:root {
      --primary: #7928ca;
      --primary-hover: #6018a7;
      --accent: #b800ff;
      --accent-light: #f5edff;
      --bg-main: #faf8ff;
      --bg-card: #ffffff;
      --text-main: #1e1533;
      --text-muted: #5e5873;
      --border-color: #ede4f7;
      --gradient-brand: linear-gradient(135deg, #7928ca 0%, #a855f7 50%, #ec4899 100%);
      --gradient-subtle: linear-gradient(180deg, #fbf9ff 0%, #f4eeff 100%);
      --shadow-sm: 0 4px 12px rgba(121, 40, 202, 0.05);
      --shadow-md: 0 10px 25px rgba(121, 40, 202, 0.08);
      --shadow-lg: 0 18px 40px rgba(121, 40, 202, 0.12);
      --radius: 12px;
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

    * {
      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(--bg-main);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .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;
      display: block;
    }

    .brand-text {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

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

    .nav-links li a {
      font-size: 0.92rem;
      color: var(--text-main);
      font-weight: 500;
      padding: 8px 12px;
      border-radius: 6px;
      display: inline-block;
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      padding: 10px 22px;
      border-radius: 8px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      font-size: 0.95rem;
    }

    .btn-primary {
      background: var(--gradient-brand);
      color: #ffffff !important;
      box-shadow: 0 4px 15px rgba(121, 40, 202, 0.3);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(121, 40, 202, 0.45);
    }

    .btn-outline {
      background: #ffffff;
      color: var(--primary) !important;
      border-color: var(--border-color);
    }

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

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.6rem;
      color: var(--primary);
      cursor: pointer;
    }

    /* 区域通用规范 */
    .section-wrap {
      padding: 80px 0;
      position: relative;
    }

    .section-alt {
      background: #ffffff;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px auto;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: var(--accent-light);
      color: var(--primary);
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
    }

    /* 首屏 HERO (无图片设计) */
    .hero-section {
      padding: 90px 0 80px;
      background: radial-gradient(circle at 80% 20%, #f3e5ff 0%, #faf8ff 60%);
      position: relative;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      padding: 6px 16px;
      border-radius: 30px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
      font-size: 0.88rem;
      color: var(--primary);
      font-weight: 600;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
      box-shadow: 0 0 8px #10b981;
    }

    .hero-h1 {
      font-size: 2.85rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #120924;
      letter-spacing: -0.5px;
    }

    .hero-highlight {
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline;
    }

    .hero-lead {
      font-size: 1.15rem;
      color: var(--text-muted);
      margin-bottom: 32px;
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
    }

    .btn-hero-official {
      padding: 14px 32px;
      font-size: 1.1rem;
      border-radius: 10px;
      background: var(--gradient-brand);
      color: #ffffff !important;
      font-weight: 700;
      box-shadow: 0 8px 25px rgba(121, 40, 202, 0.35);
      border: none;
    }

    .btn-hero-official:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 30px rgba(121, 40, 202, 0.5);
    }

    .hero-visual-card {
      background: #ffffff;
      border-radius: 16px;
      padding: 30px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-lg);
      position: relative;
    }

    .visual-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-bottom: 16px;
      margin-bottom: 20px;
      border-bottom: 1px solid #f0eaf7;
    }

    .visual-title {
      font-weight: 700;
      color: var(--primary);
      font-size: 1rem;
    }

    .visual-tag {
      background: #eef2ff;
      color: #4338ca;
      font-size: 0.75rem;
      padding: 4px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    .visual-model-list {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 20px;
    }

    .v-pill {
      font-size: 0.8rem;
      padding: 4px 10px;
      background: #fbf9ff;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      color: var(--text-main);
      font-weight: 500;
    }

    .visual-metric-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      background: var(--accent-light);
      padding: 16px;
      border-radius: 10px;
      text-align: center;
    }

    .vm-val {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--primary);
    }

    .vm-lbl {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-top: 2px;
    }

    /* 数据指标区 */
    .metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: -35px;
      position: relative;
      z-index: 10;
    }

    .metric-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
    }

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

    .metric-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
    }

    .metric-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .metric-note {
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* 平台核心模型支撑带 */
    .model-marquee-section {
      padding: 30px 0;
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }

    .marquee-label {
      text-align: center;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-muted);
      margin-bottom: 14px;
      letter-spacing: 0.5px;
    }

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

    .model-badge {
      background: #fbf9ff;
      border: 1px solid var(--border-color);
      color: var(--text-main);
      font-size: 0.82rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 20px;
      transition: var(--transition);
    }

    .model-badge:hover {
      background: var(--primary);
      color: #ffffff;
      border-color: var(--primary);
    }

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

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
    }

    .feature-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 30px 24px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: #d1b4f8;
    }

    .feat-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: var(--accent-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      color: var(--primary);
      margin-bottom: 20px;
    }

    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .feature-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .card-footer-link {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 一站式创作场景网格 */
    .scenario-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 20px;
      transition: var(--transition);
    }

    .scenario-item:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }

    .scenario-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .scenario-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* 流程步骤 */
    .step-chain {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px 16px;
      text-align: center;
      position: relative;
    }

    .step-number {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--gradient-brand);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px auto;
      font-size: 1rem;
    }

    .step-card h4 {
      font-size: 1.05rem;
      margin-bottom: 8px;
    }

    .step-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 对比评测表格与卡片 */
    .eval-highlight-box {
      background: linear-gradient(135deg, #7928ca 0%, #4f46e5 100%);
      color: #ffffff;
      border-radius: 16px;
      padding: 30px;
      margin-bottom: 35px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      box-shadow: var(--shadow-md);
    }

    .eval-score-wrap {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-big {
      font-size: 3.4rem;
      font-weight: 900;
      line-height: 1;
    }

    .score-meta h4 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .score-stars {
      color: #fbbf24;
      font-size: 1.1rem;
      letter-spacing: 2px;
    }

    .eval-summary-text {
      max-width: 540px;
      font-size: 0.95rem;
      opacity: 0.92;
      line-height: 1.6;
    }

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

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

    .eval-table th,
    .eval-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f0eaf7;
    }

    .eval-table th {
      background: #fbf9ff;
      font-weight: 700;
      color: var(--text-main);
      font-size: 0.95rem;
    }

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

    .eval-table .highlight-col {
      background: #faf5ff;
      color: var(--primary);
      font-weight: 600;
    }

    /* 案例图片展示 */
    .media-card-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-top: 30px;
    }

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

    .media-img-holder {
      width: 100%;
      background: #f3e8ff;
      display: block;
      line-height: 0;
    }

    .media-img-holder img {
      width: 100%;
      height: auto;
      object-fit: contain;
      display: block;
    }

    .media-card-body {
      padding: 20px;
    }

    .media-card-body h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
    }

    .media-card-body p {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* 宣传图画廊 */
    .gallery-banner-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 30px;
    }

    .banner-card {
      border-radius: 10px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      background: #ffffff;
    }

    .banner-card img {
      width: 100%;
      height: auto;
      display: block;
      transition: var(--transition);
    }

    .banner-card:hover img {
      transform: scale(1.02);
    }

    /* 客户评价网格 (6条真实评论) */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testimonial-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testi-text {
      font-size: 0.92rem;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: italic;
    }

    .testi-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f2eef8;
      padding-top: 14px;
    }

    .user-avatar-badge {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--accent-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }

    .user-info h5 {
      font-size: 0.95rem;
      font-weight: 700;
    }

    .user-info span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 需求匹配与表单 */
    .form-panel-wrap {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px;
      box-shadow: var(--shadow-md);
      max-width: 860px;
      margin: 0 auto;
    }

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

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group.full-width {
      grid-column: 1 / -1;
    }

    .form-label {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border-radius: 8px;
      border: 1px solid #dcd3ea;
      font-size: 0.95rem;
      background: #fcfbfe;
      color: var(--text-main);
      transition: var(--transition);
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(121, 40, 202, 0.12);
    }

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

    /* FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 10px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-question {
      width: 100%;
      padding: 18px 22px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
    }

    .faq-icon {
      font-size: 1.2rem;
      color: var(--primary);
      transition: transform 0.3s ease;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fbf9ff;
      color: var(--text-muted);
      font-size: 0.95rem;
      padding: 0 22px;
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 14px 22px 18px;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* 资讯与百科 */
    .articles-links-box {
      background: #ffffff;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      padding: 30px;
      box-shadow: var(--shadow-sm);
    }

    .articles-dynamic {
      padding-bottom: 20px;
      margin-bottom: 20px;
      border-bottom: 1px solid #f0eaf7;
      font-size: 0.95rem;
      color: var(--primary);
      font-weight: 600;
    }

    .article-url-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 12px;
    }

    .article-link-item {
      background: #fcfaff;
      border: 1px solid var(--border-color);
      padding: 10px 14px;
      border-radius: 6px;
      font-size: 0.88rem;
      color: var(--text-main);
      display: inline-flex;
      align-items: center;
      justify-content: space-between;
    }

    .article-link-item:hover {
      border-color: var(--primary);
      color: var(--primary);
    }

    /* 代理加盟政策条 */
    .agent-box {
      background: linear-gradient(135deg, #faf5ff 0%, #ede4f7 100%);
      border: 2px dashed #b886ee;
      border-radius: 16px;
      padding: 36px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 30px;
      align-items: center;
    }

    .agent-title {
      font-size: 1.8rem;
      font-weight: 800;
      color: #3b116d;
      margin-bottom: 12px;
    }

    .agent-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .agent-list li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.95rem;
      color: #4a287a;
    }

    /* 底部专属统一宽度体系容器 */
    .site-footer {
      background: #171026;
      color: #d1c9e2;
      padding-top: 60px;
      padding-bottom: 30px;
      font-size: 0.9rem;
      border-top: 1px solid #2d2145;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid #281d3d;
    }

    .footer-col h5 {
      color: #ffffff;
      font-size: 1.05rem;
      margin-bottom: 18px;
      font-weight: 700;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #b0a6c6;
    }

    .footer-links a:hover {
      color: #ffffff;
    }

    .qr-kefu-box {
      display: inline-block;
      background: #ffffff;
      padding: 6px;
      border-radius: 8px;
      line-height: 0;
      width: 110px;
    }

    .qr-kefu-box img {
      width: 100%;
      height: auto;
      display: block;
    }

    .footer-friendly-links {
      padding: 24px 0;
      border-bottom: 1px solid #281d3d;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
    }

    .friendly-title {
      font-weight: 700;
      color: #ffffff;
      margin-right: 6px;
    }

    .footer-friendly-links a {
      color: #a397be;
      font-size: 0.85rem;
    }

    .footer-friendly-links a:hover {
      color: #ffffff;
      text-decoration: underline;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 24px;
      font-size: 0.82rem;
      color: #8c82a5;
    }

    /* 悬浮客服面板 */
    .floating-contact-panel {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--primary);
      font-size: 1.3rem;
      transition: var(--transition);
      position: relative;
    }

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

    .float-btn-backtop {
      display: none;
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .metrics-bar {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 20px;
      }
      .grid-3, .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .step-chain {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .agent-box {
        grid-template-columns: 1fr;
      }
      .media-card-grid {
        grid-template-columns: 1fr;
      }
      .gallery-banner-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;
        align-items: flex-start;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        display: none;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 12px 16px;
      }
      .header-cta .btn-primary {
        display: none;
      }
      .hero-h1 {
        font-size: 2rem;
      }
      .grid-3, .testimonials-grid, .grid-4, .metrics-bar, .form-grid {
        grid-template-columns: 1fr;
      }
      .step-chain {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
      .form-panel-wrap {
        padding: 24px 16px;
      }
    }