:root {
      --primary-rose: #e11d48;
      --primary-hover: #be123c;
      --primary-soft: #fff1f2;
      --primary-light: #ffe4e6;
      --primary-border: #fecdd3;
      --accent-deep: #881337;
      --text-main: #1f2937;
      --text-muted: #4b5563;
      --text-sub: #6b7280;
      --bg-page: #fff5f6;
      --bg-card: #ffffff;
      --border-card: #fde2e4;
      --container-max: 1200px;
      --shadow-sm: 0 2px 8px rgba(225, 29, 72, 0.06);
      --shadow-md: 0 8px 24px rgba(225, 29, 72, 0.1);
      --shadow-lg: 0 16px 36px rgba(225, 29, 72, 0.15);
      --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, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      background-color: var(--bg-page);
      background-image: radial-gradient(#fecdd3 0.75px, transparent 0.75px);
      background-size: 24px 24px;
      color: var(--text-main);
      line-height: 1.6;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    ul, ol {
      list-style: none;
    }

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-card);
      box-shadow: 0 2px 10px rgba(225, 29, 72, 0.05);
    }

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

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

    .brand-wrap .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary-rose);
      letter-spacing: 0.5px;
    }

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

    .nav-item {
      display: inline-block;
      padding: 8px 12px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      transition: var(--transition);
      white-space: nowrap;
    }

    .nav-item:hover, .nav-item.active {
      color: var(--primary-rose);
      background-color: var(--primary-soft);
    }

    .header-action {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn-header-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #f43f5e 0%, var(--primary-rose) 100%);
      color: #ffffff;
      padding: 8px 18px;
      border-radius: 50px;
      font-weight: 700;
      font-size: 0.9rem;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.25);
      transition: var(--transition);
    }

    .btn-header-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(225, 29, 72, 0.35);
      color: #fff;
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: 1px solid var(--primary-border);
      padding: 8px;
      border-radius: 6px;
      cursor: pointer;
      color: var(--primary-rose);
      font-size: 1.25rem;
      line-height: 1;
    }

    /* 区域统一结构 */
    .section-wrap {
      padding: 70px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .section-badge {
      display: inline-block;
      background: var(--primary-soft);
      border: 1px solid var(--primary-border);
      color: var(--primary-rose);
      font-size: 0.85rem;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 50px;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Hero 首屏 - 纯代码构筑，严禁出现图片 */
    .hero-section {
      padding: 80px 0 60px;
      background: linear-gradient(180deg, #ffffff 0%, var(--bg-page) 100%);
      border-bottom: 1px solid var(--border-card);
      overflow: hidden;
      position: relative;
    }

    .hero-glow-1 {
      position: absolute;
      width: 480px;
      height: 480px;
      top: -100px;
      right: -50px;
      background: radial-gradient(circle, rgba(244, 63, 94, 0.16) 0%, rgba(254, 205, 211, 0.05) 70%, transparent 100%);
      pointer-events: none;
      filter: blur(50px);
    }

    .hero-glow-2 {
      position: absolute;
      width: 400px;
      height: 400px;
      bottom: -80px;
      left: -80px;
      background: radial-gradient(circle, rgba(225, 29, 72, 0.12) 0%, transparent 70%);
      pointer-events: none;
      filter: blur(45px);
    }

    .hero-content-box {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--primary-border);
      border-radius: 50px;
      color: var(--accent-deep);
      font-weight: 700;
      font-size: 0.9rem;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .hero-tag span.dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary-rose);
      animation: pulseDot 2s infinite ease-in-out;
    }

    @keyframes pulseDot {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.4); opacity: 0.6; }
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      color: #111827;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title-highlight {
      color: var(--primary-rose);
      position: relative;
      display: inline-block;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto 34px;
      line-height: 1.8;
    }

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

    .btn-main-portal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 700;
      padding: 14px 34px;
      border-radius: 50px;
      box-shadow: 0 10px 24px rgba(225, 29, 72, 0.35);
      border: 2px solid #ffffff;
      transition: var(--transition);
    }

    .btn-main-portal:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 14px 30px rgba(225, 29, 72, 0.45);
      color: #ffffff;
    }

    .btn-sub-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #ffffff;
      color: var(--text-main);
      font-size: 1.05rem;
      font-weight: 700;
      padding: 14px 28px;
      border-radius: 50px;
      border: 1px solid var(--primary-border);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .btn-sub-action:hover {
      background: var(--primary-soft);
      border-color: var(--primary-rose);
      color: var(--primary-rose);
    }

    /* 首屏纯CSS指标卡 */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      max-width: 980px;
      margin: 0 auto;
    }

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

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

    .metric-val {
      font-size: 1.85rem;
      font-weight: 900;
      color: var(--primary-rose);
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .metric-lbl {
      font-size: 0.88rem;
      color: var(--text-sub);
      font-weight: 600;
    }

    /* 平台介绍 */
    .about-card {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-lg);
      padding: 38px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 30px;
    }

    .about-text-lead {
      font-size: 1.15rem;
      font-weight: 600;
      color: var(--accent-deep);
      line-height: 1.8;
      margin-bottom: 16px;
    }

    .about-p {
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }

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

    .pillar-item {
      background: var(--primary-soft);
      border: 1px solid var(--primary-border);
      border-radius: var(--radius-md);
      padding: 22px 20px;
      transition: var(--transition);
    }

    .pillar-item:hover {
      background: #ffffff;
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .pillar-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--primary-rose);
      margin-bottom: 8px;
    }

    .pillar-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 支持模型平台标签墙 */
    .model-tag-cloud {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .model-tag-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 18px;
    }

    .tag-container {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }

    .model-chip {
      background: #fdf2f4;
      border: 1px solid #fbcfe8;
      color: var(--accent-deep);
      font-size: 0.82rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 50px;
      transition: var(--transition);
    }

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

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

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

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

    .service-badge {
      align-self: flex-start;
      font-size: 0.75rem;
      font-weight: 700;
      background: var(--primary-soft);
      color: var(--primary-rose);
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 12px;
    }

    .service-card h3 {
      font-size: 1.18rem;
      font-weight: 750;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
    }

    .service-foot {
      border-top: 1px dashed var(--border-card);
      padding-top: 12px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.85rem;
      color: var(--primary-rose);
      font-weight: 600;
    }

    /* 行业方案展示与宣传画廊 */
    .showcase-banner-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 36px;
    }

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

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

    .media-card img {
      width: 100%;
      height: 220px;
      object-fit: cover;
      display: block;
    }

    .media-card-body {
      padding: 16px;
    }

    .media-card-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .media-card-desc {
      font-size: 0.85rem;
      color: var(--text-sub);
      line-height: 1.5;
    }

    /* 案例中心 */
    .case-container-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 24px;
    }

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

    .case-box {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .case-box img {
      width: 100%;
      height: 190px;
      object-fit: cover;
      display: block;
    }

    .case-box-content {
      padding: 18px;
    }

    .case-box-title {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    .case-box-p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 标准制作流程 */
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }

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

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

    .step-number {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #f43f5e 0%, var(--primary-rose) 100%);
      color: #ffffff;
      font-weight: 800;
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      box-shadow: 0 4px 10px rgba(225, 29, 72, 0.25);
    }

    .step-title {
      font-size: 1rem;
      font-weight: 750;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .step-desc {
      font-size: 0.85rem;
      color: var(--text-sub);
      line-height: 1.55;
    }

    /* 对比评测板块 */
    .review-score-banner {
      background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%);
      border: 2px solid var(--primary-border);
      border-radius: var(--radius-lg);
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
      margin-bottom: 32px;
      box-shadow: var(--shadow-md);
    }

    .score-left {
      max-width: 600px;
    }

    .score-badge {
      display: inline-block;
      font-size: 0.85rem;
      background: var(--primary-rose);
      color: #ffffff;
      padding: 4px 12px;
      border-radius: 50px;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .score-headline {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--accent-deep);
      margin-bottom: 8px;
    }

    .score-detail {
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    .score-right {
      display: flex;
      align-items: center;
      gap: 20px;
      background: #ffffff;
      padding: 16px 28px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--primary-border);
    }

    .big-score {
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--primary-rose);
      line-height: 1;
    }

    .score-text {
      display: flex;
      flex-direction: column;
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 1.15rem;
      letter-spacing: 2px;
    }

    /* 对比评测表格 */
    .comparison-table-wrap {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-md);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 700px;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f3f4f6;
      font-size: 0.92rem;
    }

    .compare-table th {
      background: #fdf2f4;
      color: var(--accent-deep);
      font-weight: 750;
    }

    .compare-table tr:hover td {
      background: #fff8f9;
    }

    .col-highlight {
      background: #fff5f6;
      font-weight: 700;
      color: var(--primary-rose);
    }

    .check-yes {
      color: var(--primary-rose);
      font-weight: bold;
    }

    .check-no {
      color: #9ca3af;
    }

    /* Token比价板块 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .token-plan-card {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
      transition: var(--transition);
    }

    .token-plan-card.featured {
      border: 2px solid var(--primary-rose);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .token-plan-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
    }

    .token-tier-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .token-price-box {
      margin: 14px 0 20px;
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary-rose);
    }

    .token-unit {
      font-size: 0.9rem;
      color: var(--text-sub);
    }

    .token-features-list {
      margin-bottom: 24px;
      flex-grow: 1;
    }

    .token-features-list li {
      font-size: 0.9rem;
      color: var(--text-muted);
      padding: 6px 0;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .token-features-list li::before {
      content: "✔";
      color: var(--primary-rose);
      font-weight: bold;
    }

    .btn-token-order {
      display: block;
      text-align: center;
      background: var(--primary-soft);
      border: 1px solid var(--primary-border);
      color: var(--primary-rose);
      font-weight: 700;
      padding: 10px;
      border-radius: 50px;
      transition: var(--transition);
    }

    .token-plan-card.featured .btn-token-order,
    .btn-token-order:hover {
      background: var(--primary-rose);
      color: #ffffff;
      border-color: var(--primary-rose);
    }

    /* 加盟代理模块 */
    .partner-banner {
      background: linear-gradient(135deg, #881337 0%, #4c0519 100%);
      border-radius: var(--radius-lg);
      color: #ffffff;
      padding: 44px 36px;
      box-shadow: var(--shadow-md);
      position: relative;
      overflow: hidden;
    }

    .partner-inner {
      max-width: 800px;
    }

    .partner-tag {
      display: inline-block;
      background: rgba(255, 255, 255, 0.2);
      border: 1px solid rgba(255, 255, 255, 0.3);
      padding: 4px 14px;
      border-radius: 50px;
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .partner-title {
      font-size: 2rem;
      font-weight: 800;
      line-height: 1.35;
      margin-bottom: 14px;
    }

    .partner-desc {
      font-size: 1rem;
      opacity: 0.9;
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .partner-benefits-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-bottom: 28px;
    }

    .p-benefit-item {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-sm);
      padding: 14px;
    }

    .p-benefit-item h4 {
      font-size: 1rem;
      margin-bottom: 4px;
      color: #ffe4e6;
    }

    .p-benefit-item p {
      font-size: 0.85rem;
      opacity: 0.8;
      line-height: 1.5;
    }

    /* 用户真实评价 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-md);
      padding: 24px;
      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: var(--primary-border);
    }

    .review-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
    }

    .reviewer-meta {
      display: flex;
      flex-direction: column;
    }

    .reviewer-role {
      font-size: 0.98rem;
      font-weight: 750;
      color: var(--text-main);
    }

    .reviewer-org {
      font-size: 0.82rem;
      color: var(--text-sub);
    }

    .review-stars {
      color: #f59e0b;
      font-size: 0.9rem;
    }

    .review-body {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* FAQ 手风琴 (12条) */
    .faq-container-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

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

    .faq-item-box:hover {
      border-color: var(--primary-border);
    }

    .faq-question-btn {
      width: 100%;
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: none;
      border: none;
      outline: none;
      cursor: pointer;
      text-align: left;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      transition: var(--transition);
    }

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

    .faq-icon-arrow {
      font-size: 1.1rem;
      color: var(--primary-rose);
      transition: transform 0.3s ease;
    }

    .faq-answer-panel {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fffbfa;
      padding: 0 22px;
    }

    .faq-answer-panel p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.75;
      padding-bottom: 18px;
    }

    .faq-item-box.active .faq-icon-arrow {
      transform: rotate(180deg);
    }

    .faq-item-box.active .faq-answer-panel {
      max-height: 300px;
      padding-top: 10px;
    }

    /* 需求表单与联系我们 */
    .contact-form-layout {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 32px;
      align-items: start;
    }

    .contact-info-panel {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

    .contact-block-title {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--accent-deep);
      margin-bottom: 18px;
    }

    .contact-list-meta {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 24px;
    }

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

    .contact-item-row strong {
      color: var(--text-main);
      min-width: 80px;
    }

    .qr-container-box {
      border: 1px solid var(--primary-border);
      border-radius: var(--radius-sm);
      padding: 16px;
      text-align: center;
      background: var(--primary-soft);
      display: inline-block;
    }

    .qr-container-box img {
      width: 140px;
      height: 140px;
      object-fit: contain;
      display: block;
      margin: 0 auto 8px;
      border-radius: 4px;
      background: #fff;
    }

    .qr-caption {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--primary-rose);
    }

    /* 提交表单组件 */
    .form-panel-card {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow-md);
    }

    .form-group-item {
      margin-bottom: 18px;
    }

    .form-group-item label {
      display: block;
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-input-ctrl {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.95rem;
      border: 1px solid #d1d5db;
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
      background: #fdfdfd;
      color: var(--text-main);
    }

    .form-input-ctrl:focus {
      border-color: var(--primary-rose);
      box-shadow: 0 0 0 3px rgba(225, 29, 72, 0.12);
      background: #ffffff;
    }

    textarea.form-input-ctrl {
      resize: vertical;
      min-height: 110px;
    }

    .btn-submit-form {
      width: 100%;
      padding: 14px;
      background: linear-gradient(135deg, #f43f5e 0%, var(--primary-rose) 100%);
      border: none;
      border-radius: 50px;
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 750;
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(225, 29, 72, 0.28);
      transition: var(--transition);
    }

    .btn-submit-form:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(225, 29, 72, 0.38);
    }

    /* 资讯与最新文章 */
    .articles-block-box {
      background: #ffffff;
      border: 1px solid var(--border-card);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      margin-top: 24px;
    }

    .article-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 14px;
    }

    .art-link-tag {
      background: var(--primary-soft);
      border: 1px solid var(--primary-border);
      color: var(--accent-deep);
      font-size: 0.88rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 6px;
      transition: var(--transition);
    }

    .art-link-tag:hover {
      background: var(--primary-rose);
      color: #ffffff;
      border-color: var(--primary-rose);
    }

    /* 友情链接 */
    .friendly-links-section {
      background: #ffffff;
      border-top: 1px solid var(--border-card);
      border-bottom: 1px solid var(--border-card);
      padding: 24px 0;
    }

    .friendly-links-flex {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
    }

    .friendly-links-label {
      font-size: 0.9rem;
      font-weight: 800;
      color: var(--accent-deep);
      margin-right: 8px;
    }

    .friendly-links-flex a {
      font-size: 0.88rem;
      color: var(--text-muted);
      padding: 4px 8px;
      border-radius: 4px;
      background: #fdf2f4;
    }

    .friendly-links-flex a:hover {
      color: var(--primary-rose);
      background: var(--primary-light);
    }

    /* 统一页脚 */
    .site-footer {
      background: #1f2937;
      color: #e5e7eb;
      padding: 48px 0 28px;
      border-top: 3px solid var(--primary-rose);
    }

    .footer-inner-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 32px;
      margin-bottom: 36px;
    }

    .footer-col h4 {
      font-size: 1.05rem;
      font-weight: 750;
      color: #ffffff;
      margin-bottom: 16px;
      position: relative;
      padding-left: 10px;
      border-left: 3px solid var(--primary-rose);
    }

    .footer-col p {
      font-size: 0.88rem;
      color: #9ca3af;
      line-height: 1.7;
      margin-bottom: 12px;
    }

    .footer-col ul li {
      margin-bottom: 8px;
    }

    .footer-col ul li a {
      font-size: 0.88rem;
      color: #d1d5db;
    }

    .footer-col ul li a:hover {
      color: #fb7185;
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid #374151;
      padding-top: 20px;
      text-align: center;
      font-size: 0.85rem;
      color: #9ca3af;
    }

    /* 悬浮客服面板 */
    .float-kefu-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .kefu-trigger-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: linear-gradient(135deg, #f43f5e 0%, var(--primary-rose) 100%);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 16px rgba(225, 29, 72, 0.4);
      cursor: pointer;
      border: 2px solid #ffffff;
      transition: var(--transition);
    }

    .kefu-trigger-btn:hover {
      transform: scale(1.08);
    }

    .kefu-popup-panel {
      position: absolute;
      right: 60px;
      bottom: 0;
      width: 220px;
      background: #ffffff;
      border: 1px solid var(--primary-border);
      border-radius: var(--radius-md);
      padding: 16px;
      box-shadow: var(--shadow-lg);
      text-align: center;
      display: none;
      animation: fadeIn 0.25s ease forwards;
    }

    .kefu-popup-panel img {
      width: 130px;
      height: 130px;
      object-fit: contain;
      margin: 0 auto 8px;
      display: block;
      border-radius: 4px;
    }

    .kefu-popup-panel p {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.4;
    }

    .back-to-top {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-card);
      color: var(--text-sub);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      opacity: 0;
      visibility: hidden;
    }

    .back-to-top.show {
      opacity: 1;
      visibility: visible;
    }

    .back-to-top:hover {
      background: var(--primary-rose);
      color: #ffffff;
      border-color: var(--primary-rose);
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(6px); }
      to { opacity: 1; transform: translateY(0); }
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .services-grid, .token-grid, .reviews-grid, .platform-pillar-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .showcase-banner-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-container-grid {
        grid-template-columns: 1fr;
      }
      .footer-inner-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .header-inner {
        height: 64px;
      }
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-card);
        box-shadow: var(--shadow-md);
      }
      .nav-links.open {
        display: flex;
      }
      .nav-item {
        width: 100%;
        padding: 10px 14px;
      }
      .hero-title {
        font-size: 2rem;
      }
      .hero-desc {
        font-size: 1rem;
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid, .token-grid, .reviews-grid, .platform-pillar-grid, .partner-benefits-grid, .showcase-banner-grid, .case-sub-grid {
        grid-template-columns: 1fr;
      }
      .workflow-timeline {
        grid-template-columns: 1fr;
      }
      .contact-form-layout {
        grid-template-columns: 1fr;
      }
      .footer-inner-grid {
        grid-template-columns: 1fr;
      }
      .score-right {
        width: 100%;
        justify-content: center;
      }
    }