:root {
      --primary: #0f4c81;
      --primary-hover: #0a355c;
      --primary-bright: #1a73e8;
      --accent: #0066ff;
      --accent-light: #e8f0fe;
      --bg-main: #f5f8fc;
      --bg-card: #ffffff;
      --border-color: #dce5f2;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --max-w: 1200px;
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 8px rgba(15, 76, 129, 0.06);
      --shadow-md: 0 8px 24px rgba(15, 76, 129, 0.1);
      --shadow-lg: 0 16px 36px rgba(15, 76, 129, 0.14);
      --transition: all 0.25s ease-in-out;
    }

    * {
      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;
      min-width: 320px;
    }

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

    img {
      max-width: 100%;
      height: auto;
      vertical-align: middle;
      border-radius: var(--radius-sm);
    }

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

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

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

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

    .ai-page-logo {
      height: 42px;
      width: auto;
      object-fit: contain;
    }

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

    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary);
      line-height: 1.2;
    }

    .brand-slogan {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

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

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

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

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

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

    .btn-primary {
      background: linear-gradient(135deg, var(--primary-bright) 0%, var(--primary) 100%);
      color: #ffffff;
      box-shadow: 0 4px 12px rgba(15, 76, 129, 0.25);
    }

    .btn-primary:hover {
      box-shadow: 0 6px 18px rgba(15, 76, 129, 0.35);
      transform: translateY(-2px);
    }

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

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

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--primary);
      cursor: pointer;
      padding: 4px;
    }

    /* 统一通栏与标题 */
    .section-wrap {
      padding: 80px 0;
      border-bottom: 1px solid #eef2f7;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 50px auto;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 1px;
      color: var(--primary-bright);
      background: var(--accent-light);
      border-radius: 50px;
      margin-bottom: 12px;
    }

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

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 首屏 Hero（严禁出现图片） */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #e2ecf9 0%, #f4f8fc 60%, #ffffff 100%);
      padding: 90px 0 70px 0;
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }

    .hero-content h1 {
      font-size: 2.4rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.25;
      margin-bottom: 20px;
    }

    .hero-lead {
      font-size: 1.15rem;
      color: #334155;
      margin-bottom: 24px;
      line-height: 1.6;
    }

    .hero-highlights {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 32px;
    }

    .badge-pill {
      background: #ffffff;
      border: 1px solid var(--border-color);
      color: var(--primary);
      font-size: 0.85rem;
      padding: 6px 14px;
      border-radius: 30px;
      box-shadow: var(--shadow-sm);
    }

    .hero-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 30px;
    }

    .hero-notice {
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .hero-dashboard-preview {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .preview-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid #eef2f7;
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

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

    .status-indicator {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.8rem;
      color: #059669;
      background: #ecfdf5;
      padding: 4px 10px;
      border-radius: 20px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background: #10b981;
      border-radius: 50%;
    }

    .console-stat-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 20px;
    }

    .console-stat-card {
      background: var(--bg-main);
      padding: 16px;
      border-radius: var(--radius-sm);
      border-left: 4px solid var(--primary-bright);
    }

    .console-stat-label {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 4px;
    }

    .console-stat-val {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
    }

    .model-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      padding-top: 14px;
      border-top: 1px dashed #e2e8f0;
    }

    .model-chip {
      background: #f1f5f9;
      color: #475569;
      font-size: 0.75rem;
      padding: 4px 8px;
      border-radius: 4px;
    }

    /* 通用卡片网格 */
    .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: var(--bg-card);
      border-radius: var(--radius-md);
      padding: 26px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

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

    .card-icon-box {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: var(--accent-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 18px;
    }

    .card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .card-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 平台介绍 */
    .about-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }

    .about-text h3 {
      font-size: 1.6rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 16px;
    }

    .about-points {
      list-style: none;
      margin: 20px 0;
      display: grid;
      gap: 12px;
    }

    .about-points li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.95rem;
      color: #334155;
    }

    .about-points li::before {
      content: "✔";
      color: var(--primary-bright);
      font-weight: 800;
    }

    .about-media-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    /* 流程步骤 */
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

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

    .step-badge {
      width: 40px;
      height: 40px;
      background: var(--primary-bright);
      color: #ffffff;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
      margin-bottom: 16px;
    }

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

    .step-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* 案例中心图文展示 */
    .case-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .case-img-wrap {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #e2e8f0;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 0;
      transition: var(--transition);
    }

    .case-card:hover .case-img-wrap img {
      transform: scale(1.05);
    }

    .case-body {
      padding: 20px;
      flex-grow: 1;
    }

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

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* 对比评测表格与卡片 */
    .eval-highlight-box {
      background: linear-gradient(135deg, #0f4c81 0%, #1a73e8 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      margin-bottom: 30px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .eval-score-wrap {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .eval-big-score {
      font-size: 3.4rem;
      font-weight: 900;
      line-height: 1;
      color: #ffd166;
    }

    .eval-score-info h4 {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .eval-stars {
      color: #ffd166;
      font-size: 1.2rem;
      letter-spacing: 2px;
    }

    .eval-summary-text {
      max-width: 480px;
      font-size: 0.95rem;
      opacity: 0.95;
      line-height: 1.5;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .table-custom {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
    }

    .table-custom th,
    .table-custom td {
      padding: 16px 20px;
      border-bottom: 1px solid #eef2f7;
    }

    .table-custom th {
      background-color: #f1f5f9;
      color: var(--primary);
      font-weight: 700;
    }

    .table-custom tbody tr:hover {
      background-color: #f8fafc;
    }

    .col-highlight {
      background-color: #f0f7ff;
      font-weight: 600;
      color: var(--primary-bright);
    }

    /* Token 比价 */
    .token-table-wrap {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }

    .price-badge {
      display: inline-block;
      padding: 3px 8px;
      font-size: 0.8rem;
      font-weight: 600;
      background: #dcfce7;
      color: #15803d;
      border-radius: 4px;
    }

    /* 客户评价网格 */
    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-quote {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.6;
      margin-bottom: 20px;
      position: relative;
    }

    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .user-avatar-initial {
      width: 42px;
      height: 42px;
      background: var(--primary);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }

    .user-name {
      font-weight: 700;
      color: var(--text-main);
      font-size: 0.95rem;
    }

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

    /* FAQ 折叠 */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

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

    .faq-question {
      width: 100%;
      text-align: left;
      padding: 18px 24px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--primary);
      background: #ffffff;
      border: none;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: var(--transition);
    }

    .faq-question:hover {
      background: #f8fafc;
    }

    .faq-icon {
      font-size: 1.2rem;
      transition: transform 0.25s ease;
      color: var(--primary-bright);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #fdfdfd;
      border-top: 1px solid transparent;
    }

    .faq-item.active .faq-answer {
      border-top-color: #eef2f7;
      padding: 18px 24px;
      max-height: 300px;
    }

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

    .faq-answer p {
      font-size: 0.95rem;
      color: #475569;
      line-height: 1.6;
    }

    /* 需求匹配与表单 */
    .form-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 36px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }

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

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
    }

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

    .form-control:focus {
      border-color: var(--primary-bright);
      box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
    }

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

    /* 行业资讯与文章列表 */
    .article-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

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

    .article-item:hover {
      border-color: var(--primary-bright);
      transform: translateY(-2px);
    }

    .article-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
      display: block;
    }

    .article-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    .article-meta {
      font-size: 0.8rem;
      color: var(--primary-bright);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 加盟代理与横幅 */
    .agent-banner {
      background: linear-gradient(135deg, #102a43 0%, #0f4c81 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 30px;
      align-items: center;
    }

    .agent-banner h3 {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 14px;
      color: #ffffff;
    }

    .agent-banner p {
      font-size: 1rem;
      opacity: 0.9;
      line-height: 1.6;
      margin-bottom: 20px;
    }

    .agent-stats {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .agent-stat-box {
      background: rgba(255, 255, 255, 0.1);
      padding: 16px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .agent-stat-num {
      font-size: 1.4rem;
      font-weight: 800;
      color: #ffd166;
    }

    .agent-stat-text {
      font-size: 0.85rem;
      opacity: 0.85;
    }

    /* 联系我们 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

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

    .contact-item-row {
      display: flex;
      align-items: flex-start;
      gap: 16px;
      margin-bottom: 22px;
    }

    .contact-icon {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--accent-light);
      color: var(--primary-bright);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      flex-shrink: 0;
    }

    .contact-text-box h4 {
      font-size: 1rem;
      color: var(--primary);
      margin-bottom: 4px;
    }

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

    .qr-container {
      margin-top: 24px;
      padding-top: 20px;
      border-top: 1px dashed var(--border-color);
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .qr-img-box {
      width: 110px;
      height: 110px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 6px;
      border-radius: var(--radius-sm);
      flex-shrink: 0;
    }

    .qr-desc h5 {
      font-size: 0.95rem;
      color: var(--primary);
      margin-bottom: 4px;
    }

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

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

    .gallery-item {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    /* 页脚与友情链接 */
    .site-footer {
      background: #0b1f33;
      color: #94a3b8;
      padding: 50px 0 30px 0;
      font-size: 0.9rem;
    }

    .footer-top-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 30px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

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

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

    .friend-links-box {
      background: rgba(255, 255, 255, 0.05);
      padding: 16px 20px;
      border-radius: var(--radius-sm);
      margin-bottom: 30px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }

    .friend-links-title {
      color: #ffffff;
      font-weight: 600;
      font-size: 0.9rem;
    }

    .friend-links-box a {
      color: #cbd5e1;
      font-size: 0.85rem;
    }

    .friend-links-box a:hover {
      color: #ffffff;
      text-decoration: underline;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
    }

    /* 浮动客服与返回顶部 */
    .floating-tools {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 999;
    }

    .tool-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--primary);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--border-color);
      cursor: pointer;
      transition: var(--transition);
      font-size: 1.1rem;
    }

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

    /* 响应式媒体查询 */
    @media (max-width: 992px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .about-box {
        grid-template-columns: 1fr;
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .agent-banner {
        grid-template-columns: 1fr;
      }
      .banner-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid #f1f5f9;
      }
      .grid-3,
      .grid-2,
      .step-grid,
      .article-list,
      .contact-grid,
      .banner-gallery-grid {
        grid-template-columns: 1fr;
      }
      .hero-content h1 {
        font-size: 1.85rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .console-stat-grid {
        grid-template-columns: 1fr;
      }
    }