:root {
      --primary: #5c24ff;
      --primary-dark: #4012cc;
      --secondary: #ff2a7a;
      --accent-yellow: #ffb800;
      --accent-cyan: #00d2ff;
      --accent-green: #00e599;
      --bg-light: #f6f8fd;
      --card-bg: #ffffff;
      --text-main: #141724;
      --text-muted: #565d7a;
      --border-color: #e2e8f4;
      --vibrant-gradient: linear-gradient(135deg, #5c24ff 0%, #ff2a7a 50%, #ffb800 100%);
      --vibrant-glow: 0 10px 30px rgba(92, 36, 255, 0.15);
      --container-width: 1200px;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s ease;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }

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

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

    .container {
      width: 100%;
      max-width: var(--container-width);
      margin: 0 auto;
      padding: 0 20px;
    }

    .section {
      padding: 70px 0;
      position: relative;
    }

    .section-title-wrap {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 48px;
    }

    .section-tag {
      display: inline-block;
      padding: 5px 16px;
      background: rgba(92, 36, 255, 0.08);
      color: var(--primary);
      border-radius: 30px;
      font-size: 0.875rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      margin-bottom: 12px;
      border: 1px solid rgba(92, 36, 255, 0.15);
    }

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

    .section-subtitle {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      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-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-logo-wrap .ai-page-logo {
      height: 42px;
      width: auto;
    }

    .brand-text {
      font-size: 1.25rem;
      font-weight: 800;
      background: var(--vibrant-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

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

    .nav-links li a {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      padding: 8px 12px;
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover {
      color: var(--primary);
      background: rgba(92, 36, 255, 0.06);
    }

    .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: 700;
      border-radius: 50px;
      cursor: pointer;
      border: 2px solid transparent;
      transition: var(--transition);
      text-align: center;
    }

    .btn-primary {
      background: var(--vibrant-gradient);
      color: #ffffff;
      box-shadow: 0 6px 20px rgba(255, 42, 122, 0.3);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 25px rgba(255, 42, 122, 0.45);
      color: #fff;
    }

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

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

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.6rem;
      cursor: pointer;
      color: var(--text-main);
    }

    /* Hero 首屏 - 纯色几何代码动效，不含图片 */
    .hero-section {
      padding: 85px 0 70px;
      background: radial-gradient(circle at 85% 15%, rgba(255, 42, 122, 0.12) 0%, transparent 45%),
                  radial-gradient(circle at 10% 80%, rgba(92, 36, 255, 0.14) 0%, transparent 45%),
                  radial-gradient(circle at 50% 50%, rgba(0, 210, 255, 0.08) 0%, transparent 60%),
                  #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }

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

    .hero-content h1 {
      font-size: 2.5rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #0d1020;
    }

    .hero-content h1 span.gradient-text {
      background: var(--vibrant-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.125rem;
      color: var(--text-muted);
      margin-bottom: 32px;
      line-height: 1.7;
    }

    .hero-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 36px;
    }

    .btn-hero-official {
      padding: 14px 34px;
      font-size: 1.1rem;
      background: linear-gradient(135deg, #ff0055 0%, #7928ca 50%, #0070f3 100%);
      color: #ffffff;
      border-radius: 50px;
      font-weight: 800;
      box-shadow: 0 10px 30px rgba(121, 40, 202, 0.35);
      animation: pulseGlow 2.5s infinite;
    }

    .btn-hero-official:hover {
      transform: scale(1.04);
      color: #fff;
    }

    @keyframes pulseGlow {
      0%, 100% { box-shadow: 0 10px 30px rgba(121, 40, 202, 0.35); }
      50% { box-shadow: 0 12px 38px rgba(255, 0, 85, 0.55); }
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .hero-tag-item {
      font-size: 0.85rem;
      padding: 6px 14px;
      background: #f0f3fa;
      border: 1px solid #dce4f2;
      border-radius: 20px;
      color: #2b3353;
      font-weight: 600;
    }

    /* Hero 右侧数据与代码展示板（无图片） */
    .hero-visual-board {
      background: #ffffff;
      border: 2px solid #e7ecf8;
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: 0 20px 45px rgba(92, 36, 255, 0.08);
      position: relative;
    }

    .hero-stat-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 20px;
    }

    .hero-stat-box {
      background: #f9fbff;
      border: 1px solid #e1e8f8;
      border-radius: var(--radius-md);
      padding: 16px;
      text-align: center;
      transition: var(--transition);
    }

    .hero-stat-box:hover {
      border-color: var(--primary);
      transform: translateY(-3px);
    }

    .hero-stat-box .num {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--primary);
      display: block;
    }

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

    .hero-console-card {
      background: #121422;
      border-radius: var(--radius-md);
      padding: 18px;
      color: #e2e8f0;
      font-family: Consolas, Monaco, "Courier New", monospace;
      font-size: 0.85rem;
    }

    .console-header {
      display: flex;
      gap: 6px;
      margin-bottom: 12px;
    }

    .dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
    }
    .dot-r { background: #ff5f56; }
    .dot-y { background: #ffbd2e; }
    .dot-g { background: #27c93f; }

    .console-code {
      line-height: 1.6;
      color: #93c5fd;
    }
    .console-code .hl { color: #f472b6; }
    .console-code .kw { color: #34d399; }

    /* 模型滚动标签云 */
    .model-strip {
      background: #ffffff;
      padding: 24px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .model-strip-title {
      text-align: center;
      font-size: 0.9rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

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

    .model-pill {
      padding: 6px 14px;
      background: #f4f6fc;
      border: 1px solid #e0e5f2;
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 700;
      color: #333a56;
      transition: var(--transition);
    }

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

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

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

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

    .card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 16px rgba(0,0,0,0.03);
      transition: var(--transition);
    }

    .card:hover {
      border-color: rgba(92, 36, 255, 0.4);
      transform: translateY(-4px);
      box-shadow: var(--vibrant-glow);
    }

    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: linear-gradient(135deg, rgba(92,36,255,0.1), rgba(255,42,122,0.15));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 18px;
      color: var(--primary);
      font-weight: 800;
    }

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

    .card-desc {
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 平台介绍 & 一站式制作 */
    .intro-box {
      background: linear-gradient(145deg, #ffffff 0%, #fbfcfe 100%);
      border: 2px solid #e7edfc;
      border-radius: var(--radius-lg);
      padding: 40px;
      margin-bottom: 36px;
    }

    .intro-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 36px;
      align-items: center;
    }

    .intro-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 24px;
    }

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

    .intro-list li::before {
      content: "✓";
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: #00e599;
      color: #064e3b;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 900;
      flex-shrink: 0;
    }

    /* 场景卡片特色 */
    .scenario-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      overflow: hidden;
      transition: var(--transition);
    }

    .scenario-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--vibrant-gradient);
      opacity: 0;
      transition: var(--transition);
    }

    .scenario-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 28px rgba(92, 36, 255, 0.1);
      border-color: #cbd5e1;
    }

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

    .scenario-badge {
      display: inline-block;
      padding: 3px 10px;
      background: #f0f3fa;
      color: var(--primary);
      border-radius: 6px;
      font-size: 0.75rem;
      font-weight: 700;
      margin-bottom: 10px;
    }

    /* 流程步骤 */
    .workflow-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 16px;
      text-align: center;
      position: relative;
      transition: var(--transition);
    }

    .step-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--vibrant-glow);
    }

    .step-num {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
      margin: 0 auto 16px;
    }

    .step-title {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

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

    /* 案例中心图文 */
    .case-gallery-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-bottom: 30px;
    }

    .case-gallery-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 12px rgba(0,0,0,0.04);
      transition: var(--transition);
    }

    .case-gallery-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 12px 28px rgba(0,0,0,0.1);
    }

    .case-gallery-item .ai-page-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }

    .case-info {
      padding: 16px;
    }

    .case-info h4 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    .case-info p {
      font-size: 0.825rem;
      color: var(--text-muted);
    }

    .material-banners-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 20px;
    }

    .material-banner-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      transition: var(--transition);
    }

    .material-banner-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--vibrant-glow);
    }

    .material-banner-card img {
      width: 100%;
      height: 190px;
      object-fit: cover;
    }

    .material-banner-text {
      padding: 16px;
    }

    .material-banner-text h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 6px;
    }

    /* 对比评测 - 突出 5 星与 9.9 分 */
    .benchmark-card {
      background: #ffffff;
      border: 2px solid #5c24ff;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: 0 15px 40px rgba(92, 36, 255, 0.1);
      margin-bottom: 30px;
    }

    .benchmark-header {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      border-bottom: 2px dashed #e2e8f0;
      padding-bottom: 24px;
      margin-bottom: 28px;
    }

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

    .score-badge {
      background: var(--vibrant-gradient);
      color: #ffffff;
      padding: 12px 24px;
      border-radius: 16px;
      text-align: center;
    }

    .score-badge .score-num {
      font-size: 2.2rem;
      font-weight: 900;
      line-height: 1;
    }

    .score-badge .score-max {
      font-size: 0.85rem;
      opacity: 0.9;
    }

    .score-stars {
      color: #ffb800;
      font-size: 1.5rem;
      margin-bottom: 4px;
    }

    .benchmark-table-wrapper {
      overflow-x: auto;
    }

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

    .benchmark-table th,
    .benchmark-table td {
      padding: 16px 18px;
      border-bottom: 1px solid #edf2f7;
      font-size: 0.95rem;
    }

    .benchmark-table th {
      background: #f8fafc;
      color: #334155;
      font-weight: 700;
    }

    .benchmark-table tr:hover td {
      background: #fdfdfd;
    }

    .tag-highlight {
      display: inline-block;
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 0.85rem;
      font-weight: 700;
      background: rgba(0, 229, 153, 0.15);
      color: #059669;
    }

    .tag-muted {
      color: #94a3b8;
    }

    /* Token 比价卡片 */
    .token-price-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .token-card.featured {
      border: 2px solid var(--secondary);
      box-shadow: 0 10px 30px rgba(255, 42, 122, 0.15);
      transform: scale(1.03);
    }

    .token-card.featured::before {
      content: "极力推荐";
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--secondary);
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 3px 14px;
      border-radius: 20px;
    }

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

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

    .token-features {
      list-style: none;
      margin: 20px 0;
      text-align: left;
      font-size: 0.9rem;
    }

    .token-features li {
      padding: 8px 0;
      border-bottom: 1px dashed #edf2f7;
      color: #475569;
    }

    /* 用户评论 */
    .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: 24px;
      box-shadow: 0 4px 16px rgba(0,0,0,0.03);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--vibrant-glow);
      border-color: var(--primary);
    }

    .review-quote {
      font-size: 0.95rem;
      color: #334155;
      line-height: 1.65;
      margin-bottom: 18px;
    }

    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .user-avatar-initial {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
      flex-shrink: 0;
    }

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

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

    /* 表单与需求匹配 */
    .form-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid var(--border-color);
      box-shadow: 0 15px 40px rgba(0,0,0,0.04);
      max-width: 800px;
      margin: 0 auto;
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-group label {
      display: block;
      font-size: 0.925rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 13px 16px;
      border: 1.5px solid #dce4f0;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--text-main);
      background: #fdfdfe;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(92, 36, 255, 0.12);
      background: #ffffff;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    /* FAQ 折叠面板 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

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

    .faq-item.active {
      border-color: var(--primary);
      box-shadow: 0 6px 20px rgba(92, 36, 255, 0.08);
    }

    .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-icon {
      font-size: 1.3rem;
      font-weight: 400;
      color: var(--primary);
      transition: var(--transition);
    }

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

    .faq-answer {
      padding: 0 24px 20px;
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      display: none;
      border-top: 1px dashed #f1f5f9;
      padding-top: 14px;
    }

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

    /* 文章列表 & AI百科 */
    .news-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 28px;
    }

    .news-list-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }

    .news-link-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 0;
      border-bottom: 1px solid #f1f5f9;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .news-link-item:last-child {
      border-bottom: none;
    }

    .news-link-item:hover {
      color: var(--primary);
      padding-left: 6px;
    }

    /* 加盟代理模块 */
    .agent-banner {
      background: linear-gradient(135deg, #240b5c 0%, #4c1d95 50%, #831843 100%);
      border-radius: var(--radius-lg);
      padding: 48px;
      color: #ffffff;
      box-shadow: 0 20px 45px rgba(36, 11, 92, 0.25);
    }

    .agent-banner h3 {
      font-size: 2rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .agent-banner p {
      font-size: 1.05rem;
      opacity: 0.9;
      max-width: 700px;
      margin-bottom: 28px;
      line-height: 1.7;
    }

    .agent-points {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 32px;
    }

    .agent-point-card {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-md);
      padding: 20px;
      backdrop-filter: blur(8px);
    }

    .agent-point-card h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
      color: #ffb800;
    }

    .agent-point-card p {
      font-size: 0.875rem;
      margin-bottom: 0;
      opacity: 0.85;
    }

    /* 联系我们与页脚 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

    .contact-info-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
    }

    .contact-item {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 18px;
      font-size: 1rem;
      color: var(--text-main);
    }

    .contact-icon-box {
      width: 42px;
      height: 42px;
      border-radius: 10px;
      background: rgba(92, 36, 255, 0.08);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
    }

    .qr-wrap {
      text-align: center;
      margin-top: 20px;
      padding: 20px;
      background: #f8fafc;
      border-radius: var(--radius-md);
    }

    .qr-wrap img {
      max-width: 140px;
      margin: 0 auto 10px;
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    }

    /* 友情链接与页脚 */
    .friend-links-wrap {
      padding: 24px 0;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      margin-top: 40px;
      font-size: 0.9rem;
    }

    .friend-links-title {
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }

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

    .friend-links-list a {
      color: var(--text-muted);
      font-weight: 500;
    }

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

    .site-footer {
      background: #0f1322;
      color: #94a3b8;
      padding: 45px 0 30px;
      font-size: 0.9rem;
      border-top: 1px solid #1e293b;
    }

    .footer-content {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }

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

    .footer-brand {
      font-size: 1.25rem;
      font-weight: 800;
      color: #ffffff;
    }

    .footer-nav {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

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

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

    /* 浮动操作条与客服 */
    .float-actions {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 8px 24px rgba(0,0,0,0.15);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--text-main);
      font-weight: bold;
      transition: var(--transition);
      position: relative;
    }

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

    .qr-popup {
      position: absolute;
      right: 60px;
      bottom: 0;
      width: 160px;
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-md);
      box-shadow: 0 12px 30px rgba(0,0,0,0.2);
      display: none;
      text-align: center;
      font-size: 0.8rem;
      color: #1e293b;
    }

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

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-grid, .intro-grid, .contact-grid, .news-grid {
        grid-template-columns: 1fr;
      }
      .grid-3, .token-price-grid, .reviews-grid, .material-banners-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4, .case-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-steps {
        grid-template-columns: repeat(3, 1fr);
      }
      .agent-points {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-actions {
        display: none;
      }
      .grid-3, .grid-4, .grid-2, .token-price-grid, .reviews-grid, .case-gallery-grid, .material-banners-grid {
        grid-template-columns: 1fr;
      }
      .workflow-steps {
        grid-template-columns: 1fr;
      }
      .hero-content h1 {
        font-size: 1.85rem;
      }
      .section-title {
        font-size: 1.65rem;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .intro-list {
        grid-template-columns: 1fr;
      }
    }