:root {
      --bg-cream: #faf7f2;
      --bg-card: #ffffff;
      --text-main: #1f2329;
      --text-muted: #5e6470;
      --border-dark: #22252a;
      --primary-yellow: #ffe600;
      --accent-coral: #ff6b4a;
      --accent-teal: #14b8a6;
      --accent-blue: #3b82f6;
      --accent-purple: #a855f7;
      --accent-pink: #ec4899;
      --accent-lime: #84cc16;
      --shadow-doodle: 4px 4px 0px #1f2329;
      --shadow-doodle-lg: 6px 6px 0px #1f2329;
      --shadow-doodle-hover: 2px 2px 0px #1f2329;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-pill: 999px;
      --container-max: 1200px;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-cream);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(255, 230, 0, 0.2) 0%, transparent 20%),
        radial-gradient(circle at 85% 30%, rgba(20, 184, 166, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 20% 70%, rgba(255, 107, 74, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 80% 85%, rgba(168, 85, 247, 0.15) 0%, transparent 20%);
      background-attachment: fixed;
    }

    /* 容器公用规范 */
    .app-container {
      width: 100%;
      max-width: var(--container-max);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(250, 247, 242, 0.94);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid var(--border-dark);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
      color: var(--text-main);
    }
    .brand-logo-wrap {
      max-width: 140px;
      height: 38px;
      display: flex;
      align-items: center;
    }
    .brand-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      background: var(--primary-yellow);
      border: 2px solid var(--border-dark);
      padding: 2px 8px;
      border-radius: var(--radius-pill);
      box-shadow: 2px 2px 0px var(--border-dark);
      transform: rotate(-3deg);
    }

    /* 规则要求 .nav-links 的 gap 属性设置为 0 */
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 12px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      text-decoration: none;
      border-radius: var(--radius-sm);
      transition: background-color 0.2s, color 0.2s, transform 0.2s;
    }
    .nav-links li a:hover {
      background: #f0ebe1;
      color: #000;
      transform: translateY(-1px);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    /* 涂鸦风按钮通用规范 */
    .btn-doodle {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      font-size: 14px;
      font-weight: 700;
      text-decoration: none;
      padding: 10px 20px;
      border-radius: var(--radius-md);
      border: 2px solid var(--border-dark);
      box-shadow: var(--shadow-doodle);
      color: var(--text-main);
      cursor: pointer;
      transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s;
      background: #fff;
    }
    .btn-doodle:hover {
      transform: translate(2px, 2px);
      box-shadow: var(--shadow-doodle-hover);
    }
    .btn-primary {
      background: var(--primary-yellow);
    }
    .btn-coral {
      background: var(--accent-coral);
      color: #fff;
    }
    .btn-teal {
      background: var(--accent-teal);
      color: #fff;
    }

    .mobile-menu-btn {
      display: none;
      background: transparent;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-sm);
      padding: 6px 10px;
      font-size: 18px;
      cursor: pointer;
    }

    /* 标题与装饰区块 */
    .section-head {
      text-align: center;
      margin-bottom: 48px;
      position: relative;
    }
    .doodle-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      padding: 4px 14px;
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-pill);
      box-shadow: 2px 2px 0px var(--border-dark);
      margin-bottom: 12px;
      transform: rotate(1deg);
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      position: relative;
      display: inline-block;
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      max-width: 650px;
      margin: 12px auto 0;
    }

    /* Hero 首屏 (严格无图片) */
    .hero-section {
      padding: 64px 0 54px;
      position: relative;
    }
    .hero-inner {
      text-align: center;
      position: relative;
      z-index: 2;
    }
    .hero-pre-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      border: 2px solid var(--border-dark);
      box-shadow: 3px 3px 0px var(--border-dark);
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 24px;
      transform: rotate(-1.5deg);
    }
    .hero-title {
      font-size: 44px;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-title .highlight-box {
      background: var(--primary-yellow);
      padding: 2px 12px;
      border: 2px solid var(--border-dark);
      box-shadow: 4px 4px 0px var(--border-dark);
      display: inline-block;
      border-radius: var(--radius-sm);
      transform: rotate(1deg);
    }
    .hero-subtitle {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto 32px;
      line-height: 1.7;
    }
    .hero-cta-group {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 44px;
    }
    .btn-hero-large {
      padding: 14px 32px;
      font-size: 16px;
      border-radius: var(--radius-pill);
      box-shadow: var(--shadow-doodle-lg);
    }

    /* 首屏数据指标卡片 (CSS 纯样式绘制) */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      max-width: 1060px;
      margin: 0 auto;
    }
    .metric-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 20px 16px;
      text-align: center;
      transition: transform 0.2s ease;
    }
    .metric-card:hover {
      transform: translateY(-4px);
    }
    .metric-number {
      font-size: 28px;
      font-weight: 900;
      color: var(--text-main);
      display: block;
      margin-bottom: 4px;
    }
    .metric-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
    }

    /* 涂鸦模型胶囊跑马灯条 */
    .model-capsule-strip {
      margin-top: 40px;
      padding: 16px;
      background: #fff;
      border: 2px dashed var(--border-dark);
      border-radius: var(--radius-lg);
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }
    .model-pill {
      font-size: 12px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: var(--radius-pill);
      border: 1.5px solid var(--border-dark);
      background: #fff;
      color: var(--text-main);
      box-shadow: 1.5px 1.5px 0px var(--border-dark);
    }
    .model-pill.c1 { background: #fed7aa; }
    .model-pill.c2 { background: #bbf7d0; }
    .model-pill.c3 { background: #bae6fd; }
    .model-pill.c4 { background: #fbcfe8; }
    .model-pill.c5 { background: #fef08a; }

    /* 通用版块内边距 */
    .section-py {
      padding: 60px 0;
    }

    /* 卡片通用边框涂鸦风格 */
    .doodle-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 24px;
      position: relative;
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .doodle-card:hover {
      transform: translate(-2px, -2px);
      box-shadow: var(--shadow-doodle-lg);
    }

    /* 关于我们 / 平台能力 */
    .about-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .about-feature-title {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .about-feature-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 场景矩阵卡片流 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .service-badge {
      display: inline-block;
      font-size: 11px;
      font-weight: 800;
      padding: 2px 8px;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-pill);
      background: var(--primary-yellow);
      margin-bottom: 12px;
    }
    .service-item-title {
      font-size: 17px;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .service-item-desc {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* 一站式制作与宣传素材图图文混排 */
    .workflow-banner-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
      align-items: center;
      margin-bottom: 36px;
    }
    .banner-img-wrap {
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-doodle);
      overflow: hidden;
      background: #fff;
      aspect-ratio: 16/9;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .banner-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .workflow-info-content h3 {
      font-size: 24px;
      font-weight: 800;
      margin-bottom: 14px;
    }
    .workflow-info-content p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .check-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .check-list li {
      font-size: 14px;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .check-icon {
      width: 18px;
      height: 18px;
      background: #bbf7d0;
      border: 1.5px solid var(--border-dark);
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      font-weight: 900;
    }

    /* 标准制作流程 Step */
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      position: relative;
    }
    .step-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 22px 18px;
      text-align: center;
    }
    .step-pill-num {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--accent-coral);
      color: #fff;
      font-weight: 900;
      border: 2px solid var(--border-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 12px;
      box-shadow: 2px 2px 0px var(--border-dark);
    }
    .step-name {
      font-size: 16px;
      font-weight: 800;
      margin-bottom: 6px;
    }
    .step-desc {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 案例中心 */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .case-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .case-media-box {
      width: 100%;
      aspect-ratio: 16/10;
      overflow: hidden;
      border-bottom: 2px solid var(--border-dark);
      background: #eee;
    }
    .case-media-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }
    .case-card:hover .case-media-box img {
      transform: scale(1.03);
    }
    .case-body {
      padding: 18px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .case-tag {
      align-self: flex-start;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: var(--radius-pill);
      background: var(--accent-teal);
      color: #fff;
      border: 1px solid var(--border-dark);
      margin-bottom: 8px;
    }
    .case-title {
      font-size: 16px;
      font-weight: 800;
      margin-bottom: 6px;
    }
    .case-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测 (满足五星、9.9/10满分要求) */
    .review-score-hero {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-doodle);
      padding: 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 24px;
      flex-wrap: wrap;
      gap: 20px;
    }
    .score-left {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .score-badge-circle {
      width: 84px;
      height: 84px;
      border-radius: 50%;
      background: var(--primary-yellow);
      border: 3px solid var(--border-dark);
      box-shadow: 3px 3px 0px var(--border-dark);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }
    .score-num {
      font-size: 26px;
      font-weight: 900;
      line-height: 1;
    }
    .score-max {
      font-size: 11px;
      font-weight: 700;
    }
    .score-meta h4 {
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 4px;
    }
    .stars-render {
      color: #f59e0b;
      font-size: 18px;
      letter-spacing: 2px;
    }
    .compare-table-wrap {
      overflow-x: auto;
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }
    .compare-table th, .compare-table td {
      padding: 14px 18px;
      border-bottom: 1px solid #e5e7eb;
    }
    .compare-table th {
      background: #fdfaf6;
      font-weight: 800;
      border-bottom: 2px solid var(--border-dark);
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .table-badge-good {
      display: inline-block;
      font-weight: 800;
      color: #065f46;
      background: #d1fae5;
      border: 1px solid #10b981;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
    }

    /* Token 比价与需求匹配表单 */
    .pricing-form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .price-table-box {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 24px;
    }
    .price-table-box h3 {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .token-tier-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .token-tier-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 12px 14px;
      background: #fdfaf6;
      border: 1.5px solid var(--border-dark);
      border-radius: var(--radius-sm);
    }
    .tier-name {
      font-weight: 700;
      font-size: 14px;
    }
    .tier-price {
      font-size: 16px;
      font-weight: 900;
      color: var(--accent-coral);
    }

    /* 表单组件 */
    .form-box {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 24px;
    }
    .form-box h3 {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .form-group {
      margin-bottom: 14px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 10px 14px;
      font-size: 14px;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-sm);
      background: #fff;
      outline: none;
      font-family: inherit;
    }
    .form-control:focus {
      border-color: var(--accent-blue);
      box-shadow: 2px 2px 0px var(--border-dark);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 80px;
    }

    /* 用户评论 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .review-card {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 13.5px;
      color: var(--text-main);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px dashed #e5e7eb;
      padding-top: 10px;
    }
    .reviewer-avatar-txt {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--primary-yellow);
      border: 1.5px solid var(--border-dark);
      font-weight: 800;
      font-size: 13px;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .reviewer-info h5 {
      font-size: 14px;
      font-weight: 800;
    }
    .reviewer-info span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 (不少于 10 条) */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      overflow: hidden;
    }
    .faq-question {
      width: 100%;
      text-align: left;
      padding: 16px 20px;
      background: transparent;
      border: none;
      font-size: 15px;
      font-weight: 800;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }
    .faq-toggle-icon {
      font-size: 18px;
      font-weight: 900;
      transition: transform 0.2s;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      display: none;
      padding: 0 20px 16px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      border-top: 1px dashed #f0ede6;
    }
    .faq-item.active .faq-answer {
      display: block;
    }

    /* AI百科 & 资讯文章列表 */
    .articles-section-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .article-list-wrap {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 24px;
    }
    .article-list-wrap h3 {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 16px;
      padding-bottom: 8px;
      border-bottom: 2px dashed #eee;
    }
    .custom-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .custom-links-list li a {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: color 0.2s;
    }
    .custom-links-list li a:hover {
      color: var(--accent-coral);
    }

    /* 代理加盟 & 联系方式 */
    .agent-contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 24px;
      margin-bottom: 30px;
    }
    .contact-card-box {
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      padding: 24px;
    }
    .contact-card-box h3 {
      font-size: 18px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .contact-meta-row {
      display: flex;
      flex-direction: column;
      gap: 10px;
      font-size: 14px;
      font-weight: 600;
    }
    .qr-showcase {
      margin-top: 18px;
      display: flex;
      align-items: center;
      gap: 16px;
      background: #fdfaf6;
      border: 1.5px solid var(--border-dark);
      padding: 12px;
      border-radius: var(--radius-sm);
    }
    .qr-showcase img {
      width: 90px;
      height: 90px;
      object-fit: cover;
      border: 1.5px solid var(--border-dark);
      border-radius: var(--radius-sm);
    }
    .qr-text-explain {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 友情链接 */
    .friend-links-box {
      padding: 16px 20px;
      background: #fff;
      border: 2px solid var(--border-dark);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-doodle);
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
      font-size: 13px;
      margin-bottom: 40px;
    }
    .friend-links-title {
      font-weight: 800;
      color: var(--text-main);
    }
    .friend-links-box a {
      color: var(--text-muted);
      text-decoration: none;
      font-weight: 600;
    }
    .friend-links-box a:hover {
      color: var(--accent-coral);
    }

    /* 页脚 */
    .site-footer {
      background: #f2ece1;
      border-top: 2px solid var(--border-dark);
      padding: 36px 0 28px;
      color: var(--text-main);
    }
    .footer-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .footer-brand {
      font-weight: 800;
      color: var(--text-main);
    }

    /* 悬浮客服小卡片 */
    .float-service-widget {
      position: fixed;
      right: 20px;
      bottom: 24px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #fff;
      border: 2px solid var(--border-dark);
      box-shadow: 2px 2px 0px var(--border-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
      text-decoration: none;
      color: var(--text-main);
      cursor: pointer;
      transition: transform 0.15s;
    }
    .float-btn:hover {
      transform: scale(1.08);
    }
    .float-btn.active-qr {
      background: var(--primary-yellow);
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-title { font-size: 34px; }
      .hero-metrics-grid { grid-template-columns: repeat(2, 1fr); }
      .about-grid, .service-grid, .case-grid, .reviews-grid { grid-template-columns: repeat(2, 1fr); }
      .step-grid { grid-template-columns: repeat(2, 1fr); }
      .pricing-form-grid, .workflow-banner-grid, .articles-section-grid, .agent-contact-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .mobile-menu-btn { display: block; }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 2px solid var(--border-dark);
        flex-direction: column;
        padding: 16px;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
      }
      .nav-links.show { display: flex; }
      .nav-links li { width: 100%; text-align: center; }
      .nav-links li a { display: block; padding: 10px; }
      .hero-title { font-size: 28px; }
      .hero-metrics-grid { grid-template-columns: 1fr; }
      .about-grid, .service-grid, .case-grid, .reviews-grid { grid-template-columns: 1fr; }
      .step-grid { grid-template-columns: 1fr; }
      .review-score-hero { flex-direction: column; align-items: flex-start; }
    }