accent-cyan: #00d2ff;
      --accent-blue: #0066ff;
      --accent-purple: #7928ca;
      --accent-yellow: #ffb800;
      --text-main: #0f172a;
      --text-sub: #334155;
      --text-muted: #64748b;
      --bg-page: #f8fafc;
      --bg-white: #ffffff;
      --bg-alt: #f1f5f9;
      --border-color: #e2e8f0;
      --card-border: rgba(255, 0, 102, 0.12);
      --card-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05), 0 0 20px 0 rgba(255, 51, 102, 0.04);
      --card-shadow-hover: 0 20px 40px -10px rgba(255, 0, 85, 0.15), 0 0 25px rgba(0, 210, 255, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-full: 9999px;
      --container-max: 1200px;
      --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }

    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-page);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 0, 85, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 210, 255, 0.04) 0%, transparent 40%);
      background-attachment: fixed;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition-base);
    }

    ul, ol {
      list-style: none;
    }

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

    .container {
      width: 100%;
      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: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-color);
      transition: var(--transition-base);
    }

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

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

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

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

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

    .nav-links li a {
      display: block;
      padding: 8px 14px;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-sub);
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary-color);
      background: rgba(255, 0, 85, 0.05);
    }

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

    .btn-nav-reg {
      background: var(--primary-gradient);
      color: #fff !important;
      padding: 8px 20px;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      font-weight: 600;
      box-shadow: 0 4px 15px rgba(255, 0, 85, 0.3);
    }

    .btn-nav-reg:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(255, 0, 85, 0.4);
    }

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

    /* 首屏 HERO (无图片要求) */
    .hero-section {
      padding: 70px 0 60px;
      position: relative;
      overflow: hidden;
      background: linear-gradient(180deg, #ffffff 0%, rgba(248, 250, 252, 0.8) 100%);
      border-bottom: 1px solid var(--border-color);
    }

    .hero-glow-1 {
      position: absolute;
      top: -100px;
      left: 50%;
      transform: translateX(-50%);
      width: 700px;
      height: 350px;
      background: radial-gradient(ellipse, rgba(255, 0, 102, 0.18), rgba(0, 210, 255, 0.12), transparent 70%);
      filter: blur(50px);
      z-index: 0;
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid rgba(255, 0, 85, 0.2);
      box-shadow: 0 4px 15px rgba(255, 0, 85, 0.08);
      border-radius: var(--radius-full);
      margin-bottom: 24px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary-color);
    }

    .hero-badge-tag {
      background: var(--primary-gradient);
      color: #fff;
      padding: 2px 8px;
      border-radius: var(--radius-full);
      font-size: 0.75rem;
    }

    .hero-title {
      font-size: 2.8rem;
      line-height: 1.25;
      font-weight: 900;
      letter-spacing: -0.03em;
      color: var(--text-main);
      margin-bottom: 20px;
    }

    .hero-title-gradient {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    .hero-desc {
      font-size: 1.15rem;
      line-height: 1.7;
      color: var(--text-sub);
      margin-bottom: 36px;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }

    .btn-main {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 34px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: var(--radius-full);
      background: var(--primary-gradient);
      color: #ffffff !important;
      box-shadow: 0 10px 25px rgba(255, 0, 85, 0.35);
      border: none;
      cursor: pointer;
    }

    .btn-main:hover {
      transform: translateY(-2px);
      box-shadow: 0 15px 30px rgba(255, 0, 85, 0.45);
    }

    .btn-portal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 32px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: var(--radius-full);
      background: #0f172a;
      color: #ffffff !important;
      border: 1px solid rgba(255, 255, 255, 0.2);
      box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
    }

    .btn-portal:hover {
      background: #1e293b;
      transform: translateY(-2px);
      box-shadow: 0 15px 30px rgba(15, 23, 42, 0.35);
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 13px 30px;
      font-size: 1rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      background: #fff;
      color: var(--text-main);
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    }

    .btn-outline:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      transform: translateY(-2px);
    }

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
    }

    .stat-item {
      text-align: center;
      padding: 8px 12px;
      border-right: 1px solid var(--border-color);
    }

    .stat-item:last-child {
      border-right: none;
    }

    .stat-num {
      font-size: 2rem;
      font-weight: 800;
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1.1;
      margin-bottom: 6px;
    }

    .stat-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 通用Section布局 */
    .section-block {
      padding: 80px 0;
      position: relative;
    }

    .section-block.alt-bg {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

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

    .section-tag {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-color);
      background: rgba(255, 0, 85, 0.08);
      padding: 4px 14px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      letter-spacing: -0.02em;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-sub);
      line-height: 1.65;
    }

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

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

    .card-grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .service-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--card-shadow);
      transition: var(--transition-base);
      display: flex;
      flex-direction: column;
      position: relative;
      overflow: hidden;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--card-shadow-hover);
      border-color: rgba(255, 0, 85, 0.3);
    }

    .service-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: var(--primary-gradient);
      opacity: 0;
      transition: var(--transition-base);
    }

    .service-card:hover::before {
      opacity: 1;
    }

    .card-icon-pill {
      width: 50px;
      height: 50px;
      border-radius: 12px;
      background: rgba(255, 0, 85, 0.08);
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      font-weight: 800;
      margin-bottom: 20px;
    }

    .card-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .card-desc {
      font-size: 0.92rem;
      color: var(--text-sub);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .card-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: auto;
    }

    .mini-tag {
      font-size: 0.75rem;
      padding: 2px 8px;
      background: var(--bg-alt);
      border-radius: var(--radius-sm);
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台支持模型标签云 */
    .model-badge-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 30px;
    }

    .model-badge {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 8px 16px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-sub);
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
      transition: var(--transition-base);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .model-badge:hover {
      border-color: var(--accent-cyan);
      color: var(--accent-blue);
      transform: translateY(-2px);
      box-shadow: 0 6px 12px rgba(0, 210, 255, 0.15);
    }

    .badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
    }

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

    .process-card {
      background: #fff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 20px;
      text-align: center;
      box-shadow: var(--card-shadow);
      position: relative;
    }

    .process-num {
      width: 44px;
      height: 44px;
      line-height: 44px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #fff;
      font-weight: 800;
      font-size: 1.1rem;
      margin: 0 auto 16px;
      box-shadow: 0 4px 12px rgba(255, 0, 85, 0.3);
    }

    .process-title {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .process-desc {
      font-size: 0.88rem;
      color: var(--text-sub);
    }

    /* 案例中心 & 媒体素材图展示 */
    .showcase-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .showcase-card {
      background: #fff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--card-shadow);
      transition: var(--transition-base);
    }

    .showcase-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--card-shadow-hover);
    }

    .showcase-img-wrap {
      width: 100%;
      height: 220px;
      overflow: hidden;
      background: var(--bg-alt);
    }

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

    .showcase-card:hover .showcase-img-wrap img {
      transform: scale(1.05);
    }

    .showcase-info {
      padding: 20px;
    }

    .showcase-name {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .showcase-detail {
      font-size: 0.88rem;
      color: var(--text-sub);
      line-height: 1.5;
    }

    /* 对比评测模块 */
    .compare-container {
      background: #fff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      overflow: hidden;
      margin-bottom: 30px;
    }

    .rating-banner {
      background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
      color: #fff;
      padding: 30px 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }

    .rating-score-box {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-big {
      font-size: 3.2rem;
      font-weight: 900;
      background: linear-gradient(135deg, #ff007a, #00d2ff);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1;
    }

    .score-stars {
      color: #ffb800;
      font-size: 1.3rem;
      margin-bottom: 4px;
    }

    .score-desc {
      font-size: 0.9rem;
      color: #cbd5e1;
    }

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

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

    .compare-table th, .compare-table td {
      padding: 18px 24px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }

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

    .compare-table tr:hover td {
      background: rgba(255, 0, 85, 0.02);
    }

    .col-highlight {
      background: rgba(255, 0, 85, 0.04);
      font-weight: 700;
      color: var(--primary-color);
    }

    .col-dim {
      color: var(--text-muted);
    }

    /* 表单与需求匹配 */
    .match-form-wrap {
      background: #fff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--card-shadow);
      max-width: 800px;
      margin: 0 auto;
    }

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

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

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      outline: none;
      transition: var(--transition-base);
      background: #fdfdfd;
      color: var(--text-main);
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(255, 0, 85, 0.12);
      background: #fff;
    }

    textarea.form-control {
      min-height: 120px;
      resize: vertical;
    }

    .btn-submit {
      width: 100%;
      padding: 14px;
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      background: var(--primary-gradient);
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(255, 0, 85, 0.3);
      transition: var(--transition-base);
    }

    .btn-submit:hover {
      box-shadow: 0 6px 20px rgba(255, 0, 85, 0.45);
      transform: translateY(-2px);
    }

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

    .testimonial-card {
      background: #fff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--card-shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testimonial-quote {
      font-size: 0.92rem;
      color: var(--text-sub);
      line-height: 1.65;
      margin-bottom: 20px;
      position: relative;
    }

    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }

    .user-avatar-badge {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }

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

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

    /* FAQ 手风琴 */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: #fff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition-base);
    }

    .faq-item.active {
      border-color: rgba(255, 0, 85, 0.4);
      box-shadow: 0 4px 15px rgba(255, 0, 85, 0.05);
    }

    .faq-question {
      padding: 18px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }

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

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #fafbfc;
      color: var(--text-sub);
      font-size: 0.92rem;
      line-height: 1.65;
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 24px 20px;
      border-top: 1px solid var(--border-color);
    }

    /* 资讯与文章列表 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

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

    .news-meta {
      font-size: 0.8rem;
      color: var(--primary-color);
      font-weight: 600;
      margin-bottom: 8px;
    }

    .news-title {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .news-title a:hover {
      color: var(--primary-color);
    }

    .news-links-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px dashed var(--border-color);
    }

    .news-ext-link {
      font-size: 0.82rem;
      color: var(--accent-blue);
      background: rgba(0, 102, 255, 0.06);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
    }

    /* 加盟代理与网络 */
    .agent-box {
      background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 100%);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .agent-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 36px;
    }

    .agent-card {
      background: rgba(255, 255, 255, 0.08);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-md);
      padding: 24px;
    }

    .agent-card h4 {
      font-size: 1.2rem;
      margin-bottom: 10px;
      color: #00d2ff;
    }

    .agent-card p {
      font-size: 0.9rem;
      color: #e2e8f0;
      line-height: 1.6;
    }

    /* 页脚 Footer */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      border-top: 1px solid #1e293b;
    }

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

    .footer-brand h3 {
      color: #ffffff;
      font-size: 1.4rem;
      margin-bottom: 14px;
    }

    .footer-brand p {
      font-size: 0.9rem;
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .footer-col h4 {
      color: #ffffff;
      font-size: 1.05rem;
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 8px;
    }

    .footer-col h4::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--primary-color);
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links li a {
      font-size: 0.9rem;
      color: #94a3b8;
    }

    .footer-links li a:hover {
      color: #ffffff;
      padding-left: 4px;
    }

    .footer-qr-wrap {
      display: flex;
      align-items: center;
      gap: 16px;
      background: rgba(255, 255, 255, 0.05);
      padding: 12px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-qr-img {
      width: 80px;
      height: 80px;
      border-radius: 4px;
      background: #fff;
    }

    .footer-qr-desc {
      font-size: 0.85rem;
      color: #cbd5e1;
      line-height: 1.4;
    }

    .footer-friend-links {
      padding-top: 24px;
      border-top: 1px solid #1e293b;
      margin-bottom: 24px;
      font-size: 0.88rem;
    }

    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-top: 10px;
    }

    .friend-links-list a {
      color: #64748b;
    }

    .friend-links-list a:hover {
      color: #00d2ff;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      padding-top: 20px;
      border-top: 1px solid #1e293b;
      font-size: 0.85rem;
      color: #64748b;
    }

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

    /* 浮动工具栏 */
    .float-toolbar {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      font-size: 1.2rem;
      cursor: pointer;
      border: 1px solid var(--border-color);
      transition: var(--transition-base);
    }

    .float-btn:hover {
      background: var(--primary-gradient);
      color: #ffffff;
      transform: scale(1.08);
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-title {
        font-size: 2.2rem;
      }
      .card-grid-4, .process-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .card-grid-3, .showcase-grid, .testimonial-grid, .agent-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-main {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        padding: 10px 0;
        width: 100%;
      }
      .hero-title {
        font-size: 1.8rem;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .stat-item {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
      }
      .stat-item:nth-child(3), .stat-item:nth-child(4) {
        border-bottom: none;
      }
      .card-grid-3, .card-grid-4, .card-grid-2, .showcase-grid, .testimonial-grid, .agent-grid, .news-grid, .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group.full-width {
        grid-column: span 1;
      }
      .footer-main {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        text-align: center;
      }
      .rating-score-box {
        flex-direction: column;
      }
    }