:root {
      --primary: #e11d48;
      --primary-dark: #be185d;
      --primary-light: #fff1f2;
      --primary-soft: #ffe4e6;
      --accent: #f43f5e;
      --accent-deep: #9f1239;
      --text-main: #1e293b;
      --text-muted: #475569;
      --text-light: #64748b;
      --bg-page: #fff8f8;
      --bg-card: #ffffff;
      --border-color: #fecdd3;
      --shadow-sm: 0 4px 6px -1px rgba(225, 29, 72, 0.06), 0 2px 4px -2px rgba(225, 29, 72, 0.04);
      --shadow-md: 0 10px 15px -3px rgba(225, 29, 72, 0.08), 0 4px 6px -4px rgba(225, 29, 72, 0.04);
      --shadow-lg: 0 20px 25px -5px rgba(225, 29, 72, 0.1), 0 8px 10px -6px rgba(225, 29, 72, 0.06);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

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

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

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

    ul, ol {
      list-style: none;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      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-box {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-box .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

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

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

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

    .nav-links li a:hover {
      color: var(--primary);
      background: var(--primary-light);
    }

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

    .btn-nav-primary {
      padding: 9px 20px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: #ffffff !important;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: 9999px;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.25);
    }

    .btn-nav-primary:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(225, 29, 72, 0.35);
    }

    .menu-toggle {
      display: none;
      background: transparent;
      border: 1px solid var(--border-color);
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      color: var(--primary);
      font-weight: bold;
    }

    /* 首屏 Hero - 严格无图片 */
    .hero-section {
      position: relative;
      padding: 80px 0 70px;
      background: radial-gradient(100% 100% at 50% 0%, #fff0f3 0%, #fff8f8 100%);
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }

    .hero-glow-1 {
      position: absolute;
      width: 450px;
      height: 450px;
      background: radial-gradient(circle, rgba(244, 63, 94, 0.18) 0%, rgba(255, 255, 255, 0) 70%);
      top: -120px;
      right: 5%;
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-glow-2 {
      position: absolute;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(225, 29, 72, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
      bottom: -100px;
      left: 5%;
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 9999px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary-dark);
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
    }

    .hero-badge span {
      display: inline-block;
      width: 8px;
      height: 8px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--primary);
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 800;
      line-height: 1.25;
      color: #0f172a;
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }

    .hero-title .gradient-text {
      background: linear-gradient(135deg, #e11d48 0%, #be185d 60%, #9f1239 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 36px;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }

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

    .btn-hero-official {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 15px 36px;
      font-size: 1.1rem;
      font-weight: 700;
      color: #ffffff !important;
      background: linear-gradient(135deg, #e11d48 0%, #be185d 100%);
      border-radius: 9999px;
      box-shadow: 0 8px 24px rgba(225, 29, 72, 0.35);
      border: 2px solid #fda4af;
      transform: translateY(0);
      transition: var(--transition);
    }

    .btn-hero-official:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(225, 29, 72, 0.45);
    }

    .btn-hero-sub {
      display: inline-flex;
      align-items: center;
      padding: 15px 32px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--primary-dark);
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 9999px;
      box-shadow: var(--shadow-sm);
    }

    .btn-hero-sub:hover {
      background: var(--primary-light);
      border-color: var(--primary);
    }

    .hero-metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }

    .metric-card {
      text-align: center;
      padding: 8px;
      border-right: 1px solid #fecdd3;
    }

    .metric-card:last-child {
      border-right: none;
    }

    .metric-card .num {
      display: block;
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--primary-dark);
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .metric-card .desc {
      font-size: 0.86rem;
      color: var(--text-light);
      font-weight: 500;
    }

    /* 模块通用标题 */
    .section-head {
      text-align: center;
      margin-bottom: 54px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background: var(--primary-soft);
      padding: 4px 14px;
      border-radius: 9999px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.3;
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 720px;
      margin: 0 auto;
    }

    /* 通用区块排版 */
    .page-section {
      padding: 80px 0;
      border-bottom: 1px solid #fce7eb;
    }

    .bg-white {
      background-color: #ffffff;
    }

    .bg-light-tint {
      background-color: #fff9fa;
    }

    /* 平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .intro-text-card {
      background: #ffffff;
      padding: 36px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .intro-text-card h3 {
      font-size: 1.45rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 16px;
    }

    .intro-text-card p {
      color: var(--text-muted);
      margin-bottom: 16px;
      font-size: 0.98rem;
    }

    .feature-point-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 24px;
    }

    .feature-point-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .feature-point-item svg {
      width: 18px;
      height: 18px;
      fill: var(--primary);
      flex-shrink: 0;
    }

    .media-card-wrapper {
      background: #ffffff;
      padding: 16px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }

    .media-card-wrapper img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-md);
      display: block;
      object-fit: cover;
    }

    /* 多模型聚合支撑墙 */
    .model-tags-wrapper {
      background: #ffffff;
      padding: 30px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      text-align: center;
      margin-top: 36px;
    }

    .model-tags-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 20px;
    }

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

    .model-chip {
      padding: 6px 14px;
      background: #fff5f7;
      border: 1px solid #fed7df;
      color: #9f1239;
      font-size: 0.88rem;
      font-weight: 600;
      border-radius: 9999px;
      transition: var(--transition);
    }

    .model-chip:hover {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
      transform: translateY(-1px);
    }

    /* AIGC 服务能力矩阵 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

    .service-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-soft) 100%);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }

    .service-card h3 {
      font-size: 1.22rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }

    .service-card p {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.6;
      flex-grow: 1;
    }

    /* 一站式制作场景全景 */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .scene-box {
      background: #ffffff;
      padding: 24px 20px;
      border-radius: var(--radius-md);
      border: 1px solid #fed7df;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .scene-box:hover {
      background: #fffcfd;
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
    }

    .scene-box h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 8px;
    }

    .scene-box p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* 行业方案与多图宣传展示 */
    .industry-wrapper {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 36px;
      align-items: center;
    }

    .solution-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .solution-item {
      background: #ffffff;
      padding: 20px 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .solution-item h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .solution-item h4 .badge-dot {
      width: 8px;
      height: 8px;
      background: var(--primary);
      border-radius: 50%;
    }

    .solution-item p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    .gallery-showcase {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .gallery-showcase img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      border: 1px solid #fecdd3;
    }

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

    .step-card {
      background: #ffffff;
      padding: 28px 22px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .step-number {
      position: absolute;
      top: -16px;
      left: 20px;
      width: 34px;
      height: 34px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: #ffffff;
      font-weight: 800;
      font-size: 0.95rem;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 10px rgba(225, 29, 72, 0.3);
    }

    .step-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f172a;
      margin-top: 10px;
      margin-bottom: 10px;
    }

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

    /* 对比评测 - 突出推荐度五星与9.9分 */
    .compare-header-box {
      background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%);
      border: 1px solid #fecdd3;
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      margin-bottom: 28px;
    }

    .rating-stars {
      color: #e11d48;
      font-size: 1.5rem;
      letter-spacing: 4px;
      margin-bottom: 6px;
    }

    .rating-score-highlight {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary-dark);
    }

    .rating-score-highlight strong {
      font-size: 2.2rem;
      color: var(--primary);
    }

    .table-container {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      overflow-x: auto;
    }

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

    .custom-table th, .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #fed7df;
      font-size: 0.94rem;
    }

    .custom-table th {
      background: #fff5f7;
      color: var(--primary-dark);
      font-weight: 700;
      white-space: nowrap;
    }

    .custom-table tr:last-child td {
      border-bottom: none;
    }

    .custom-table td:first-child {
      font-weight: 600;
      color: #0f172a;
    }

    .badge-win {
      display: inline-block;
      padding: 4px 10px;
      background: #ffe4e6;
      color: #be185d;
      font-weight: 700;
      border-radius: 9999px;
      font-size: 0.85rem;
    }

    /* Token 比价专区 */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .pricing-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 36px 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .pricing-card.popular {
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-lg);
      transform: scale(1.02);
      background: #fffdfd;
    }

    .pricing-ribbon {
      position: absolute;
      top: 16px;
      right: 18px;
      background: var(--primary);
      color: #ffffff;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 9999px;
    }

    .pricing-card h3 {
      font-size: 1.3rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 12px;
    }

    .pricing-card .price {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 16px;
    }

    .pricing-card .price small {
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-light);
    }

    .pricing-features {
      margin-bottom: 28px;
      flex-grow: 1;
    }

    .pricing-features li {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .pricing-features li svg {
      width: 16px;
      height: 16px;
      fill: var(--primary);
      flex-shrink: 0;
    }

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

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

    .case-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-3px);
    }

    .case-body {
      padding: 24px;
    }

    .case-body .case-tag {
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--primary);
      background: var(--primary-light);
      padding: 3px 8px;
      border-radius: 4px;
      margin-bottom: 10px;
      display: inline-block;
    }

    .case-body h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }

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

    /* 6条真实用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-quote {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 20px;
      position: relative;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #fee2e2;
      padding-top: 16px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #f43f5e 0%, #be185d 100%);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.05rem;
      flex-shrink: 0;
    }

    .author-info h5 {
      font-size: 0.96rem;
      font-weight: 700;
      color: #0f172a;
    }

    .author-info span {
      font-size: 0.82rem;
      color: var(--text-light);
    }

    /* FAQ 折叠面板 (>=10项) */
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

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

    .faq-question {
      width: 100%;
      text-align: left;
      padding: 18px 24px;
      font-size: 1.02rem;
      font-weight: 700;
      color: #0f172a;
      background: none;
      border: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

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

    .faq-icon {
      width: 20px;
      height: 20px;
      transition: transform 0.25s ease;
      fill: var(--primary);
      flex-shrink: 0;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fffcfd;
    }

    .faq-answer-inner {
      padding: 0 24px 20px;
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.65;
      border-top: 1px dashed #fed7df;
      padding-top: 16px;
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
    }

    .contact-info-card {
      background: #ffffff;
      padding: 36px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .contact-info-card h3 {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 18px;
    }

    .contact-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 28px;
    }

    .contact-list-item {
      font-size: 0.95rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .contact-list-item strong {
      color: #0f172a;
    }

    .qr-box {
      text-align: center;
      padding: 16px;
      background: #fff5f7;
      border-radius: var(--radius-md);
      border: 1px dashed #fecdd3;
    }

    .qr-box img {
      width: 140px;
      height: 140px;
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: 8px;
    }

    .qr-box p {
      font-size: 0.86rem;
      color: var(--primary-dark);
      font-weight: 600;
    }

    .form-box {
      background: #ffffff;
      padding: 36px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }

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

    .form-group label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: #0f172a;
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #fed7df;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--text-main);
      background: #fffcfd;
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(225, 29, 72, 0.15);
      background: #ffffff;
    }

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

    .btn-submit {
      width: 100%;
      padding: 14px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(225, 29, 72, 0.25);
      transition: var(--transition);
    }

    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(225, 29, 72, 0.35);
    }

    /* 加盟代理模块 */
    .agent-box {
      background: linear-gradient(135deg, #fff1f2 0%, #ffffff 100%);
      border: 2px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 44px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }

    .agent-box h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 14px;
    }

    .agent-box p {
      font-size: 1.02rem;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 30px;
      line-height: 1.7;
    }

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

    .agent-feature-card {
      background: #ffffff;
      padding: 20px;
      border-radius: var(--radius-md);
      border: 1px solid #fecdd3;
    }

    .agent-feature-card h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .agent-feature-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* 行业资讯 & AI百科 */
    .info-dual-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

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

    .info-pane h3 {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 2px solid var(--primary-soft);
    }

    .article-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .article-list li a {
      display: block;
      padding: 10px 14px;
      background: #fffcfd;
      border: 1px solid #fce7eb;
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-main);
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      transition: var(--transition);
    }

    .article-list li a:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
      border-color: var(--primary);
      padding-left: 18px;
    }

    /* 友情链接与页脚 */
    .links-section {
      background: #fff5f7;
      padding: 36px 0;
      border-top: 1px solid #fed7df;
      border-bottom: 1px solid #fed7df;
    }

    .links-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 14px;
      text-align: center;
    }

    .links-container {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 16px;
    }

    .links-container a {
      font-size: 0.88rem;
      color: var(--text-muted);
      background: #ffffff;
      padding: 6px 14px;
      border-radius: 9999px;
      border: 1px solid #fecdd3;
    }

    .links-container a:hover {
      color: var(--primary);
      border-color: var(--primary);
    }

    .site-footer {
      background: #ffffff;
      padding: 40px 0 30px;
      border-top: 1px solid #fee2e2;
    }

    .footer-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      margin-bottom: 24px;
    }

    .footer-brand {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .footer-brand .footer-name {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--primary-dark);
    }

    .footer-brand p {
      font-size: 0.88rem;
      color: var(--text-light);
    }

    .footer-meta {
      font-size: 0.88rem;
      color: var(--text-light);
      text-align: right;
    }

    .footer-copyright {
      text-align: center;
      font-size: 0.85rem;
      color: var(--text-light);
      border-top: 1px solid #fce7eb;
      padding-top: 20px;
    }

    /* 浮动操作按钮 */
    .floating-tools {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 990;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid #fed7df;
      color: var(--primary);
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
    }

    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: translateY(-3px);
    }

    .float-btn svg {
      width: 22px;
      height: 22px;
      fill: currentColor;
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-title {
        font-size: 2.25rem;
      }
      .service-grid, .pricing-grid, .case-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scene-grid, .steps-grid, .hero-metrics-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid, .industry-wrapper, .contact-wrapper, .info-dual-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
        border-bottom: 1px solid var(--border-color);
        display: none;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        width: 100%;
        padding: 12px;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .service-grid, .scene-grid, .pricing-grid, .case-grid, .reviews-grid, .agent-grid, .steps-grid, .hero-metrics-bar {
        grid-template-columns: 1fr;
      }
      .metric-card {
        border-right: none;
        border-bottom: 1px solid #fecdd3;
      }
      .metric-card:last-child {
        border-bottom: none;
      }
      .footer-content {
        flex-direction: column;
        text-align: center;
      }
      .footer-meta {
        text-align: center;
      }
    }