/* 全局重置与基础变量 (斑斓彩调风企业官网) */
    :root {
      --primary: #4f46e5;
      --primary-gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #f59e0b 100%);
      --accent-rainbow: linear-gradient(90deg, #ec4899, #8b5cf6, #3b82f6, #10b981, #f59e0b);
      --bg-light: #f8fafc;
      --card-bg: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(99, 102, 241, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
      --shadow-lg: 0 20px 30px -10px rgba(99, 102, 241, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.07) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(236, 72, 153, 0.07) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(245, 158, 11, 0.04) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.06) 0px, transparent 50%);
      background-attachment: fixed;
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    /* 容器规范 */
    .container {
      width: 100%;
      max-width: 1200px;
      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 rgba(226, 232, 240, 0.8);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    }

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

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

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

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

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

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

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background: rgba(99, 102, 241, 0.08);
    }

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

    .btn-nav-primary {
      padding: 9px 20px;
      font-size: 0.9rem;
      font-weight: 600;
      color: #ffffff;
      background: var(--primary-gradient);
      border-radius: 999px;
      box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(236, 72, 153, 0.45);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
    }

    .menu-toggle svg {
      width: 26px;
      height: 26px;
      stroke: var(--text-main);
    }

    /* 区域标题通用组件 */
    .section-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .section-badge {
      display: inline-block;
      padding: 6px 16px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: #ec4899;
      background: rgba(236, 72, 153, 0.1);
      border: 1px solid rgba(236, 72, 153, 0.25);
      border-radius: 999px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      line-height: 1.3;
    }

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

    /* 通用Section间隔 */
    .py-sec {
      padding-top: 80px;
      padding-bottom: 80px;
    }

    /* 首屏 HERO 区域 (无图片，纯色彩与几何动感) */
    .hero-section {
      padding: 85px 0 90px;
      position: relative;
      overflow: hidden;
      text-align: center;
    }

    .hero-content {
      max-width: 900px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      background: #ffffff;
      border: 1px solid #fed7aa;
      border-radius: 999px;
      box-shadow: 0 4px 15px rgba(245, 158, 11, 0.15);
      margin-bottom: 24px;
      font-size: 0.88rem;
      font-weight: 600;
      color: #c2410c;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      background: #ea580c;
      border-radius: 50%;
      box-shadow: 0 0 0 4px rgba(234, 88, 12, 0.2);
    }

    .hero-title {
      font-size: 3rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }

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

    .hero-subtitle {
      font-size: 1.2rem;
      color: var(--text-muted);
      max-width: 720px;
      margin: 0 auto 36px;
      line-height: 1.75;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 18px;
      flex-wrap: wrap;
      margin-bottom: 45px;
    }

    .btn-hero-main {
      padding: 15px 38px;
      font-size: 1.1rem;
      font-weight: 700;
      color: #ffffff;
      background: var(--primary-gradient);
      border-radius: 999px;
      box-shadow: 0 10px 25px rgba(236, 72, 153, 0.35);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }

    .btn-hero-main:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 14px 30px rgba(236, 72, 153, 0.5);
    }

    .btn-hero-sub {
      padding: 15px 34px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-main);
      background: #ffffff;
      border: 2px solid var(--border-color);
      border-radius: 999px;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
    }

    .btn-hero-sub:hover {
      border-color: #6366f1;
      color: #6366f1;
      transform: translateY(-2px);
    }

    /* 核心数据展示栏 */
    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      max-width: 960px;
      margin: 0 auto;
    }

    .metric-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 20px 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      text-align: center;
      position: relative;
      overflow: hidden;
      transition: var(--transition);
    }

    .metric-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--accent-rainbow);
    }

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

    .metric-num {
      font-size: 1.9rem;
      font-weight: 800;
      color: #4f46e5;
      margin-bottom: 4px;
      font-family: inherit;
    }

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

    /* 模型支持跑马灯/标签云 */
    .model-chips-sec {
      padding: 24px 0 40px;
    }

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

    .model-chip {
      padding: 7px 16px;
      background: #ffffff;
      border: 1px solid rgba(203, 213, 225, 0.8);
      border-radius: 999px;
      font-size: 0.86rem;
      font-weight: 600;
      color: #334155;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
      transition: var(--transition);
    }

    .model-chip:hover {
      border-color: #ec4899;
      color: #ec4899;
      transform: translateY(-2px);
    }

    /* 关于我们 / 平台介绍 */
    .about-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 48px 40px;
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .about-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }

    .about-content h3 {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 18px;
      color: var(--text-main);
    }

    .about-content p {
      font-size: 1.02rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.8;
    }

    .about-features {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 24px;
    }

    .about-feat-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .about-feat-icon {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: rgba(16, 185, 129, 0.15);
      color: #10b981;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
    }

    .about-visual-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-color);
    }

    .about-visual-box img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* AIGC 一站式服务能力网格 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(99, 102, 241, 0.4);
    }

    .service-icon-box {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
    }

    .icon-pink { background: rgba(236, 72, 153, 0.12); color: #ec4899; }
    .icon-indigo { background: rgba(99, 102, 241, 0.12); color: #6366f1; }
    .icon-amber { background: rgba(245, 158, 11, 0.12); color: #f59e0b; }
    .icon-emerald { background: rgba(16, 185, 129, 0.12); color: #10b981; }
    .icon-cyan { background: rgba(6, 182, 212, 0.12); color: #06b6d4; }
    .icon-purple { background: rgba(168, 85, 247, 0.12); color: #a855f7; }

    .service-card h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.65;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .service-tag-list {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .service-tag {
      font-size: 0.78rem;
      padding: 3px 10px;
      background: #f1f5f9;
      color: #475569;
      border-radius: 4px;
      font-weight: 500;
    }

    /* 行业解决方案卡片集 */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

    .solution-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      display: flex;
      gap: 24px;
      align-items: flex-start;
      transition: var(--transition);
    }

    .solution-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .solution-badge-col {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--primary-gradient);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.2rem;
      flex-shrink: 0;
    }

    .solution-body h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .solution-body p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 12px;
    }

    .solution-body ul {
      list-style: none;
      font-size: 0.9rem;
      color: var(--text-main);
    }

    .solution-body ul li {
      margin-bottom: 6px;
      position: relative;
      padding-left: 18px;
    }

    .solution-body ul li::before {
      content: "•";
      position: absolute;
      left: 4px;
      color: #ec4899;
      font-weight: bold;
    }

    /* 标准服务流程时间线 */
    .flow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .flow-step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: var(--transition);
    }

    .flow-step-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .step-index {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 800;
      margin: 0 auto 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 10px rgba(236, 72, 153, 0.3);
    }

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

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

    /* 案例中心 */
    .case-gallery {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

    .case-item {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .case-item:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
    }

    .case-img-wrap {
      width: 100%;
      height: 240px;
      background: #f1f5f9;
      overflow: hidden;
    }

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

    .case-item:hover .case-img-wrap img {
      transform: scale(1.04);
    }

    .case-info {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .case-info h4 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .case-info p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .case-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: auto;
      font-size: 0.85rem;
      color: #64748b;
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
    }

    /* 对比评测模块 */
    .eval-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 44px;
      box-shadow: var(--shadow-md);
    }

    .eval-highlight-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(236, 72, 153, 0.08) 100%);
      border: 1px solid rgba(236, 72, 153, 0.2);
      border-radius: var(--radius-md);
      padding: 24px 32px;
      margin-bottom: 32px;
      flex-wrap: wrap;
      gap: 20px;
    }

    .eval-score-item {
      display: flex;
      align-items: baseline;
      gap: 8px;
    }

    .eval-score-num {
      font-size: 3rem;
      font-weight: 900;
      color: #e11d48;
      line-height: 1;
    }

    .eval-score-label {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .eval-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      margin-left: 6px;
    }

    .eval-table-wrap {
      overflow-x: auto;
    }

    .eval-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.95rem;
    }

    .eval-table th, 
    .eval-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }

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

    .eval-table .highlight-col {
      background: rgba(99, 102, 241, 0.04);
      font-weight: 700;
      color: #4f46e5;
    }

    /* 需求匹配与价格参考 */
    .token-price-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
      position: relative;
    }

    .token-card.featured {
      border: 2px solid #ec4899;
      box-shadow: 0 10px 30px rgba(236, 72, 153, 0.15);
      transform: scale(1.03);
    }

    .token-featured-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: #ec4899;
      color: #ffffff;
      padding: 3px 14px;
      font-size: 0.75rem;
      font-weight: 700;
      border-radius: 999px;
    }

    .token-card h4 {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .token-price-val {
      font-size: 2.2rem;
      font-weight: 800;
      color: #4f46e5;
      margin-bottom: 16px;
    }

    .token-price-val span {
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-muted);
    }

    .token-feat-list {
      list-style: none;
      text-align: left;
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

    .token-feat-list li {
      padding: 8px 0;
      border-bottom: 1px dashed var(--border-color);
    }

    /* 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-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

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

    .review-body {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
    }

    .reviewer-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      flex-shrink: 0;
    }

    .reviewer-info h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .reviewer-info span {
      font-size: 0.82rem;
      color: #64748b;
    }

    /* FAQ 手风琴 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

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

    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

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

    .faq-icon {
      font-size: 1.2rem;
      transition: transform 0.25s ease;
      color: #94a3b8;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      color: #ec4899;
    }

    .faq-answer {
      display: none;
      padding: 0 24px 22px;
      font-size: 0.96rem;
      color: var(--text-muted);
      line-height: 1.75;
      border-top: 1px solid #f1f5f9;
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    /* 文章资讯专区 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 30px;
    }

    .article-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .article-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .article-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .article-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .article-card a {
      font-size: 0.88rem;
      font-weight: 600;
      color: #4f46e5;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .article-raw-links {
      background: #f8fafc;
      border: 1px solid var(--border-color);
      padding: 16px 20px;
      border-radius: var(--radius-md);
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.8;
      word-break: break-all;
    }

    /* 表单与联系我们 */
    .contact-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 48px;
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
    }

    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

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

    .form-group label {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 0.95rem;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
      background: #f8fafc;
      font-family: inherit;
    }

    .form-control:focus {
      background: #ffffff;
      border-color: #6366f1;
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    }

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

    .btn-submit {
      padding: 14px;
      background: var(--primary-gradient);
      color: #ffffff;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 1.05rem;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(236, 72, 153, 0.35);
      transition: var(--transition);
    }

    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(236, 72, 153, 0.5);
    }

    .contact-info-panel {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding-left: 20px;
      border-left: 1px solid var(--border-color);
    }

    .contact-info-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 24px;
    }

    .contact-info-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    .contact-info-item strong {
      color: var(--text-main);
    }

    .kefu-qr-box {
      text-align: center;
      background: #f8fafc;
      padding: 16px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      max-width: 200px;
    }

    .kefu-qr-box img {
      width: 140px;
      height: 140px;
      object-fit: cover;
      display: block;
      margin: 0 auto 8px;
      border-radius: 4px;
    }

    .kefu-qr-box span {
      font-size: 0.82rem;
      color: #64748b;
      font-weight: 600;
    }

    /* 加盟代理模块 */
    .agent-banner {
      background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--shadow-lg);
      flex-wrap: wrap;
      gap: 30px;
    }

    .agent-content h3 {
      font-size: 2rem;
      font-weight: 800;
      margin-bottom: 12px;
      background: var(--accent-rainbow);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .agent-content p {
      font-size: 1.05rem;
      color: #cbd5e1;
      max-width: 650px;
      line-height: 1.7;
    }

    .agent-action .btn-agent {
      padding: 14px 34px;
      background: #ffffff;
      color: #1e1b4b;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 999px;
      display: inline-block;
      transition: var(--transition);
      box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    }

    .agent-action .btn-agent:hover {
      background: #fdf2f8;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
    }

    /* 友情链接专区 */
    .friend-links-box {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 24px;
      margin-top: 50px;
    }

    .friend-links-box h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .friend-links-wrap a {
      font-size: 0.88rem;
      color: var(--text-muted);
      transition: var(--transition);
    }

    .friend-links-wrap a:hover {
      color: var(--primary);
    }

    /* 页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      margin-top: 80px;
      font-size: 0.92rem;
    }

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

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

    .footer-col p {
      line-height: 1.7;
      margin-bottom: 14px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links li a {
      color: #94a3b8;
      transition: var(--transition);
    }

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

    .footer-bottom {
      padding-top: 24px;
      border-top: 1px solid #1e293b;
      text-align: center;
      font-size: 0.85rem;
      color: #64748b;
    }

    /* 浮动客服 */
    .float-kefu {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
      color: var(--primary);
    }

    .float-btn:hover {
      transform: scale(1.1);
      background: var(--primary-gradient);
      color: #ffffff;
    }

    /* 响应式媒体查询 */
    @media (max-width: 1024px) {
      .services-grid,
      .token-price-grid,
      .reviews-grid,
      .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-title {
        font-size: 2.4rem;
      }
      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 12px 16px;
      }
      .menu-toggle {
        display: block;
      }
      .hero-title {
        font-size: 2rem;
      }
      .about-grid,
      .solutions-grid,
      .case-gallery,
      .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .contact-info-panel {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--border-color);
        padding-top: 30px;
      }
      .services-grid,
      .token-price-grid,
      .reviews-grid,
      .articles-grid,
      .flow-steps {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .agent-banner {
        flex-direction: column;
        text-align: center;
      }
    }