:root {
      --bg-main: #f8fafc;
      --bg-surface: #ffffff;
      --bg-card: rgba(255, 255, 255, 0.95);
      --text-main: #0f172a;
      --text-muted: #475569;
      --neon-cyan: #06b6d4;
      --neon-purple: #8b5cf6;
      --neon-pink: #ec4899;
      --neon-amber: #f59e0b;
      --neon-blue: #3b82f6;
      --neon-grad: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 50%, #ec4899 100%);
      --neon-glow: 0 8px 30px rgba(139, 92, 246, 0.15);
      --border-subtle: rgba(139, 92, 246, 0.16);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
    }
    *, *::before, *::after {
      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-main);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(at 0% 0%, rgba(6, 182, 212, 0.07) 0px, transparent 50%),
        radial-gradient(at 100% 10%, rgba(236, 72, 153, 0.06) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(139, 92, 246, 0.05) 0px, transparent 60%),
        radial-gradient(at 100% 100%, rgba(6, 182, 212, 0.07) 0px, transparent 50%);
      background-attachment: fixed;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
      width: 100%;
    }
    .sec-wrap {
      padding: 90px 0;
      position: relative;
    }
    .sec-header {
      text-align: center;
      margin-bottom: 50px;
    }
    .sec-tag {
      display: inline-block;
      font-size: 0.825rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: #7c3aed;
      background: rgba(139, 92, 246, 0.12);
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 12px;
      border: 1px solid rgba(139, 92, 246, 0.25);
    }
    .sec-title {
      font-size: 2.25rem;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.5px;
      margin-bottom: 12px;
    }
    .sec-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
    }

    /* 顶部导航 */
    .site-nav-outer {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(139, 92, 246, 0.15);
      transition: all 0.3s;
    }
    .nav-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo-box {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-box .ai-page-logo {
      height: 42px;
      width: auto;
      max-width: 100%;
      display: block;
    }
    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: #0f172a;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .brand-title span {
      background: var(--neon-grad);
      -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: 0.925rem;
      font-weight: 600;
      color: #334155;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      display: block;
    }
    .nav-links li a:hover {
      color: #7c3aed;
      background: rgba(139, 92, 246, 0.08);
    }
    .nav-action-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-neon-primary {
      background: var(--neon-grad);
      color: #ffffff !important;
      font-weight: 700;
      font-size: 0.95rem;
      padding: 10px 22px;
      border-radius: 999px;
      box-shadow: 0 4px 18px rgba(139, 92, 246, 0.35);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: none;
      cursor: pointer;
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .btn-neon-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(236, 72, 153, 0.4);
    }
    .btn-outline-neon {
      background: #ffffff;
      color: #7c3aed;
      font-weight: 700;
      font-size: 0.95rem;
      padding: 9px 20px;
      border-radius: 999px;
      border: 1.5px solid #8b5cf6;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.2s;
    }
    .btn-outline-neon:hover {
      background: rgba(139, 92, 246, 0.06);
      transform: translateY(-2px);
    }
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: #0f172a;
      cursor: pointer;
      padding: 4px;
    }

    /* 首屏 Hero (无任何图片) */
    .hero-sec {
      padding: 80px 0 90px;
      text-align: center;
      position: relative;
    }
    .hero-glow-blob {
      position: absolute;
      width: 500px;
      height: 500px;
      top: 10%;
      left: 50%;
      transform: translateX(-50%);
      background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(6, 182, 212, 0.1) 40%, transparent 70%);
      filter: blur(40px);
      pointer-events: none;
      z-index: 0;
    }
    .hero-content {
      position: relative;
      z-index: 1;
      max-width: 860px;
      margin: 0 auto;
    }
    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border-radius: 999px;
      border: 1px solid rgba(139, 92, 246, 0.3);
      box-shadow: 0 4px 15px rgba(139, 92, 246, 0.08);
      font-size: 0.85rem;
      font-weight: 700;
      color: #6d28d9;
      margin-bottom: 24px;
    }
    .hero-badge-pill::before {
      content: "";
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #06b6d4;
      box-shadow: 0 0 10px #06b6d4;
    }
    .hero-main-h1 {
      font-size: 2.85rem;
      line-height: 1.25;
      font-weight: 900;
      color: #0f172a;
      letter-spacing: -1px;
      margin-bottom: 22px;
    }
    .hero-main-h1 .neon-text {
      background: linear-gradient(135deg, #0284c7 0%, #7c3aed 50%, #db2777 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }
    .hero-subtitle {
      font-size: 1.18rem;
      color: #475569;
      line-height: 1.7;
      margin-bottom: 36px;
      max-width: 740px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-cta-group {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 40px;
    }
    .hero-cta-primary {
      font-size: 1.05rem;
      padding: 14px 34px;
      border-radius: 999px;
      background: var(--neon-grad);
      color: #ffffff !important;
      font-weight: 800;
      box-shadow: 0 8px 25px rgba(236, 72, 153, 0.35);
      transition: all 0.25s;
    }
    .hero-cta-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 30px rgba(139, 92, 246, 0.45);
    }
    .hero-cta-secondary {
      font-size: 1.05rem;
      padding: 14px 28px;
      border-radius: 999px;
      background: #ffffff;
      border: 2px solid #8b5cf6;
      color: #6d28d9;
      font-weight: 700;
      transition: all 0.25s;
    }
    .hero-cta-secondary:hover {
      background: rgba(139, 92, 246, 0.06);
      transform: translateY(-2px);
    }
    .hero-feature-tags {
      display: flex;
      justify-content: center;
      gap: 12px;
      flex-wrap: wrap;
    }
    .hero-feature-tag-item {
      font-size: 0.85rem;
      color: #475569;
      background: rgba(255, 255, 255, 0.85);
      border: 1px solid rgba(226, 232, 240, 0.8);
      padding: 6px 14px;
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 指标数据卡片 */
    .metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
    }
    .metric-card {
      background: #ffffff;
      padding: 24px 20px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(139, 92, 246, 0.15);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
      position: relative;
      overflow: hidden;
      transition: transform 0.25s, box-shadow 0.25s;
    }
    .metric-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: var(--neon-grad);
    }
    .metric-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 10px 25px rgba(139, 92, 246, 0.12);
    }
    .metric-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .metric-num small {
      font-size: 1.1rem;
      color: #7c3aed;
      margin-left: 2px;
    }
    .metric-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台介绍 */
    .about-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(139, 92, 246, 0.2);
      padding: 40px;
      box-shadow: var(--neon-glow);
    }
    .about-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }
    .about-lead {
      font-size: 1.1rem;
      color: #334155;
      margin-bottom: 20px;
      line-height: 1.8;
    }
    .about-points-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 24px;
    }
    .about-point-item {
      background: rgba(248, 250, 252, 0.8);
      border: 1px solid #e2e8f0;
      padding: 14px;
      border-radius: var(--radius-sm);
    }
    .about-point-item h3 {
      font-size: 0.95rem;
      color: #0f172a;
      margin-bottom: 4px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .about-point-item h3::before {
      content: "✦";
      color: #06b6d4;
      font-size: 0.8rem;
    }
    .about-point-item p {
      font-size: 0.825rem;
      color: #64748b;
      line-height: 1.5;
    }
    .model-pills-wrap {
      background: rgba(241, 245, 249, 0.6);
      border: 1px dashed rgba(139, 92, 246, 0.3);
      padding: 24px;
      border-radius: var(--radius-md);
    }
    .model-pills-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 14px;
    }
    .model-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .model-chip {
      background: #ffffff;
      border: 1px solid rgba(139, 92, 246, 0.2);
      color: #475569;
      font-size: 0.8rem;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 6px;
      transition: all 0.2s;
    }
    .model-chip:hover {
      border-color: #8b5cf6;
      color: #7c3aed;
      background: rgba(139, 92, 246, 0.05);
    }

    /* 一站式创作能力卡片 (高密度业务场景) */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .scenario-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid rgba(226, 232, 240, 0.9);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .scenario-card:hover {
      transform: translateY(-4px);
      border-color: rgba(139, 92, 246, 0.35);
      box-shadow: 0 12px 28px rgba(139, 92, 246, 0.1);
    }
    .scenario-top {
      margin-bottom: 16px;
    }
    .scenario-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 4px;
      margin-bottom: 10px;
      background: rgba(6, 182, 212, 0.1);
      color: #0891b2;
      border: 1px solid rgba(6, 182, 212, 0.2);
    }
    .scenario-badge.hot {
      background: rgba(236, 72, 153, 0.1);
      color: #db2777;
      border-color: rgba(236, 72, 153, 0.2);
    }
    .scenario-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .scenario-desc {
      font-size: 0.88rem;
      color: #475569;
      line-height: 1.6;
    }
    .scenario-foot {
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
      margin-top: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.825rem;
      color: #64748b;
    }
    .scenario-foot a {
      color: #7c3aed;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .scenario-foot a:hover {
      color: #db2777;
    }

    /* 行业方案展示 (配合图文资源) */
    .solution-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .solution-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid #e2e8f0;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
      display: flex;
      flex-direction: column;
    }
    .solution-img-holder {
      width: 100%;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: #f1f5f9;
    }
    .solution-img-holder.square {
      aspect-ratio: 1 / 1;
      max-height: 240px;
    }
    .solution-img-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }
    .solution-card:hover .solution-img-holder img {
      transform: scale(1.04);
    }
    .solution-info {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .solution-info h3 {
      font-size: 1.1rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .solution-info p {
      font-size: 0.88rem;
      color: #64748b;
      line-height: 1.6;
    }

    /* 对比评测板块 */
    .rating-highlight-box {
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.06), rgba(139, 92, 246, 0.08));
      border: 1px solid rgba(139, 92, 246, 0.25);
      border-radius: var(--radius-lg);
      padding: 30px;
      margin-bottom: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }
    .rating-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      letter-spacing: 2px;
      margin-bottom: 4px;
    }
    .rating-score-num {
      font-size: 2.4rem;
      font-weight: 900;
      color: #0f172a;
      line-height: 1;
    }
    .rating-score-num span {
      font-size: 1.2rem;
      color: #64748b;
      font-weight: 600;
    }
    .eval-table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
    }
    .eval-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.9rem;
    }
    .eval-table th, .eval-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
    }
    .eval-table th {
      background: #f8fafc;
      font-weight: 700;
      color: #1e293b;
    }
    .eval-table tr:hover {
      background: rgba(139, 92, 246, 0.02);
    }
    .eval-table .highlight-col {
      background: rgba(139, 92, 246, 0.04);
      font-weight: 600;
      color: #6d28d9;
    }
    .badge-check {
      color: #10b981;
      font-weight: 700;
    }
    .badge-cross {
      color: #94a3b8;
    }

    /* 标准流程时间线 */
    .flow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .flow-step-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      transition: all 0.25s;
    }
    .flow-step-item:hover {
      border-color: #8b5cf6;
      box-shadow: 0 8px 24px rgba(139, 92, 246, 0.1);
    }
    .step-badge {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--neon-grad);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      margin-bottom: 16px;
      font-size: 1rem;
    }
    .flow-step-item h3 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: #0f172a;
    }
    .flow-step-item p {
      font-size: 0.85rem;
      color: #64748b;
      line-height: 1.6;
    }

    /* Token 比价看板 */
    .token-table-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(139, 92, 246, 0.2);
      padding: 30px;
      box-shadow: var(--neon-glow);
    }
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 24px;
    }
    .token-card {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 20px;
      transition: all 0.25s;
    }
    .token-card:hover {
      border-color: #06b6d4;
      background: #ffffff;
      box-shadow: 0 6px 20px rgba(6, 182, 212, 0.1);
    }
    .token-card h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #0f172a;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
    }
    .token-card .price-tag {
      font-size: 1.25rem;
      font-weight: 800;
      color: #0891b2;
    }
    .token-card .price-tag small {
      font-size: 0.75rem;
      color: #64748b;
      font-weight: 400;
    }
    .token-card p {
      font-size: 0.825rem;
      color: #64748b;
      line-height: 1.5;
      margin-bottom: 12px;
    }
    .token-card .official-vs {
      font-size: 0.78rem;
      background: rgba(236, 72, 153, 0.08);
      color: #db2777;
      padding: 4px 8px;
      border-radius: 4px;
      display: inline-block;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-quote {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.7;
      margin-bottom: 18px;
      position: relative;
    }
    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }
    .review-avatar-char {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--neon-grad);
      color: #ffffff;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
    }
    .review-user-name {
      font-size: 0.92rem;
      font-weight: 700;
      color: #0f172a;
    }
    .review-user-role {
      font-size: 0.8rem;
      color: #64748b;
    }

    /* FAQ 折叠面板 */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color 0.2s;
    }
    .faq-item.active {
      border-color: #8b5cf6;
      box-shadow: 0 4px 18px rgba(139, 92, 246, 0.08);
    }
    .faq-question {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: #0f172a;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-question::after {
      content: "+";
      font-size: 1.3rem;
      font-weight: 400;
      color: #7c3aed;
      transition: transform 0.25s ease;
    }
    .faq-item.active .faq-question::after {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fafafa;
      color: #475569;
      font-size: 0.9rem;
      line-height: 1.7;
      padding: 0 24px;
    }
    .faq-item.active .faq-answer {
      max-height: 280px;
      padding: 16px 24px 20px;
      border-top: 1px solid #f1f5f9;
    }

    /* 表单与需求匹配 */
    .contact-card-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(139, 92, 246, 0.2);
      box-shadow: var(--neon-glow);
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1fr;
    }
    .contact-form-side {
      padding: 40px;
    }
    .contact-info-side {
      background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
      padding: 40px;
      border-left: 1px solid #e2e8f0;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 0.88rem;
      font-weight: 600;
      color: #1e293b;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      border: 1.5px solid #cbd5e1;
      font-size: 0.92rem;
      color: #0f172a;
      outline: none;
      transition: border-color 0.2s, box-shadow 0.2s;
      background: #ffffff;
    }
    .form-control:focus {
      border-color: #8b5cf6;
      box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }
    .qr-box-wrap {
      display: flex;
      align-items: center;
      gap: 20px;
      background: #ffffff;
      padding: 16px;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
      margin-top: 20px;
    }
    .qr-box-wrap img {
      width: 90px;
      height: 90px;
      object-fit: cover;
      border-radius: 6px;
      border: 1px solid #e2e8f0;
    }
    .qr-desc h4 {
      font-size: 0.95rem;
      color: #0f172a;
      margin-bottom: 4px;
    }
    .qr-desc p {
      font-size: 0.825rem;
      color: #64748b;
      line-height: 1.5;
    }

    /* 行业资讯与文章 */
    .article-links-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 24px;
    }
    .article-item-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      transition: all 0.2s;
    }
    .article-item-card:hover {
      border-color: #06b6d4;
      box-shadow: 0 4px 14px rgba(6, 182, 212, 0.08);
      transform: translateX(4px);
    }
    .article-title-text {
      font-size: 0.92rem;
      font-weight: 600;
      color: #1e293b;
    }
    .article-item-card a {
      color: #7c3aed;
      font-size: 0.85rem;
      font-weight: 700;
      white-space: nowrap;
    }

    /* 案例中心横幅素材图 */
    .banner-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-top: 30px;
    }
    .banner-item {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
      background: #f1f5f9;
      border: 1px solid #e2e8f0;
    }
    .banner-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s;
    }
    .banner-item:hover img {
      transform: scale(1.03);
    }

    /* 页脚与友情链接 */
    .site-footer {
      background: #0f172a;
      color: #cbd5e1;
      padding: 70px 0 30px;
      border-top: 1px solid #1e293b;
    }
    .footer-main-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-col h3 {
      font-size: 1.05rem;
      color: #ffffff;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-col p {
      font-size: 0.88rem;
      color: #94a3b8;
      line-height: 1.7;
      margin-bottom: 14px;
    }
    .footer-col ul {
      list-style: none;
    }
    .footer-col ul li {
      margin-bottom: 10px;
    }
    .footer-col ul li a {
      color: #94a3b8;
      font-size: 0.88rem;
    }
    .footer-col ul li a:hover {
      color: #38bdf8;
    }
    .footer-bottom-bar {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: #64748b;
    }
    .friend-links-strip {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }
    .friend-links-strip a {
      color: #94a3b8;
      font-size: 0.82rem;
    }
    .friend-links-strip a:hover {
      color: #ec4899;
    }

    /* 悬浮客服面板 */
    .float-dock {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .float-dock-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid rgba(139, 92, 246, 0.3);
      box-shadow: 0 4px 18px rgba(0, 0, 0, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: #7c3aed;
      font-weight: 700;
      transition: all 0.2s;
      position: relative;
    }
    .float-dock-btn:hover {
      background: var(--neon-grad);
      color: #ffffff;
      transform: scale(1.08);
    }
    .float-dock-qr {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 10px;
      border-radius: var(--radius-md);
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
      border: 1px solid #e2e8f0;
      display: none;
      width: 130px;
      text-align: center;
    }
    .float-dock-qr img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: 4px;
      margin-bottom: 6px;
    }
    .float-dock-qr span {
      font-size: 0.75rem;
      color: #334155;
      font-weight: 600;
    }
    .float-dock-btn:hover .float-dock-qr {
      display: block;
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .metric-grid { grid-template-columns: repeat(2, 1fr); }
      .scenario-grid { grid-template-columns: repeat(2, 1fr); }
      .solution-grid { grid-template-columns: repeat(2, 1fr); }
      .flow-steps { grid-template-columns: repeat(2, 1fr); }
      .token-grid { grid-template-columns: 1fr; }
      .reviews-grid { grid-template-columns: 1fr; }
      .contact-card-box { grid-template-columns: 1fr; }
      .contact-info-side { border-left: none; border-top: 1px solid #e2e8f0; }
      .footer-main-grid { grid-template-columns: 1fr 1fr; }
      .about-grid { grid-template-columns: 1fr; }
      .hero-main-h1 { font-size: 2.2rem; }
    }
    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid #e2e8f0;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
      }
      .nav-links.active {
        display: flex;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .metric-grid { grid-template-columns: 1fr; }
      .scenario-grid { grid-template-columns: 1fr; }
      .solution-grid { grid-template-columns: 1fr; }
      .flow-steps { grid-template-columns: 1fr; }
      .article-links-grid { grid-template-columns: 1fr; }
      .banner-row { grid-template-columns: 1fr; }
      .footer-main-grid { grid-template-columns: 1fr; }
      .hero-sec { padding: 50px 0 60px; }
      .hero-main-h1 { font-size: 1.85rem; }
    }