:root {
      --bg-main: #f8fafc;
      --bg-white: #ffffff;
      --bg-card: #ffffff;
      --bg-soft: #f1f5f9;
      --text-dark: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --color-primary: #0284c7;
      --color-accent-orange: #ff5722;
      --color-accent-lime: #10b981;
      --color-accent-purple: #7c3aed;
      --color-accent-yellow: #f59e0b;
      --border-color: #e2e8f0;
      --border-vibrant: #cbd5e1;
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
      --shadow-hover: 0 20px 30px -10px rgba(2, 132, 199, 0.15), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      background-color: var(--bg-main);
      color: var(--text-dark);
    }

    body {
      font-family: var(--font-family);
      line-height: 1.6;
      background: linear-gradient(180deg, #f8fafc 0%, #edf2f7 100%);
      color: var(--text-dark);
      min-height: 100vh;
      overflow-x: hidden;
    }

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

    /* 容器体系统一 */
    .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, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 2px solid #e2e8f0;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }

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

    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .brand-wrap .logo-box {
      width: 130px;
      display: flex;
      align-items: center;
    }

    .brand-tag {
      background: #0284c7;
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 4px;
      letter-spacing: 0.5px;
    }

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

    .nav-links li a {
      display: inline-block;
      padding: 10px 14px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-dark);
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--color-primary);
      background-color: #e0f2fe;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      border: 2px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      background-color: var(--color-accent-orange);
      color: #ffffff;
      box-shadow: 0 4px 12px rgba(255, 87, 34, 0.25);
    }

    .btn-primary:hover {
      background-color: #ea4512;
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(255, 87, 34, 0.35);
    }

    .btn-secondary {
      background-color: #e0f2fe;
      color: var(--color-primary);
      border-color: #bae6fd;
    }

    .btn-secondary:hover {
      background-color: #bae6fd;
      color: #0369a1;
    }

    .btn-contrast {
      background-color: var(--color-accent-purple);
      color: #fff;
    }

    .btn-contrast:hover {
      background-color: #6d28d9;
      transform: translateY(-2px);
    }

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

    .menu-toggle svg {
      width: 28px;
      height: 28px;
      fill: var(--text-dark);
    }

    /* 模块通用样式与撞色风格 */
    .section-wrap {
      padding: 70px 0;
      position: relative;
    }

    .section-head {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 46px;
    }

    .badge-pill {
      display: inline-block;
      background: #fed7aa;
      color: #c2410c;
      font-size: 13px;
      font-weight: 800;
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      border: 1px solid #fdba74;
    }

    .badge-pill.blue {
      background: #e0f2fe;
      color: #0369a1;
      border-color: #bae6fd;
    }

    .badge-pill.purple {
      background: #f3e8ff;
      color: #7e22ce;
      border-color: #e9d5ff;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-dark);
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Hero 首屏 - 严禁出现图片，采用高对比撞色纯色块与几何排版 */
    .hero-section {
      padding: 70px 0 60px;
      background: linear-gradient(135deg, #eff6ff 0%, #fff7ed 50%, #f5f3ff 100%);
      border-bottom: 3px solid #cbd5e1;
      position: relative;
    }

    .hero-content {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero-h1 {
      font-size: 40px;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.8px;
    }

    .hero-h1 .highlight-orange {
      color: #ea580c;
      background: #ffedd5;
      padding: 0 8px;
      border-radius: 6px;
      display: inline-block;
    }

    .hero-h1 .highlight-blue {
      color: #0284c7;
      background: #e0f2fe;
      padding: 0 8px;
      border-radius: 6px;
      display: inline-block;
    }

    .hero-subtitle {
      font-size: 18px;
      color: #334155;
      line-height: 1.6;
      margin-bottom: 32px;
      font-weight: 500;
    }

    .hero-cta-group {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 44px;
    }

    .btn-hero-official {
      background: #ff5722;
      color: #ffffff;
      font-size: 18px;
      padding: 14px 34px;
      border-radius: 10px;
      box-shadow: 0 6px 18px rgba(255, 87, 34, 0.35);
      border: 2px solid #e64a19;
    }

    .btn-hero-official:hover {
      background: #e64a19;
      transform: translateY(-3px);
      box-shadow: 0 10px 24px rgba(255, 87, 34, 0.45);
    }

    .btn-hero-secondary {
      background: #0284c7;
      color: #ffffff;
      font-size: 18px;
      padding: 14px 30px;
      border-radius: 10px;
      border: 2px solid #0369a1;
    }

    .btn-hero-secondary:hover {
      background: #0369a1;
      transform: translateY(-3px);
    }

    /* 纯 CSS 首屏特色数据指标卡片 */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 10px;
    }

    .hero-stat-card {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 20px 14px;
      text-align: center;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
    }

    .hero-stat-card:hover {
      border-color: #0284c7;
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .hero-stat-card.accent-1 { border-top: 5px solid #ff5722; }
    .hero-stat-card.accent-2 { border-top: 5px solid #0284c7; }
    .hero-stat-card.accent-3 { border-top: 5px solid #7c3aed; }
    .hero-stat-card.accent-4 { border-top: 5px solid #10b981; }

    .stat-number {
      font-size: 26px;
      font-weight: 900;
      color: #0f172a;
      display: block;
      margin-bottom: 4px;
    }

    .stat-label {
      font-size: 13px;
      color: #475569;
      font-weight: 600;
    }

    /* 模型矩阵跑马灯标签 */
    .model-tags-bar {
      margin-top: 36px;
      padding: 16px;
      background: #ffffff;
      border-radius: 12px;
      border: 2px dashed #cbd5e1;
    }

    .model-tags-title {
      font-size: 14px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 10px;
      text-transform: uppercase;
    }

    .model-tags-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
    }

    .model-tag {
      background: #f1f5f9;
      color: #1e293b;
      font-size: 12px;
      font-weight: 700;
      padding: 5px 12px;
      border-radius: 6px;
      border: 1px solid #e2e8f0;
      transition: var(--transition);
    }

    .model-tag:hover {
      background: #0284c7;
      color: #fff;
      border-color: #0284c7;
    }

    /* 平台介绍板块 */
    .about-box {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .about-info-title {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 16px;
      line-height: 1.4;
    }

    .about-info-p {
      font-size: 15px;
      color: #334155;
      margin-bottom: 14px;
      line-height: 1.7;
    }

    .about-highlights {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 24px;
    }

    .about-hi-item {
      background: #f8fafc;
      border-left: 4px solid #ff5722;
      padding: 12px 14px;
      border-radius: 0 8px 8px 0;
    }

    .about-hi-item:nth-child(2) { border-left-color: #0284c7; }
    .about-hi-item:nth-child(3) { border-left-color: #7c3aed; }
    .about-hi-item:nth-child(4) { border-left-color: #10b981; }

    .about-hi-title {
      font-size: 14px;
      font-weight: 700;
      color: #0f172a;
    }

    .about-hi-desc {
      font-size: 12px;
      color: #64748b;
    }

    .about-media-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 2px solid #e2e8f0;
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .about-media-box img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.4s ease;
    }

    .about-media-box:hover img {
      transform: scale(1.03);
    }

    /* 服务能力卡片 (AIGC服务 & 一站式制作) */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .service-card {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .service-card:hover {
      border-color: #0284c7;
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }

    .service-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
    }

    .bg-c-blue { background: #0284c7; }
    .bg-c-orange { background: #ff5722; }
    .bg-c-purple { background: #7c3aed; }
    .bg-c-emerald { background: #059669; }
    .bg-c-yellow { background: #d97706; }
    .bg-c-pink { background: #db2777; }

    .service-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 14px;
      color: #475569;
      line-height: 1.6;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .service-card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid #f1f5f9;
      padding-top: 12px;
      font-size: 12px;
      font-weight: 700;
      color: var(--color-primary);
    }

    /* 行业方案展示板块 */
    .solutions-tabs-content {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .solution-item {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      border-left: 6px solid #0284c7;
      transition: var(--transition);
    }

    .solution-item:hover {
      box-shadow: var(--shadow-md);
      border-left-color: #ff5722;
      transform: translateX(4px);
    }

    .solution-title {
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .solution-text {
      font-size: 14px;
      color: #475569;
      line-height: 1.6;
    }

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

    .flow-step-card {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px 18px;
      position: relative;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }

    .flow-step-badge {
      width: 36px;
      height: 36px;
      line-height: 36px;
      background: #0284c7;
      color: #ffffff;
      font-weight: 800;
      border-radius: 50%;
      margin: 0 auto 14px;
      font-size: 15px;
    }

    .flow-step-card:nth-child(2) .flow-step-badge { background: #ff5722; }
    .flow-step-card:nth-child(3) .flow-step-badge { background: #7c3aed; }
    .flow-step-card:nth-child(4) .flow-step-badge { background: #10b981; }

    .flow-step-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .flow-step-desc {
      font-size: 13px;
      color: #64748b;
      line-height: 1.5;
    }

    /* 案例中心展示 */
    .case-gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-gallery-item {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .case-gallery-item:hover {
      border-color: #ff5722;
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #f1f5f9;
      overflow: hidden;
    }

    .case-img-wrap.square {
      aspect-ratio: 1 / 1;
    }

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

    .case-gallery-item:hover .case-img-wrap img {
      transform: scale(1.05);
    }

    .case-info {
      padding: 18px;
    }

    .case-category {
      font-size: 12px;
      font-weight: 800;
      color: #ff5722;
      text-transform: uppercase;
      margin-bottom: 4px;
      display: block;
    }

    .case-h3 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 6px;
    }

    .case-p {
      font-size: 13px;
      color: #64748b;
      line-height: 1.5;
    }

    /* 对比评测板块 - 核心重点 */
    .compare-container {
      background: #ffffff;
      border: 3px solid #0284c7;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: 0 12px 30px rgba(2, 132, 199, 0.12);
    }

    .compare-score-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      background: linear-gradient(135deg, #0284c7 0%, #1e40af 100%);
      color: #ffffff;
      padding: 24px 30px;
      border-radius: 12px;
      margin-bottom: 28px;
      gap: 16px;
    }

    .compare-score-left h3 {
      font-size: 22px;
      font-weight: 800;
      margin-bottom: 4px;
    }

    .compare-score-left p {
      font-size: 14px;
      color: #e0f2fe;
    }

    .compare-rating-box {
      text-align: right;
    }

    .stars-badge {
      color: #fbbf24;
      font-size: 20px;
      letter-spacing: 2px;
      margin-bottom: 2px;
    }

    .rating-num {
      font-size: 32px;
      font-weight: 900;
      color: #ffffff;
    }

    .rating-num span {
      font-size: 18px;
      font-weight: 600;
      color: #bae6fd;
    }

    .compare-table-responsive {
      width: 100%;
      overflow-x: auto;
      border-radius: 10px;
      border: 1px solid #e2e8f0;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
      font-size: 14px;
    }

    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #e2e8f0;
    }

    .compare-table th {
      background: #f8fafc;
      color: #0f172a;
      font-weight: 800;
      font-size: 15px;
    }

    .compare-table th.highlight-col,
    .compare-table td.highlight-col {
      background: #eff6ff;
      color: #0369a1;
      font-weight: 700;
      border-left: 2px solid #bfdbfe;
      border-right: 2px solid #bfdbfe;
    }

    .compare-table tr:hover td {
      background-color: #f1f5f9;
    }

    .compare-table tr:hover td.highlight-col {
      background-color: #dbeafe;
    }

    .tag-strong {
      display: inline-block;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 12px;
      font-weight: 800;
      background: #dcfce7;
      color: #15803d;
    }

    /* Token 比价板块 */
    .token-price-box {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 24px;
    }

    .token-card {
      background: #f8fafc;
      border: 2px solid #cbd5e1;
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      transition: var(--transition);
      position: relative;
    }

    .token-card.featured {
      border-color: #ff5722;
      background: #fff;
      box-shadow: 0 8px 24px rgba(255, 87, 34, 0.12);
    }

    .token-ribbon {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: #ff5722;
      color: #ffffff;
      font-size: 11px;
      font-weight: 800;
      padding: 2px 10px;
      border-radius: 12px;
      white-space: nowrap;
    }

    .token-name {
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .token-price {
      font-size: 28px;
      font-weight: 900;
      color: #0284c7;
      margin-bottom: 6px;
    }

    .token-price span {
      font-size: 13px;
      color: #64748b;
      font-weight: 500;
    }

    .token-desc {
      font-size: 13px;
      color: #475569;
      line-height: 1.6;
      margin-bottom: 16px;
    }

    /* 加盟代理与被动收益板块 */
    .agent-box {
      background: linear-gradient(135deg, #fef3c7 0%, #ffedd5 100%);
      border: 2px solid #f59e0b;
      border-radius: var(--radius-lg);
      padding: 36px;
      color: #0f172a;
    }

    .agent-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      align-items: center;
    }

    .agent-text h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 12px;
      color: #78350f;
    }

    .agent-text p {
      font-size: 15px;
      color: #92400e;
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .agent-features-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .agent-features-list li {
      background: rgba(255, 255, 255, 0.8);
      padding: 10px 14px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 700;
      color: #78350f;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    /* 客户真实评价 6 条 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .review-card {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-card:hover {
      border-color: #0284c7;
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .review-stars {
      color: #f59e0b;
      font-size: 16px;
      margin-bottom: 12px;
      letter-spacing: 1px;
    }

    .review-text {
      font-size: 14px;
      color: #334155;
      line-height: 1.65;
      margin-bottom: 16px;
      flex-grow: 1;
    }

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

    .author-avatar-text {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: #0284c7;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
    }

    .author-avatar-text.c-orange { background: #ff5722; }
    .author-avatar-text.c-purple { background: #7c3aed; }
    .author-avatar-text.c-emerald { background: #10b981; }

    .author-info h4 {
      font-size: 14px;
      font-weight: 700;
      color: #0f172a;
    }

    .author-info span {
      font-size: 12px;
      color: #64748b;
    }

    /* FAQ 手风琴面板 */
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: #0284c7;
    }

    .faq-question {
      width: 100%;
      padding: 16px 20px;
      background: none;
      border: none;
      text-align: left;
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .faq-icon-arrow {
      transition: transform 0.3s ease;
      font-size: 18px;
      color: #64748b;
    }

    .faq-item.active .faq-icon-arrow {
      transform: rotate(180deg);
      color: #0284c7;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      padding: 0 20px;
      background-color: #f8fafc;
      font-size: 14px;
      color: #475569;
      line-height: 1.7;
    }

    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 14px 20px 18px;
      border-top: 1px solid #e2e8f0;
    }

    /* 资讯与最新文章 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .article-item {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .article-item:hover {
      border-color: #0284c7;
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }

    .article-item h4 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .article-item p {
      font-size: 13px;
      color: #64748b;
      margin-bottom: 12px;
      line-height: 1.5;
    }

    .article-link-tag {
      font-size: 13px;
      font-weight: 700;
      color: #0284c7;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .article-link-tag:hover {
      color: #ff5722;
    }

    /* 需求匹配表单与联系方式 */
    .contact-container {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 36px;
    }

    .contact-info-panel h3 {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 16px;
    }

    .contact-info-list {
      list-style: none;
      margin-bottom: 24px;
    }

    .contact-info-list li {
      margin-bottom: 12px;
      font-size: 14px;
      color: #334155;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .contact-info-list li strong {
      color: #0f172a;
      width: 80px;
      display: inline-block;
    }

    .qr-container {
      display: flex;
      gap: 20px;
      align-items: center;
      padding: 16px;
      background: #f8fafc;
      border: 2px dashed #cbd5e1;
      border-radius: var(--radius-sm);
    }

    .qr-img-box {
      width: 100px;
      height: 100px;
      background: #fff;
      padding: 4px;
      border: 1px solid #e2e8f0;
      border-radius: 6px;
      overflow: hidden;
      flex-shrink: 0;
    }

    .qr-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .qr-desc h4 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 4px;
    }

    .qr-desc p {
      font-size: 12px;
      color: #64748b;
      line-height: 1.5;
    }

    /* 需求表单 */
    .form-box {
      background: #f8fafc;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
    }

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

    .form-label {
      display: block;
      font-size: 13px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 2px solid #cbd5e1;
      border-radius: 6px;
      font-size: 14px;
      color: #0f172a;
      background: #ffffff;
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      border-color: #0284c7;
      box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }

    /* 友情链接与横幅展示 */
    .banner-tri-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-bottom: 40px;
    }

    .banner-tri-item {
      border-radius: var(--radius-sm);
      overflow: hidden;
      border: 2px solid #e2e8f0;
      background: #fff;
    }

    .banner-tri-item img {
      width: 100%;
      height: auto;
      display: block;
    }

    .friendly-links-block {
      background: #ffffff;
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 20px 24px;
      margin-top: 30px;
    }

    .friendly-links-title {
      font-size: 14px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 12px;
      text-transform: uppercase;
    }

    .friendly-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .friendly-links-list a {
      font-size: 13px;
      color: #475569;
      background: #f1f5f9;
      padding: 5px 12px;
      border-radius: 6px;
      border: 1px solid #e2e8f0;
    }

    .friendly-links-list a:hover {
      background: #0284c7;
      color: #ffffff;
      border-color: #0284c7;
    }

    /* 页脚 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      border-top: 4px solid #ff5722;
      padding: 44px 0 24px;
      margin-top: 40px;
    }

    .footer-inner {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .footer-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      border-bottom: 1px solid #1e293b;
      padding-bottom: 24px;
    }

    .footer-brand h4 {
      color: #ffffff;
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 4px;
    }

    .footer-brand p {
      font-size: 13px;
      color: #94a3b8;
    }

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

    .footer-nav a {
      color: #cbd5e1;
      font-size: 13px;
      font-weight: 600;
    }

    .footer-nav a:hover {
      color: #ff5722;
    }

    .footer-bottom {
      text-align: center;
      font-size: 13px;
      color: #64748b;
    }

    /* 浮动操作栏与返回顶部 */
    .floating-bar {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 999;
    }

    .float-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #ffffff;
      border: 2px solid #0284c7;
      color: #0284c7;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
      font-size: 18px;
      font-weight: 800;
    }

    .float-btn:hover {
      background: #0284c7;
      color: #ffffff;
      transform: scale(1.08);
    }

    .float-btn.btn-qr {
      border-color: #ff5722;
      color: #ff5722;
    }

    .float-btn.btn-qr:hover {
      background: #ff5722;
      color: #ffffff;
    }

    /* 响应式样式 */
    @media (max-width: 992px) {
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-grid {
        grid-template-columns: 1fr;
      }
      .services-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .solutions-tabs-content {
        grid-template-columns: 1fr;
      }
      .flow-steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .token-grid {
        grid-template-columns: 1fr;
      }
      .agent-grid {
        grid-template-columns: 1fr;
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .contact-grid {
        grid-template-columns: 1fr;
      }
      .banner-tri-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 2px solid #e2e8f0;
        flex-direction: column;
        padding: 16px 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 12px 10px;
        border-bottom: 1px solid #f1f5f9;
      }
      .hero-h1 {
        font-size: 28px;
      }
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .services-grid {
        grid-template-columns: 1fr;
      }
      .flow-steps-grid {
        grid-template-columns: 1fr;
      }
      .case-gallery-grid {
        grid-template-columns: 1fr;
      }
      .reviews-grid {
        grid-template-columns: 1fr;
      }
      .articles-grid {
        grid-template-columns: 1fr;
      }
      .compare-score-header {
        flex-direction: column;
        align-items: flex-start;
      }
      .compare-rating-box {
        text-align: left;
      }
      .agent-features-list {
        grid-template-columns: 1fr;
      }
      .floating-bar {
        right: 12px;
        bottom: 20px;
      }
    }