:root {
      --primary-color: #ff3366;
      --secondary-color: #7928ca;
      --accent-color: #00f0ff;
      --accent-yellow: #ffe600;
      --dark-text: #1a1b26;
      --muted-text: #565f89;
      --light-bg: #f8f9fe;
      --white: #ffffff;
      --border-color: #e2e8f0;
      --card-bg: #ffffff;
      --shadow-sm: 0 4px 12px rgba(121, 40, 202, 0.06);
      --shadow-md: 0 10px 25px rgba(255, 51, 102, 0.1);
      --shadow-lg: 0 18px 40px rgba(121, 40, 202, 0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 24px;
      --gradient-vibrant: linear-gradient(135deg, #ff3366 0%, #ff6b4a 50%, #ffe600 100%);
      --gradient-neon: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --gradient-soft: linear-gradient(180deg, #ffffff 0%, #f4f6fc 100%);
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--light-bg);
      color: var(--dark-text);
      line-height: 1.6;
    }

    body {
      background-color: var(--light-bg);
      background-image: 
        radial-gradient(circle at 10% 10%, rgba(255, 51, 102, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 90%, rgba(121, 40, 202, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 60%);
      background-attachment: fixed;
      overflow-x: hidden;
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
    }

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部导航 */
    header.site-header {
      width: 100%;
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 2px solid #f1f3f9;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    }

    .nav-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 {
      display: flex;
      align-items: center;
      height: 40px;
      max-width: 140px;
    }

    .brand-name {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--dark-text);
      letter-spacing: -0.5px;
    }

    .brand-badge {
      background: var(--gradient-vibrant);
      color: #fff;
      font-size: 0.7rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 20px;
      text-transform: uppercase;
    }

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

    .nav-links li a {
      color: var(--dark-text);
      text-decoration: none;
      font-size: 0.95rem;
      font-weight: 600;
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      transition: all 0.25s ease;
      display: inline-block;
    }

    .nav-links li a:hover {
      color: var(--primary-color);
      background: rgba(255, 51, 102, 0.06);
    }

    .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: 700;
      border-radius: 30px;
      text-decoration: none;
      transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
      cursor: pointer;
      border: none;
      outline: none;
      text-align: center;
    }

    .btn-glow-pop {
      background: var(--gradient-vibrant);
      color: #ffffff;
      box-shadow: 0 6px 20px rgba(255, 51, 102, 0.35);
    }

    .btn-glow-pop:hover {
      transform: translateY(-2px) scale(1.02);
      box-shadow: 0 10px 28px rgba(255, 51, 102, 0.5);
      color: #ffffff;
    }

    .btn-neon-purple {
      background: var(--gradient-neon);
      color: #ffffff;
      box-shadow: 0 6px 20px rgba(121, 40, 202, 0.35);
    }

    .btn-neon-purple:hover {
      transform: translateY(-2px) scale(1.02);
      box-shadow: 0 10px 28px rgba(121, 40, 202, 0.5);
      color: #ffffff;
    }

    .btn-outline {
      background: #ffffff;
      color: var(--dark-text);
      border: 2px solid #e2e8f0;
    }

    .btn-outline:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      transform: translateY(-2px);
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--dark-text);
      cursor: pointer;
      padding: 6px;
    }

    /* 主体区域 */
    main {
      width: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    section {
      width: 100%;
      padding: 70px 0;
      position: relative;
    }

    /* 艳色潮流 Hero 区域（首屏严禁出现任何图片） */
    .hero-section {
      padding: 90px 0 80px 0;
      background: linear-gradient(180deg, #ffffff 0%, #f4f7fe 100%);
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid #edf2f7;
    }

    .hero-decor-1 {
      position: absolute;
      top: -100px;
      right: -80px;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(255, 51, 102, 0.15) 0%, rgba(255, 230, 0, 0.05) 70%, transparent 100%);
      border-radius: 50%;
      filter: blur(40px);
      z-index: 1;
      pointer-events: none;
    }

    .hero-decor-2 {
      position: absolute;
      bottom: -60px;
      left: -60px;
      width: 360px;
      height: 360px;
      background: radial-gradient(circle, rgba(121, 40, 202, 0.12) 0%, rgba(0, 240, 255, 0.06) 70%, transparent 100%);
      border-radius: 50%;
      filter: blur(40px);
      z-index: 1;
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }

    .hero-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1.5px solid #ff3366;
      padding: 6px 18px;
      border-radius: 30px;
      font-size: 0.88rem;
      font-weight: 700;
      color: #ff3366;
      margin-bottom: 24px;
      box-shadow: 0 4px 15px rgba(255, 51, 102, 0.12);
    }

    .hero-pill .dot {
      width: 8px;
      height: 8px;
      background: #ff3366;
      border-radius: 50%;
      animation: pulse 1.8s infinite;
    }

    @keyframes pulse {
      0% { transform: scale(0.95); opacity: 0.8; }
      50% { transform: scale(1.3); opacity: 1; }
      100% { transform: scale(0.95); opacity: 0.8; }
    }

    h1.hero-title {
      font-size: 2.7rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--dark-text);
      margin-bottom: 20px;
      letter-spacing: -0.8px;
    }

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

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--muted-text);
      max-width: 780px;
      margin: 0 auto 36px auto;
      line-height: 1.7;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      margin-bottom: 48px;
      flex-wrap: wrap;
    }

    .hero-actions .btn-lg {
      padding: 14px 36px;
      font-size: 1.05rem;
    }

    /* 首屏纯CSS构建的科技卡片（无图片） */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 20px;
    }

    .stat-card {
      background: #ffffff;
      border: 1px solid #edf0f8;
      border-radius: var(--radius-md);
      padding: 20px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      text-align: center;
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #ff3366;
    }

    .stat-num {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--primary-color);
      display: block;
      margin-bottom: 4px;
    }

    .stat-card:nth-child(2) .stat-num {
      color: var(--secondary-color);
    }
    .stat-card:nth-child(3) .stat-num {
      color: #ff8a00;
    }
    .stat-card:nth-child(4) .stat-num {
      color: #00b0ff;
    }

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

    /* 模块标题与排版 */
    .section-head {
      text-align: center;
      margin-bottom: 48px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-color);
      background: rgba(255, 51, 102, 0.08);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 10px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--muted-text);
      max-width: 680px;
      margin: 0 auto;
    }

    /* 模型矩阵徽章云 */
    .models-marquee-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      border: 1px solid #eef2f8;
      margin-top: 30px;
    }

    .models-chip-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }

    .model-chip {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      color: var(--dark-text);
      font-size: 0.85rem;
      font-weight: 700;
      padding: 8px 16px;
      border-radius: 30px;
      transition: all 0.2s ease;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .model-chip:hover {
      background: var(--dark-text);
      color: #ffffff;
      transform: translateY(-2px);
      border-color: var(--dark-text);
    }

    /* 场景卡片矩阵 */
    .features-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .scene-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid #edf0f8;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }

    .scene-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(255, 51, 102, 0.4);
    }

    .scene-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: rgba(255, 51, 102, 0.08);
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .scene-card:nth-child(2n) .scene-icon {
      background: rgba(121, 40, 202, 0.08);
      color: var(--secondary-color);
    }

    .scene-card:nth-child(3n) .scene-icon {
      background: rgba(0, 176, 255, 0.08);
      color: #0090e0;
    }

    .scene-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 10px;
    }

    .scene-text {
      font-size: 0.92rem;
      color: var(--muted-text);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* 图文两栏介绍区 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .media-card-wrap {
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      border: 1px solid #edf0f8;
    }

    .media-card-wrap img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-md);
      display: block;
      object-fit: cover;
    }

    .intro-content-block h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 18px;
    }

    .intro-content-block p {
      font-size: 1rem;
      color: var(--muted-text);
      margin-bottom: 20px;
      line-height: 1.7;
    }

    .feature-checklist {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-bottom: 28px;
    }

    .feature-checklist li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--dark-text);
    }

    .check-bullet {
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: #e6fffa;
      color: #00b894;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 900;
    }

    /* 评测与对比卡片 */
    .rating-banner {
      background: var(--gradient-soft);
      border: 2px solid #e2e8f0;
      border-radius: var(--radius-lg);
      padding: 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
      box-shadow: var(--shadow-sm);
    }

    .rating-score-box {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .score-number {
      font-size: 3.5rem;
      font-weight: 900;
      color: var(--primary-color);
      line-height: 1;
    }

    .score-detail h4 {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 4px;
    }

    .stars-row {
      color: #ffb800;
      font-size: 1.2rem;
      letter-spacing: 2px;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      border: 1px solid #edf0f8;
    }

    table.comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.95rem;
    }

    table.comparison-table th, table.comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #edf0f8;
    }

    table.comparison-table th {
      background: #f8fafc;
      color: var(--dark-text);
      font-weight: 800;
    }

    table.comparison-table tr:hover td {
      background: #fafcff;
    }

    .highlight-col {
      background: rgba(255, 51, 102, 0.03);
      font-weight: 700;
      color: var(--primary-color);
    }

    /* 标准流程时间轴 */
    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .process-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid #eef2f8;
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .process-num {
      font-size: 2rem;
      font-weight: 900;
      color: rgba(255, 51, 102, 0.15);
      position: absolute;
      top: 14px;
      right: 18px;
    }

    .process-title {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 8px;
    }

    .process-desc {
      font-size: 0.88rem;
      color: var(--muted-text);
      line-height: 1.6;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid #edf0f8;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }

    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--gradient-neon);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .review-user h5 {
      font-size: 1rem;
      font-weight: 800;
      color: var(--dark-text);
    }

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

    .review-body {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.6;
    }

    /* FAQ 手风琴折叠面板 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid #edf0f8;
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.3s ease;
    }

    .faq-question {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--dark-text);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-question:hover {
      color: var(--primary-color);
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fafcff;
      padding: 0 24px;
      color: var(--muted-text);
      font-size: 0.95rem;
      line-height: 1.7;
    }

    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 0 24px 20px 24px;
    }

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

    /* 表单与需求匹配 */
    .form-wrapper-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid #eef2f8;
      box-shadow: var(--shadow-md);
      max-width: 760px;
      margin: 0 auto;
    }

    .custom-form {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .form-row-2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .form-group label {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--dark-text);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1.5px solid #e2e8f0;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: var(--dark-text);
      background: #f8fafc;
      transition: all 0.2s ease;
      outline: none;
    }

    .form-control:focus {
      border-color: var(--primary-color);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.12);
    }

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

    /* 文章与百科推荐 */
    .articles-container {
      background: #ffffff;
      padding: 30px;
      border-radius: var(--radius-lg);
      border: 1px solid #edf0f8;
      box-shadow: var(--shadow-sm);
      margin-bottom: 30px;
    }

    .article-links-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      list-style: none;
      margin-top: 16px;
    }

    .article-links-list li a {
      color: var(--dark-text);
      text-decoration: none;
      font-size: 0.95rem;
      font-weight: 600;
      padding: 10px 14px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
      display: block;
      border: 1px solid #eef2f8;
      transition: all 0.2s ease;
    }

    .article-links-list li a:hover {
      color: var(--primary-color);
      border-color: var(--primary-color);
      background: rgba(255, 51, 102, 0.04);
      transform: translateX(4px);
    }

    /* 页脚设计 */
    footer.site-footer {
      width: 100%;
      background: #111420;
      color: #a0aec0;
      padding: 60px 0 30px 0;
      border-top: 1px solid #1f2438;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .footer-main-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 800;
      margin-bottom: 18px;
    }

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

    .footer-links-list li a {
      color: #a0aec0;
      text-decoration: none;
      font-size: 0.9rem;
      transition: color 0.2s ease;
    }

    .footer-links-list li a:hover {
      color: var(--primary-color);
    }

    .footer-qr-block {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .footer-qr-img {
      width: 90px;
      height: 90px;
      background: #ffffff;
      padding: 4px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .footer-qr-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 4px;
    }

    .footer-qr-text {
      font-size: 0.85rem;
      color: #cbd5e1;
      line-height: 1.5;
    }

    .friendly-links-wrap {
      border-top: 1px solid #1e2439;
      padding-top: 24px;
      margin-bottom: 24px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
      font-size: 0.88rem;
    }

    .friendly-links-wrap a {
      color: #718096;
      text-decoration: none;
      transition: color 0.2s;
    }

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

    .footer-bottom {
      border-top: 1px solid #1a1f33;
      padding-top: 20px;
      text-align: center;
      font-size: 0.85rem;
      color: #718096;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 浮动客服入口 */
    .float-contact {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: var(--gradient-vibrant);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-md);
      cursor: pointer;
      text-decoration: none;
      font-size: 1.2rem;
      transition: transform 0.3s;
    }

    .float-btn:hover {
      transform: scale(1.1);
    }

    .back-top-btn {
      background: #ffffff;
      color: var(--dark-text);
      border: 1px solid #edf0f8;
      display: none;
    }

    /* 响应式媒体查询 */
    @media (max-width: 1024px) {
      .features-grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-main-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        border-bottom: 2px solid #ff3366;
      }
      .nav-links.active {
        display: flex;
      }
      .mobile-menu-toggle {
        display: block;
      }
      h1.hero-title {
        font-size: 1.9rem;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .features-grid-3, .reviews-grid, .intro-grid, .form-row-2, .article-links-list {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        gap: 20px;
        text-align: center;
      }
      .rating-score-box {
        flex-direction: column;
      }
      .footer-main-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }