:root {
      --bg-main: #f8fafd;
      --bg-card: #ffffff;
      --bg-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --primary: #2563eb;
      --primary-hover: #1d4ed8;
      --neon-cyan: #06b6d4;
      --neon-purple: #8b5cf6;
      --neon-pink: #ec4899;
      --neon-green: #10b981;
      --border-color: #e2e8f0;
      --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
      --shadow-md: 0 10px 25px -5px rgba(37,99,235,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
      --shadow-glow: 0 0 20px rgba(6,182,212,0.25), 0 0 40px rgba(139,92,246,0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --container-width: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
    }

    body {
      background: radial-gradient(circle at 10% 20%, rgba(6, 182, 212, 0.05) 0%, transparent 40%),
                  radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 40%),
                  var(--bg-main);
      min-height: 100vh;
      overflow-x: hidden;
    }

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

    /* 顶部导航 */
    .header-nav {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    }
    .header-nav .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
      color: var(--text-main);
      font-size: 20px;
      font-weight: 800;
      letter-spacing: -0.5px;
    }
    .brand-logo img {
      height: 36px;
      width: auto;
      max-width: 140px;
      object-fit: contain;
    }
    .nav-menu {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      display: block;
      padding: 8px 14px;
      text-decoration: none;
      color: var(--text-muted);
      font-weight: 600;
      font-size: 14px;
      transition: all 0.25s ease;
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover {
      color: var(--primary);
      background: rgba(37, 99, 235, 0.06);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      font-size: 14px;
      padding: 10px 20px;
      border-radius: var(--radius-sm);
      text-decoration: none;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .btn-primary {
      background: linear-gradient(135deg, #2563eb, #8b5cf6);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    }
    .btn-primary:hover {
      background: linear-gradient(135deg, #1d4ed8, #7c3aed);
      box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
      transform: translateY(-2px);
    }
    .btn-glow {
      background: linear-gradient(135deg, #06b6d4, #3b82f6);
      color: #ffffff;
      border: 1px solid rgba(255,255,255,0.4);
      box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
    }
    .btn-glow:hover {
      box-shadow: 0 0 25px rgba(6, 182, 212, 0.7);
      transform: translateY(-2px);
    }
    .btn-outline {
      border-color: var(--border-color);
      background: #ffffff;
      color: var(--text-main);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(37, 99, 235, 0.04);
    }
    .nav-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
      color: var(--text-main);
    }

    /* Section 通用 */
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px;
    }
    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background: rgba(37, 99, 235, 0.08);
      border: 1px solid rgba(37, 99, 235, 0.2);
      border-radius: 50px;
      margin-bottom: 12px;
    }
    .section-head h2 {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }
    .section-head p {
      font-size: 16px;
      color: var(--text-muted);
    }

    /* 首屏 Hero (严禁图片，纯 CSS 荧光几何) */
    .hero-section {
      padding: 90px 0 70px;
      background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(241,245,249,0.7) 100%);
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-glow-1 {
      position: absolute;
      top: -100px;
      left: 50%;
      transform: translateX(-50%);
      width: 600px;
      height: 300px;
      background: radial-gradient(circle, rgba(6, 182, 212, 0.25) 0%, rgba(139, 92, 246, 0.15) 50%, transparent 70%);
      filter: blur(50px);
      z-index: 1;
      pointer-events: none;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid rgba(6, 182, 212, 0.4);
      box-shadow: 0 0 15px rgba(6, 182, 212, 0.15);
      border-radius: 30px;
      font-size: 13px;
      font-weight: 700;
      color: #0284c7;
      margin-bottom: 24px;
    }
    .hero-title {
      font-size: 46px;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-title .text-gradient {
      background: linear-gradient(135deg, #0284c7 0%, #2563eb 50%, #7c3aed 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 760px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }
    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }
    .hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      padding: 24px;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }
    .stat-item {
      text-align: center;
      padding: 10px;
      border-right: 1px solid var(--border-color);
    }
    .stat-item:last-child {
      border-right: none;
    }
    .stat-number {
      font-size: 28px;
      font-weight: 800;
      color: #2563eb;
      display: block;
      margin-bottom: 4px;
    }
    .stat-label {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台介绍卡片 */
    .intro-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .intro-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: all 0.3s ease;
      box-shadow: var(--shadow-sm);
    }
    .intro-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: rgba(37, 99, 235, 0.4);
    }
    .card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(139, 92, 246, 0.15));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 18px;
      color: var(--primary);
    }
    .intro-card h3 {
      font-size: 18px;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .intro-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 服务与场景矩阵 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 20px;
    }
    .service-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      transition: all 0.3s ease;
    }
    .service-box::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, #06b6d4, #8b5cf6);
      opacity: 0;
      transition: opacity 0.3s ease;
      border-radius: var(--radius-md) var(--radius-md) 0 0;
    }
    .service-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(6, 182, 212, 0.3);
    }
    .service-box:hover::before {
      opacity: 1;
    }
    .service-box h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .service-box p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 平台模型标签云 */
    .model-tags-container {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      box-shadow: var(--shadow-sm);
    }
    .model-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }
    .model-tag {
      padding: 8px 16px;
      background: var(--bg-alt);
      border: 1px solid var(--border-color);
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
      transition: all 0.2s ease;
    }
    .model-tag:hover {
      background: #ffffff;
      border-color: var(--primary);
      color: var(--primary);
      box-shadow: 0 0 10px rgba(37, 99, 235, 0.2);
    }

    /* 一站式制作图文区 */
    .onestop-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }
    .onestop-media {
      width: 100%;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .onestop-media img {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }
    .onestop-text h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .onestop-list {
      list-style: none;
      margin-bottom: 24px;
    }
    .onestop-list li {
      position: relative;
      padding-left: 24px;
      margin-bottom: 12px;
      font-size: 14px;
      color: var(--text-muted);
    }
    .onestop-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      color: #10b981;
      font-weight: 800;
    }

    /* 案例中心展示 */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }
    .case-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
    }
    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #e2e8f0;
    }
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .case-info {
      padding: 20px;
    }
    .case-info h4 {
      font-size: 16px;
      margin-bottom: 8px;
    }
    .case-info p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 对比评测表格 */
    .eval-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }
    .eval-score-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-bottom: 24px;
      margin-bottom: 24px;
      border-bottom: 1px solid var(--border-color);
      flex-wrap: wrap;
      gap: 16px;
    }
    .score-badge-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .score-number {
      font-size: 40px;
      font-weight: 900;
      color: #2563eb;
      line-height: 1;
    }
    .score-stars {
      color: #f59e0b;
      font-size: 20px;
      letter-spacing: 2px;
    }
    .eval-table-wrapper {
      width: 100%;
      overflow-x: auto;
    }
    .eval-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 600px;
    }
    .eval-table th, .eval-table td {
      padding: 14px 16px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }
    .eval-table th {
      background: var(--bg-alt);
      font-weight: 700;
      color: var(--text-main);
    }
    .eval-table td.highlight {
      background: rgba(37, 99, 235, 0.03);
      font-weight: 700;
      color: #2563eb;
    }

    /* Token 比价板块 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }
    .token-card.featured {
      border: 2px solid #06b6d4;
      box-shadow: 0 0 20px rgba(6, 182, 212, 0.15);
      position: relative;
    }
    .token-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .token-price {
      font-size: 28px;
      font-weight: 800;
      color: #0f172a;
      margin: 12px 0;
    }
    .token-price span {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: normal;
    }

    /* 流程步骤 */
    .flow-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 16px;
    }
    .flow-step {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 14px;
      text-align: center;
      position: relative;
    }
    .step-idx {
      width: 32px;
      height: 32px;
      background: linear-gradient(135deg, #06b6d4, #2563eb);
      color: #ffffff;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .flow-step h4 {
      font-size: 15px;
      margin-bottom: 6px;
    }
    .flow-step p {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .review-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #2563eb, #8b5cf6);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
    }
    .review-author {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
    }
    .review-role {
      font-size: 12px;
      color: var(--text-muted);
    }
    .review-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* FAQ 折叠面板 */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: all 0.2s ease;
    }
    .faq-item.active {
      border-color: rgba(37, 99, 235, 0.4);
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      padding: 18px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-weight: 700;
      font-size: 15px;
      color: var(--text-main);
      user-select: none;
    }
    .faq-toggle-icon {
      font-size: 18px;
      color: var(--primary);
      transition: transform 0.3s ease;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
      background: var(--bg-alt);
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
    }
    .faq-answer-inner {
      padding: 16px 24px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      border-top: 1px solid var(--border-color);
    }

    /* 需求匹配与表单 */
    .form-wrapper {
      max-width: 800px;
      margin: 0 auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group.full-width {
      grid-column: span 2;
    }
    .form-group label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      outline: none;
      background: #ffffff;
      transition: border-color 0.2s ease;
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }
    .form-group textarea {
      resize: vertical;
      min-height: 100px;
    }

    /* 文章与资讯专栏 */
    .news-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 24px;
    }
    .news-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .news-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .news-item-link {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 12px;
      border-radius: var(--radius-sm);
      text-decoration: none;
      color: var(--text-main);
      font-size: 14px;
      background: var(--bg-alt);
      transition: all 0.2s ease;
    }
    .news-item-link:hover {
      background: #ffffff;
      border: 1px solid var(--primary);
      color: var(--primary);
      transform: translateX(4px);
    }

    /* 联系我们与客服 */
    .contact-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }
    .contact-info {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .contact-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 14px;
      color: var(--text-muted);
    }
    .contact-item strong {
      color: var(--text-main);
    }
    .qr-card {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 20px;
      background: var(--bg-alt);
      border-radius: var(--radius-md);
      text-align: center;
    }
    .qr-card img {
      width: 140px;
      height: 140px;
      object-fit: cover;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      margin-bottom: 12px;
    }

    /* 页脚 Footer */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 40px 0 24px;
      color: var(--text-muted);
      font-size: 13px;
    }
    .footer-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 24px;
      border-bottom: 1px solid var(--border-color);
      margin-bottom: 20px;
    }
    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }
    .friend-links span {
      font-weight: 700;
      color: var(--text-main);
    }
    .friend-links a {
      color: var(--text-muted);
      text-decoration: none;
      transition: color 0.2s ease;
    }
    .friend-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 浮动组件 */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      text-decoration: none;
      font-size: 18px;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: translateY(-3px);
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-title { font-size: 34px; }
      .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
      .stat-item { border-right: none; }
      .intro-grid, .case-grid, .reviews-grid { grid-template-columns: repeat(2, 1fr); }
      .onestop-container { grid-template-columns: 1fr; }
      .flow-grid { grid-template-columns: repeat(3, 1fr); }
      .token-grid { grid-template-columns: repeat(2, 1fr); }
      .news-grid { grid-template-columns: 1fr; }
      .contact-container { grid-template-columns: 1fr; }
    }

    @media (max-width: 768px) {
      .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        padding: 20px;
        flex-direction: column;
        display: none;
      }
      .nav-menu.active {
        display: flex;
      }
      .nav-links {
        flex-direction: column;
        width: 100%;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        padding: 12px 16px;
      }
      .nav-toggle {
        display: block;
      }
      .hero-title { font-size: 28px; }
      .hero-desc { font-size: 15px; }
      .intro-grid, .case-grid, .reviews-grid, .token-grid, .flow-grid { grid-template-columns: 1fr; }
      .form-grid { grid-template-columns: 1fr; }
      .form-group.full-width { grid-column: span 1; }
      .eval-score-header { flex-direction: column; align-items: flex-start; }
    }