:root {
      --primary: #ff416c;
      --primary-end: #ff4b2b;
      --accent: #8a2387;
      --accent-cyan: #00d2ff;
      --accent-blue: #3a7bd5;
      --bg-light: #fafbff;
      --card-bg: #ffffff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --shadow-sm: 0 4px 12px rgba(255, 65, 108, 0.06);
      --shadow-md: 0 10px 30px rgba(138, 35, 135, 0.08);
      --shadow-hover: 0 18px 40px rgba(255, 75, 43, 0.16);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
    }

    * {
      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-light);
      background-image: 
        radial-gradient(at 10% 10%, rgba(255, 65, 108, 0.05) 0px, transparent 50%),
        radial-gradient(at 90% 20%, rgba(0, 210, 255, 0.06) 0px, transparent 50%),
        radial-gradient(at 50% 80%, rgba(138, 35, 135, 0.04) 0px, transparent 60%);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }

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

    /* 顶部导航 */
    header.site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      transition: all 0.3s ease;
    }
    .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;
    }
    .brand-logo-wrap {
      max-height: 42px;
      display: flex;
      align-items: center;
    }
    .brand-logo-wrap img {
      max-height: 40px;
      width: auto;
      object-fit: contain;
    }
    .brand-name {
      font-size: 1.25rem;
      font-weight: 800;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      color: var(--text-main);
      text-decoration: none;
      font-weight: 500;
      font-size: 0.93rem;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      transition: all 0.2s ease;
    }
    .nav-links li a:hover {
      color: var(--primary);
      background: rgba(255, 65, 108, 0.08);
    }
    .header-cta {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-portal {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      color: #ffffff !important;
      padding: 9px 20px;
      border-radius: 50px;
      font-weight: 600;
      font-size: 0.9rem;
      text-decoration: none;
      box-shadow: 0 4px 15px rgba(255, 65, 108, 0.35);
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .btn-portal:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(255, 65, 108, 0.45);
    }
    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--text-main);
    }

    /* 模块通用样式 */
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-header {
      text-align: center;
      margin-bottom: 45px;
    }
    .section-badge {
      display: inline-block;
      padding: 5px 14px;
      background: rgba(255, 65, 108, 0.1);
      color: var(--primary);
      font-weight: 600;
      font-size: 0.82rem;
      border-radius: 30px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }
    .section-subtitle {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
    }

    /* 首屏 Hero 无图高光设计 */
    .hero-section {
      padding: 90px 0 70px;
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.8) 0%, rgba(248, 249, 255, 0.95) 100%);
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-inner {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1px solid rgba(255, 65, 108, 0.25);
      padding: 6px 18px;
      border-radius: 50px;
      box-shadow: 0 4px 15px rgba(255, 65, 108, 0.08);
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 24px;
    }
    .hero-title {
      font-size: 2.6rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -1px;
      color: #0f172a;
    }
    .hero-title span {
      background: linear-gradient(135deg, #ff416c, #8a2387, #00d2ff);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 1.12rem;
      color: #475569;
      line-height: 1.7;
      margin-bottom: 35px;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }
    .btn-main-official {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
      color: #ffffff;
      padding: 14px 34px;
      border-radius: 50px;
      font-size: 1.08rem;
      font-weight: 700;
      text-decoration: none;
      box-shadow: 0 8px 24px rgba(255, 65, 108, 0.4);
      transition: all 0.25s ease;
    }
    .btn-main-official:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 12px 30px rgba(255, 65, 108, 0.5);
    }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      color: var(--text-main);
      border: 1px solid var(--border-color);
      padding: 14px 28px;
      border-radius: 50px;
      font-size: 1rem;
      font-weight: 600;
      text-decoration: none;
      box-shadow: 0 4px 12px rgba(0,0,0,0.03);
      transition: all 0.2s ease;
    }
    .btn-secondary:hover {
      background: #f8fafc;
      border-color: #cbd5e1;
      transform: translateY(-2px);
    }

    /* 首屏数据指标卡片群（无图） */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }
    .metric-box {
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.9);
      padding: 22px 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .metric-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255, 65, 108, 0.3);
    }
    .metric-num {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
      line-height: 1.2;
    }
    .metric-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台介绍 */
    .about-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .about-text h3 {
      font-size: 1.45rem;
      font-weight: 700;
      margin-bottom: 14px;
      color: #0f172a;
    }
    .about-text p {
      color: #475569;
      font-size: 0.96rem;
      line-height: 1.75;
      margin-bottom: 20px;
    }
    .about-features {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .about-features li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      font-weight: 600;
      color: #334155;
    }
    .about-features li::before {
      content: "✓";
      color: #ffffff;
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      width: 18px;
      height: 18px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.72rem;
      font-weight: bold;
    }

    /* AIGC 服务与场景网格 */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .scene-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .scene-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(255, 65, 108, 0.35);
    }
    .scene-badge {
      display: inline-block;
      align-self: flex-start;
      padding: 4px 10px;
      font-size: 0.75rem;
      font-weight: 700;
      background: rgba(138, 35, 135, 0.08);
      color: var(--accent);
      border-radius: 6px;
      margin-bottom: 12px;
    }
    .scene-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .scene-card p {
      font-size: 0.88rem;
      color: #64748b;
      line-height: 1.6;
    }

    /* 案例展示区带图 */
    .showcase-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 24px;
    }
    .showcase-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease;
    }
    .showcase-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
    }
    .showcase-media {
      width: 100%;
      background: #f1f5f9;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }
    .showcase-media.banner-wide {
      aspect-ratio: 16 / 9;
    }
    .showcase-media.square-ratio {
      aspect-ratio: 1 / 1;
    }
    .showcase-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }
    .showcase-card:hover .showcase-media img {
      transform: scale(1.04);
    }
    .showcase-info {
      padding: 20px;
    }
    .showcase-info h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 6px;
    }
    .showcase-info p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 支持模型标签云 */
    .tags-container {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }
    .tags-cloud {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 15px;
    }
    .model-tag {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      color: #334155;
      padding: 6px 14px;
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 600;
      transition: all 0.2s;
    }
    .model-tag:hover {
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      color: #ffffff;
      border-color: transparent;
      transform: translateY(-2px);
    }

    /* 对比评测卡片与表格 */
    .review-highlight {
      background: linear-gradient(135deg, rgba(255, 65, 108, 0.04), rgba(0, 210, 255, 0.04));
      border: 2px solid rgba(255, 65, 108, 0.2);
      border-radius: var(--radius-lg);
      padding: 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
      flex-wrap: wrap;
      gap: 20px;
    }
    .review-score-box {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .score-num {
      font-size: 3rem;
      font-weight: 900;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1;
    }
    .score-text {
      display: flex;
      flex-direction: column;
    }
    .score-stars {
      color: #ff9800;
      font-size: 1.15rem;
      letter-spacing: 2px;
    }
    .score-label {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
    }
    .review-tagline {
      font-size: 1rem;
      color: #475569;
      max-width: 600px;
    }

    .table-responsive {
      overflow-x: auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }
    table.compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 650px;
    }
    table.compare-table th, table.compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.92rem;
    }
    table.compare-table th {
      background: #f8fafc;
      font-weight: 700;
      color: #0f172a;
    }
    table.compare-table tr:last-child td {
      border-bottom: none;
    }
    table.compare-table tr:hover td {
      background: rgba(255, 65, 108, 0.02);
    }
    .badge-highlight {
      display: inline-block;
      padding: 3px 8px;
      background: rgba(255, 65, 108, 0.1);
      color: var(--primary);
      border-radius: 4px;
      font-weight: 700;
      font-size: 0.82rem;
    }

    /* 标准流程时间线 */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .process-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }
    .process-step {
      font-size: 1.8rem;
      font-weight: 900;
      color: rgba(255, 65, 108, 0.2);
      margin-bottom: 10px;
      line-height: 1;
    }
    .process-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .process-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 客户评价 */
    .comments-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .comment-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;
    }
    .comment-quote {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.65;
      margin-bottom: 16px;
      position: relative;
    }
    .comment-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }
    .user-avatar-placeholder {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.95rem;
    }
    .user-info h5 {
      font-size: 0.92rem;
      font-weight: 700;
      color: #0f172a;
    }
    .user-info p {
      font-size: 0.78rem;
      color: #64748b;
    }

    /* FAQ 展开面板 */
    .faq-list {
      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: 0 2px 8px rgba(0,0,0,0.02);
      transition: all 0.2s;
    }
    .faq-item:hover {
      border-color: rgba(255, 65, 108, 0.3);
    }
    .faq-question {
      padding: 18px 24px;
      font-weight: 700;
      font-size: 1rem;
      color: #1e293b;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-toggle-icon {
      font-size: 1.2rem;
      color: var(--primary);
      transition: transform 0.25s ease;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fafcff;
      color: #475569;
      font-size: 0.92rem;
      line-height: 1.7;
    }
    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 24px 20px;
      border-top: 1px solid #f1f5f9;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }

    /* 文章列表 */
    .articles-block {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-sm);
    }
    .article-links-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      list-style: none;
      margin-top: 15px;
    }
    .article-links-list li a {
      display: block;
      padding: 12px 18px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
      text-decoration: none;
      color: var(--text-main);
      font-weight: 600;
      font-size: 0.9rem;
      border-left: 3px solid var(--primary);
      transition: all 0.2s;
    }
    .article-links-list li a:hover {
      background: #ffffff;
      box-shadow: 0 4px 12px rgba(0,0,0,0.06);
      transform: translateX(4px);
      color: var(--primary);
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: flex-start;
    }
    .contact-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group label {
      font-size: 0.88rem;
      font-weight: 600;
      color: #334155;
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--text-main);
      background: #fdfdfd;
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(255, 65, 108, 0.1);
    }
    textarea.form-control {
      min-height: 100px;
      resize: vertical;
    }
    .btn-submit {
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      color: #ffffff;
      border: none;
      padding: 14px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(255, 65, 108, 0.3);
      transition: all 0.2s ease;
    }
    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(255, 65, 108, 0.4);
    }

    .contact-info-list {
      display: flex;
      flex-direction: column;
      gap: 18px;
      margin-top: 20px;
    }
    .contact-item {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 0.95rem;
      color: #334155;
    }
    .contact-qr-wrap {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
      margin-top: 15px;
      padding: 16px;
      background: #f8fafc;
      border-radius: var(--radius-md);
      border: 1px dashed var(--border-color);
    }
    .contact-qr-wrap img {
      width: 130px;
      height: 130px;
      object-fit: contain;
      border-radius: 8px;
      background: #fff;
    }

    /* 友情链接与页脚 */
    .friend-links-box {
      padding: 24px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 40px;
    }
    .friend-links-title {
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: #334155;
    }
    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }
    .friend-links-list a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.88rem;
      transition: color 0.2s;
    }
    .friend-links-list a:hover {
      color: var(--primary);
    }

    footer.site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 50px 0 30px;
      border-top: 1px solid #1e293b;
    }
    .footer-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      padding-bottom: 30px;
      margin-bottom: 20px;
    }
    .footer-brand {
      color: #ffffff;
      font-size: 1.2rem;
      font-weight: 800;
    }
    .footer-links {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }
    .footer-links a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 0.88rem;
      transition: color 0.2s;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      text-align: center;
      font-size: 0.82rem;
      color: #64748b;
    }

    /* 浮动工具栏 */
    .floating-tools {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 990;
    }
    .float-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--primary);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 15px rgba(0,0,0,0.1);
      cursor: pointer;
      text-decoration: none;
      font-size: 1.1rem;
      font-weight: bold;
      transition: all 0.2s;
    }
    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: scale(1.08);
    }

    /* 响应式断点 */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 2.1rem;
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scene-grid, .showcase-grid, .comments-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-grid, .contact-wrapper {
        grid-template-columns: 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: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        display: block;
        padding: 10px;
      }
      .header-cta {
        display: none;
      }
      .hero-title {
        font-size: 1.75rem;
      }
      .hero-metrics-grid {
        grid-template-columns: 1fr 1fr;
      }
      .scene-grid, .showcase-grid, .comments-grid, .article-links-list {
        grid-template-columns: 1fr;
      }
      .process-grid {
        grid-template-columns: 1fr;
      }
      .review-highlight {
        flex-direction: column;
        align-items: flex-start;
      }
    }