:root {
      --color-primary: #4f46e5;
      --color-primary-dark: #3730a3;
      --color-accent-pink: #ec4899;
      --color-accent-amber: #f59e0b;
      --color-accent-emerald: #10b981;
      --color-accent-cyan: #06b6d4;
      --color-accent-purple: #8b5cf6;
      --color-bg: #f8fafc;
      --color-surface: #ffffff;
      --color-surface-soft: #f1f5f9;
      --color-text-main: #0f172a;
      --color-text-muted: #475569;
      --color-border: #e2e8f0;
      --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
      --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
      --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.03);
      --shadow-rainbow: 0 12px 30px -8px rgba(79, 70, 229, 0.18);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --radius-full: 9999px;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--color-bg);
      color: var(--color-text-main);
      line-height: 1.65;
      position: relative;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(236, 72, 153, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 90% 10%, rgba(79, 70, 229, 0.05) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(245, 158, 11, 0.04) 0%, transparent 45%);
      background-attachment: fixed;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

    ul, ol {
      list-style: none;
    }

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

    /* 斑斓彩色微边框与标牌 */
    .rainbow-border-wrap {
      position: relative;
      background: var(--color-surface);
      border-radius: var(--radius-md);
      padding: 1px;
      border: 1px solid var(--color-border);
    }
    .rainbow-border-wrap:hover {
      border-color: #cbd5e1;
      box-shadow: var(--shadow-rainbow);
    }

    /* 统一主容器规范 */
    .main-container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 头部与导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: var(--shadow-sm);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }

    .brand-logo-area {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

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

    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: -0.5px;
      color: var(--color-text-main);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .brand-badge {
      font-size: 0.7rem;
      padding: 2px 8px;
      background: linear-gradient(135deg, var(--color-primary), var(--color-accent-purple));
      color: #ffffff;
      border-radius: var(--radius-full);
      font-weight: 600;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0; /* 严格按要求设置为 0 */
      flex-wrap: wrap;
    }

    .nav-link-item {
      padding: 8px 12px;
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--color-text-muted);
      border-radius: var(--radius-sm);
      transition: all 0.2s ease;
      white-space: nowrap;
    }

    .nav-link-item:hover,
    .nav-link-item.active {
      color: var(--color-primary);
      background-color: rgba(79, 70, 229, 0.06);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s ease;
      text-align: center;
      text-decoration: none;
    }

    .btn-primary {
      background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(79, 70, 229, 0.45);
    }

    .btn-outline {
      border-color: var(--color-border);
      background: var(--color-surface);
      color: var(--color-text-main);
    }
    .btn-outline:hover {
      border-color: var(--color-primary);
      color: var(--color-primary);
      background: #f8fafc;
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      padding: 6px;
      cursor: pointer;
      color: var(--color-text-main);
    }

    /* 通用Section布局 */
    .section-block {
      padding: 72px 0;
      position: relative;
    }

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

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
      background: linear-gradient(90deg, rgba(236,72,153,0.12), rgba(79,70,229,0.12));
      color: var(--color-primary);
      border: 1px solid rgba(79, 70, 229, 0.15);
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      line-height: 1.3;
      color: var(--color-text-main);
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1.02rem;
      color: var(--color-text-muted);
      line-height: 1.7;
    }

    /* Hero首屏：纯色/渐变/几何/动效，无图片 */
    .hero-section {
      padding: 76px 0 64px 0;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--color-border);
      background: linear-gradient(180deg, rgba(248,250,252,0) 0%, rgba(238,242,255,0.45) 100%);
    }

    .hero-content {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid #e0e7ff;
      border-radius: var(--radius-full);
      box-shadow: var(--shadow-sm);
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--color-primary);
      margin-bottom: 24px;
      animation: floatTag 3s ease-in-out infinite alternate;
    }
    @keyframes floatTag {
      0% { transform: translateY(0); }
      100% { transform: translateY(-4px); }
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--color-text-main);
      letter-spacing: -0.02em;
      margin-bottom: 20px;
    }

    .hero-title-gradient {
      background: linear-gradient(135deg, #4f46e5 0%, #ec4899 50%, #f59e0b 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 1.15rem;
      line-height: 1.8;
      color: var(--color-text-muted);
      max-width: 820px;
      margin: 0 auto 36px auto;
    }

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

    .hero-cta-primary {
      padding: 13px 32px;
      font-size: 1.05rem;
      border-radius: var(--radius-full);
      background: linear-gradient(135deg, #4f46e5 0%, #ec4899 100%);
      color: #ffffff;
      font-weight: 700;
      box-shadow: 0 8px 24px rgba(236, 72, 153, 0.35);
      transform: translateY(0);
      transition: all 0.25s ease;
    }
    .hero-cta-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(236, 72, 153, 0.45);
    }

    .hero-cta-secondary {
      padding: 13px 28px;
      font-size: 1.02rem;
      border-radius: var(--radius-full);
      background: #ffffff;
      color: var(--color-text-main);
      border: 1px solid var(--color-border);
      font-weight: 600;
    }
    .hero-cta-secondary:hover {
      border-color: var(--color-primary);
      color: var(--color-primary);
      background: #f8fafc;
    }

    /* 首屏数据指标卡片群（无图片） */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 10px;
    }

    .hero-stat-card {
      background: #ffffff;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .hero-stat-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
    }
    .hero-stat-card:nth-child(1)::before { background: linear-gradient(90deg, #ec4899, #f43f5e); }
    .hero-stat-card:nth-child(2)::before { background: linear-gradient(90deg, #4f46e5, #8b5cf6); }
    .hero-stat-card:nth-child(3)::before { background: linear-gradient(90deg, #06b6d4, #10b981); }
    .hero-stat-card:nth-child(4)::before { background: linear-gradient(90deg, #f59e0b, #eab308); }

    .hero-stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
    }

    .stat-number {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--color-text-main);
      display: block;
      margin-bottom: 4px;
    }
    .stat-label {
      font-size: 0.85rem;
      color: var(--color-text-muted);
      font-weight: 500;
    }

    /* 平台矩阵标签条 */
    .model-pills-bar {
      margin-top: 36px;
      padding: 16px;
      background: rgba(255, 255, 255, 0.8);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: center;
      gap: 10px;
    }
    .pill-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--color-text-muted);
      margin-right: 8px;
    }
    .model-pill {
      font-size: 0.78rem;
      padding: 4px 10px;
      background: #f1f5f9;
      color: #334155;
      border-radius: var(--radius-sm);
      font-weight: 500;
      border: 1px solid #e2e8f0;
      transition: all 0.2s ease;
    }
    .model-pill:hover {
      background: #e0e7ff;
      color: var(--color-primary);
      border-color: #c7d2fe;
    }

    /* 关于我们 / 平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .intro-box {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .intro-box h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--color-text-main);
    }
    .intro-box p {
      color: var(--color-text-muted);
      line-height: 1.8;
      margin-bottom: 16px;
    }
    .intro-feature-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 24px;
    }
    .intro-feature-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--color-text-main);
    }
    .check-icon {
      width: 18px;
      height: 18px;
      background: linear-gradient(135deg, #10b981, #059669);
      color: white;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      font-weight: 900;
      flex-shrink: 0;
    }

    /* 服务能力卡片组 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-rainbow);
      border-color: #cbd5e1;
    }
    .service-icon-wrap {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      font-size: 1.4rem;
      font-weight: 700;
    }
    .s-icon-1 { background: rgba(236, 72, 153, 0.12); color: #ec4899; }
    .s-icon-2 { background: rgba(79, 70, 229, 0.12); color: #4f46e5; }
    .s-icon-3 { background: rgba(6, 182, 212, 0.12); color: #0891b2; }
    .s-icon-4 { background: rgba(245, 158, 11, 0.12); color: #d97706; }
    .s-icon-5 { background: rgba(16, 185, 129, 0.12); color: #059669; }
    .s-icon-6 { background: rgba(139, 92, 246, 0.12); color: #7c3aed; }

    .service-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--color-text-main);
    }
    .service-card p {
      font-size: 0.94rem;
      color: var(--color-text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .service-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    .service-mini-tag {
      font-size: 0.72rem;
      padding: 2px 8px;
      background: #f1f5f9;
      color: #475569;
      border-radius: 4px;
    }

    /* 一站式制作工作坊场景网格 */
    .workshop-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .workshop-item {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 22px;
      position: relative;
      transition: all 0.25s ease;
    }
    .workshop-item:hover {
      border-color: var(--color-primary);
      box-shadow: var(--shadow-md);
    }
    .workshop-badge {
      position: absolute;
      top: 14px;
      right: 14px;
      font-size: 0.7rem;
      padding: 2px 6px;
      background: #eef2ff;
      color: var(--color-primary);
      border-radius: 4px;
      font-weight: 600;
    }
    .workshop-item h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--color-text-main);
      padding-right: 48px;
    }
    .workshop-item p {
      font-size: 0.88rem;
      color: var(--color-text-muted);
      line-height: 1.6;
    }

    /* 对比评测模块 */
    .evaluation-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .eval-score-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 28px;
      border-bottom: 1px solid var(--color-border);
      margin-bottom: 28px;
    }
    .score-badge-area {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .big-score-box {
      background: linear-gradient(135deg, #4f46e5, #ec4899);
      color: #ffffff;
      padding: 14px 24px;
      border-radius: var(--radius-md);
      text-align: center;
    }
    .big-score-val {
      font-size: 2.2rem;
      font-weight: 900;
      line-height: 1;
    }
    .big-score-max {
      font-size: 0.82rem;
      opacity: 0.9;
    }
    .score-text-info h4 {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 4px;
    }
    .stars-rating {
      color: #f59e0b;
      font-size: 1.25rem;
      letter-spacing: 2px;
      font-weight: 700;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
      min-width: 680px;
    }
    .custom-table th, .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--color-border);
    }
    .custom-table th {
      background: #f8fafc;
      font-weight: 700;
      color: var(--color-text-main);
    }
    .custom-table tr:last-child td {
      border-bottom: none;
    }
    .highlight-col {
      background: rgba(79, 70, 229, 0.03);
      color: var(--color-primary);
      font-weight: 600;
    }

    /* 案例中心与图片展示规范 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }
    .case-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }
    .case-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
    }
    .case-media-container {
      width: 100%;
      background: #e2e8f0;
      overflow: hidden;
    }
    .case-media-container img {
      width: 100%;
      height: 240px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .case-card:hover .case-media-container img {
      transform: scale(1.03);
    }
    .case-info {
      padding: 24px;
    }
    .case-info h4 {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .case-info p {
      font-size: 0.9rem;
      color: var(--color-text-muted);
      line-height: 1.6;
    }

    /* 宣传图画廊 */
    .banner-gallery {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 24px;
    }
    .banner-img-item {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--color-border);
      background: #f1f5f9;
    }
    .banner-img-item img {
      width: 100%;
      height: 160px;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    .banner-img-item:hover img {
      transform: scale(1.05);
    }

    /* 流程与网络 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .process-step {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      position: relative;
    }
    .step-badge {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--color-primary), var(--color-accent-pink));
      color: #fff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px auto;
      font-size: 1.1rem;
    }
    .process-step h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .process-step p {
      font-size: 0.88rem;
      color: var(--color-text-muted);
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 0.94rem;
      color: var(--color-text-main);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: normal;
    }
    .review-author-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--color-border);
      padding-top: 14px;
    }
    .author-avatar-initial {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #e0e7ff, #fbcfe8);
      color: var(--color-primary-dark);
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      flex-shrink: 0;
    }
    .author-meta h5 {
      font-size: 0.95rem;
      font-weight: 700;
    }
    .author-meta span {
      font-size: 0.8rem;
      color: var(--color-text-muted);
    }

    /* 表单与需求匹配 */
    .form-wrapper {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 40px;
      max-width: 820px;
      margin: 0 auto;
      box-shadow: var(--shadow-sm);
    }
    .custom-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .form-group-full {
      grid-column: span 2;
    }
    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--color-text-main);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--color-text-main);
      background: #ffffff;
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    /* FAQ折叠面板 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      overflow: hidden;
      transition: all 0.2s ease;
    }
    .faq-question {
      padding: 18px 24px;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--color-text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #ffffff;
      user-select: none;
    }
    .faq-toggle-icon {
      font-size: 1.3rem;
      font-weight: 400;
      color: var(--color-primary);
      transition: transform 0.25s ease;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      display: none;
      padding: 0 24px 20px 24px;
      font-size: 0.92rem;
      color: var(--color-text-muted);
      line-height: 1.75;
      border-top: 1px solid transparent;
    }
    .faq-item.active .faq-answer {
      display: block;
      border-top-color: #f1f5f9;
    }

    /* 文章与资讯板块 */
    .news-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 28px;
    }
    .news-main-list {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .news-item {
      padding: 14px 0;
      border-bottom: 1px solid var(--color-border);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .news-item:last-child {
      border-bottom: none;
    }
    .news-link {
      font-size: 0.98rem;
      font-weight: 600;
      color: var(--color-text-main);
    }
    .news-link:hover {
      color: var(--color-primary);
    }
    .news-date {
      font-size: 0.8rem;
      color: var(--color-text-muted);
    }
    .wiki-sidebar {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .wiki-sidebar h4 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 14px;
    }
    .wiki-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .wiki-tag-item {
      padding: 6px 12px;
      background: #f1f5f9;
      border-radius: var(--radius-sm);
      font-size: 0.84rem;
      color: var(--color-text-muted);
    }

    /* 联系我们 / 加盟代理 */
    .contact-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .contact-card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 28px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }
    .contact-qr-wrap {
      width: 160px;
      height: 160px;
      margin: 0 auto 16px auto;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      padding: 6px;
      background: #fff;
    }
    .contact-qr-wrap img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }
    .contact-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 10px;
    }
    .contact-card p {
      font-size: 0.92rem;
      color: var(--color-text-muted);
      margin-bottom: 6px;
    }

    /* 友情链接与页脚 */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--color-border);
      padding: 56px 0 28px 0;
      color: var(--color-text-muted);
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h3 {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--color-text-main);
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 0.92rem;
      line-height: 1.7;
      max-width: 440px;
    }
    .footer-links-col h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 16px;
    }
    .footer-links-list li {
      margin-bottom: 10px;
    }
    .footer-links-list a {
      font-size: 0.88rem;
      color: var(--color-text-muted);
    }
    .footer-links-list a:hover {
      color: var(--color-primary);
    }

    .friendly-links-wrap {
      padding: 20px 0;
      border-top: 1px solid var(--color-border);
      border-bottom: 1px solid var(--color-border);
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .friendly-links-title {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--color-text-main);
    }
    .friendly-links-wrap a {
      font-size: 0.86rem;
      color: var(--color-text-muted);
      padding: 3px 8px;
      background: #f8fafc;
      border-radius: 4px;
      border: 1px solid #e2e8f0;
    }
    .friendly-links-wrap a:hover {
      color: var(--color-primary);
      border-color: #cbd5e1;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.84rem;
      color: #64748b;
    }

    /* 浮动工具与返回顶部 */
    .floating-tools {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .tool-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-text-main);
      cursor: pointer;
      transition: all 0.25s ease;
      font-size: 1.1rem;
    }
    .tool-btn:hover {
      background: var(--color-primary);
      color: #ffffff;
      border-color: var(--color-primary);
      transform: translateY(-2px);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .services-grid { grid-template-columns: repeat(2, 1fr); }
      .workshop-grid { grid-template-columns: repeat(2, 1fr); }
      .banner-gallery { grid-template-columns: repeat(2, 1fr); }
      .hero-stats-grid { grid-template-columns: repeat(2, 1fr); }
      .process-timeline { grid-template-columns: repeat(2, 1fr); }
      .reviews-grid { grid-template-columns: repeat(2, 1fr); }
      .intro-grid { grid-template-columns: 1fr; }
      .contact-grid { grid-template-columns: 1fr; }
      .footer-top { grid-template-columns: 1fr 1fr; }
    }

    @media (max-width: 768px) {
      .mobile-menu-toggle { display: block; }
      .nav-links {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: stretch;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        padding: 12px 20px;
      }
      .nav-links.show-mobile {
        display: flex;
      }
      .nav-link-item {
        padding: 10px 14px;
        font-size: 1rem;
      }
      .hero-title { font-size: 1.95rem; }
      .section-title { font-size: 1.6rem; }
      .services-grid { grid-template-columns: 1fr; }
      .workshop-grid { grid-template-columns: 1fr; }
      .cases-grid { grid-template-columns: 1fr; }
      .reviews-grid { grid-template-columns: 1fr; }
      .banner-gallery { grid-template-columns: 1fr 1fr; }
      .custom-form { grid-template-columns: 1fr; }
      .form-group-full { grid-column: span 1; }
      .news-grid { grid-template-columns: 1fr; }
      .footer-top { grid-template-columns: 1fr; }
      .floating-tools { right: 16px; bottom: 16px; }
    }