/* roulang page: index */
:root {
      --bg-dark: #0A0B10;
      --bg-card: #12141F;
      --bg-card-alt: #181B2B;
      --primary-purple: #6C5CE7;
      --primary-cyan: #00F2FE;
      --text-main: #F1F2F6;
      --text-muted: #A4B0BE;
      --border-line: rgba(255, 255, 255, 0.08);
      --border-glow: rgba(0, 242, 254, 0.35);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --font-stack: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1240px;
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 双行导航 */
    .top-meta-bar {
      background: #06070a;
      border-bottom: 1px solid var(--border-line);
      font-size: 0.82rem;
      color: var(--text-muted);
      padding: 8px 0;
    }

    .top-meta-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    .top-meta-items {
      display: flex;
      gap: 20px;
      list-style: none;
    }

    .main-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 16, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border-line);
      transition: var(--transition);
    }

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

    .site-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      color: #fff;
    }

    .brand-glow-dot {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: var(--primary-cyan);
      box-shadow: 0 0 10px var(--primary-cyan);
    }

    .site-brand span {
      background: linear-gradient(135deg, #fff 40%, var(--primary-cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-list {
      display: flex;
      list-style: none;
      gap: 28px;
    }

    .nav-item a {
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      position: relative;
      padding: 6px 0;
    }

    .nav-item a:hover,
    .nav-item a.active {
      color: #fff;
    }

    .nav-item a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary-cyan);
      transition: var(--transition);
    }

    .nav-item a:hover::after,
    .nav-item a.active::after {
      width: 100%;
    }

    .header-cta {
      display: inline-flex;
      align-items: center;
      padding: 10px 22px;
      background: linear-gradient(135deg, var(--primary-purple), #4a3cb5);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-sm);
      color: #fff;
      font-size: 0.9rem;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(108, 92, 231, 0.3);
    }

    .header-cta:hover {
      box-shadow: 0 4px 20px rgba(0, 242, 254, 0.5);
      border-color: var(--primary-cyan);
      transform: translateY(-2px);
    }

    /* 基础通用板块 */
    section {
      padding: 90px 0;
      position: relative;
    }

    .section-darker {
      background: #08090d;
    }

    .section-header {
      margin-bottom: 50px;
    }

    .section-badge {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 30px;
      background: rgba(108, 92, 231, 0.15);
      border: 1px solid rgba(108, 92, 231, 0.4);
      color: var(--primary-cyan);
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 1px;
      margin-bottom: 12px;
      text-transform: uppercase;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.35;
      margin-bottom: 16px;
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 1.02rem;
      line-height: 1.8;
      max-width: 820px;
    }

    /* 01. Hero Banner */
    .hero-banner-section {
      padding: 60px 0 80px;
      background: radial-gradient(circle at 80% 20%, rgba(108, 92, 231, 0.18), transparent 50%),
                  radial-gradient(circle at 20% 80%, rgba(0, 242, 254, 0.12), transparent 45%);
    }

    .hero-strip {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-lg);
      padding: 44px 50px;
      display: grid;
      grid-template-columns: 1.25fr 0.95fr;
      gap: 40px;
      align-items: center;
      position: relative;
      overflow: hidden;
    }

    .hero-strip::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--primary-purple), var(--primary-cyan));
    }

    .hero-h1 {
      font-size: 2.5rem;
      font-weight: 800;
      line-height: 1.28;
      margin-bottom: 20px;
      color: #fff;
    }

    .hero-h1 em {
      font-style: normal;
      background: linear-gradient(135deg, #fff 20%, var(--primary-cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-summary {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.85;
      margin-bottom: 30px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 26px;
    }

    .btn-glow {
      padding: 13px 30px;
      background: var(--primary-cyan);
      color: #050b14;
      font-weight: 700;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      box-shadow: 0 4px 18px rgba(0, 242, 254, 0.35);
    }

    .btn-glow:hover {
      box-shadow: 0 6px 26px rgba(0, 242, 254, 0.6);
      transform: translateY(-2px);
    }

    .btn-outline {
      padding: 13px 28px;
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #fff;
      font-weight: 600;
      border-radius: var(--radius-sm);
    }

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

    .hero-media-wrap {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-line);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
    }

    .hero-media-wrap img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }

    /* 02. 痛点分析区 */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
    }

    .pain-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      position: relative;
      transition: var(--transition);
    }

    .pain-card:hover {
      border-color: rgba(255, 71, 87, 0.4);
      transform: translateY(-4px);
    }

    .pain-index {
      font-size: 1.8rem;
      font-weight: 800;
      color: rgba(255, 71, 87, 0.7);
      margin-bottom: 12px;
    }

    .pain-card h3 {
      font-size: 1.15rem;
      margin-bottom: 10px;
      color: #fff;
    }

    .pain-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 03. 整体架构解法区 */
    .solution-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .solution-img-holder {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-line);
    }

    .solution-img-holder img {
      width: 100%;
      height: 420px;
      object-fit: cover;
    }

    .solution-content h3 {
      font-size: 1.6rem;
      margin-bottom: 16px;
      color: #fff;
    }

    .solution-content p {
      color: var(--text-muted);
      font-size: 0.98rem;
      line-height: 1.8;
      margin-bottom: 24px;
    }

    .tech-specs-box {
      background: var(--bg-card);
      border: 1px solid rgba(0, 242, 254, 0.2);
      border-left: 4px solid var(--primary-cyan);
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      margin-top: 15px;
    }

    .tech-specs-box strong {
      color: var(--primary-cyan);
      display: block;
      margin-bottom: 6px;
      font-size: 0.95rem;
    }

    .tech-specs-box span {
      font-size: 0.88rem;
      color: var(--text-main);
      line-height: 1.6;
    }

    /* 04. 核心优势 6 卡片 */
    .advantage-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .advantage-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .advantage-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-5px);
      box-shadow: 0 10px 28px rgba(0, 242, 254, 0.08);
    }

    .adv-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: rgba(108, 92, 231, 0.15);
      border: 1px solid rgba(108, 92, 231, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      color: var(--primary-cyan);
      margin-bottom: 20px;
    }

    .advantage-card h3 {
      font-size: 1.25rem;
      margin-bottom: 12px;
      color: #fff;
    }

    .advantage-card p {
      font-size: 0.93rem;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* 05. 旗舰产品 3 列 */
    .product-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .product-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

    .product-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-6px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
    }

    .product-thumb {
      height: 220px;
      overflow: hidden;
    }

    .product-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .product-card:hover .product-thumb img {
      transform: scale(1.05);
    }

    .product-body {
      padding: 26px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .product-tag {
      font-size: 0.78rem;
      color: var(--primary-cyan);
      font-weight: 600;
      margin-bottom: 8px;
    }

    .product-body h3 {
      font-size: 1.28rem;
      margin-bottom: 12px;
      color: #fff;
    }

    .product-body p {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .product-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--primary-cyan);
      font-weight: 600;
      font-size: 0.9rem;
    }

    .product-link:hover {
      text-decoration: underline;
    }

    /* 06. 研发理念沉浸区 */
    .philosophy-banner {
      background: #050608;
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-lg);
      padding: 60px 50px;
      position: relative;
    }

    .philosophy-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .philosophy-items {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin-top: 24px;
    }

    .ph-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
    }

    .ph-bullet {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: rgba(108, 92, 231, 0.2);
      color: var(--primary-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.85rem;
      font-weight: bold;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .ph-text h4 {
      font-size: 1.08rem;
      color: #fff;
      margin-bottom: 4px;
    }

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

    /* 07. 实战落地路径 */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .scenario-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 30px;
      position: relative;
    }

    .scenario-badge {
      font-size: 0.8rem;
      background: rgba(0, 242, 254, 0.1);
      color: var(--primary-cyan);
      padding: 3px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }

    .scenario-card h3 {
      font-size: 1.2rem;
      color: #fff;
      margin-bottom: 12px;
    }

    .scenario-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 18px;
    }

    .scenario-flow {
      border-top: 1px dashed var(--border-line);
      padding-top: 14px;
      font-size: 0.85rem;
      color: #fff;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    /* 08. 效能数据条 */
    .metric-strip {
      background: linear-gradient(135deg, #10121d 0%, #151827 100%);
      border-top: 1px solid var(--border-line);
      border-bottom: 1px solid var(--border-line);
      padding: 60px 0;
    }

    .metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }

    .metric-item .metric-num {
      font-size: 2.8rem;
      font-weight: 800;
      color: var(--primary-cyan);
      line-height: 1.1;
      margin-bottom: 10px;
      font-family: monospace, sans-serif;
    }

    .metric-item .metric-label {
      font-size: 1.05rem;
      font-weight: 600;
      color: #fff;
      margin-bottom: 6px;
    }

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

    /* 09. 客户评价与信誉 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-content {
      font-size: 0.95rem;
      color: var(--text-main);
      line-height: 1.75;
      margin-bottom: 24px;
      position: relative;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid var(--border-line);
      padding-top: 16px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #2a2e45;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-cyan);
    }

    .author-info h4 {
      font-size: 0.95rem;
      color: #fff;
    }

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

    /* 10. 前沿技术动态 */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .insight-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .insight-card:hover {
      border-color: var(--border-glow);
    }

    .insight-thumb {
      height: 180px;
    }

    .insight-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .insight-body {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .insight-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.8rem;
      color: var(--primary-cyan);
      margin-bottom: 10px;
    }

    .insight-body h3 {
      font-size: 1.15rem;
      color: #fff;
      line-height: 1.4;
      margin-bottom: 12px;
    }

    .insight-body p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 18px;
      flex-grow: 1;
    }

    .insight-anchor {
      font-size: 0.88rem;
      color: var(--primary-cyan);
      font-weight: 600;
    }

    /* 11. FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(255, 255, 255, 0.18);
    }

    .faq-header {
      padding: 20px 24px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 1.05rem;
      font-weight: 600;
      color: #fff;
    }

    .faq-icon {
      font-size: 1.2rem;
      transition: var(--transition);
      color: var(--primary-cyan);
    }

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

    .faq-body {
      display: none;
      padding: 0 24px 22px;
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.75;
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      margin-top: 6px;
    }

    .faq-item.active .faq-body {
      display: block;
    }

    /* 12. 转化区 CTA */
    .cta-panel {
      background: radial-gradient(circle at 50% 50%, rgba(108, 92, 231, 0.25), transparent 70%), var(--bg-card);
      border: 1px solid rgba(0, 242, 254, 0.3);
      border-radius: var(--radius-lg);
      padding: 60px 40px;
      text-align: center;
      max-width: 980px;
      margin: 0 auto;
      box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
    }

    .cta-panel h2 {
      font-size: 2.3rem;
      color: #fff;
      margin-bottom: 16px;
    }

    .cta-panel p {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto 36px;
      line-height: 1.8;
    }

    .cta-form {
      display: grid;
      grid-template-columns: 1fr 1fr 1.6fr auto;
      gap: 12px;
      margin-bottom: 24px;
      text-align: left;
    }

    .cta-input {
      width: 100%;
      padding: 14px 18px;
      background: rgba(8, 9, 13, 0.85);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-sm);
      color: #fff;
      font-size: 0.92rem;
      outline: none;
      transition: var(--transition);
    }

    .cta-input:focus {
      border-color: var(--primary-cyan);
      box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
    }

    .cta-submit {
      padding: 14px 28px;
      background: var(--primary-cyan);
      color: #050b14;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      font-size: 0.95rem;
      white-space: nowrap;
      transition: var(--transition);
    }

    .cta-submit:hover {
      box-shadow: 0 4px 20px rgba(0, 242, 254, 0.6);
      transform: translateY(-2px);
    }

    .cta-hints {
      font-size: 0.85rem;
      color: var(--text-muted);
      display: flex;
      justify-content: center;
      gap: 24px;
      flex-wrap: wrap;
    }

    .cta-hints span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* 全局页脚 Footer */
    .site-footer {
      background: #06070a;
      border-top: 1px solid var(--border-line);
      padding: 70px 0 24px;
      font-size: 0.92rem;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
      gap: 40px;
      margin-bottom: 50px;
    }

    .footer-col h4 {
      font-size: 1.05rem;
      color: #fff;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 8px;
    }

    .footer-col h4::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--primary-cyan);
    }

    .footer-col p {
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .footer-links a {
      color: var(--text-muted);
    }

    .footer-links a:hover {
      color: var(--primary-cyan);
      padding-left: 4px;
    }

    .footer-contact-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      color: var(--text-muted);
    }

    .footer-contact-list strong {
      color: #fff;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .footer-bottom a {
      color: var(--text-muted);
    }

    .footer-bottom a:hover {
      color: #fff;
    }

    /* 移动端汉堡切换 */
    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: transparent;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: #fff;
      transition: var(--transition);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-strip {
        grid-template-columns: 1fr;
        padding: 36px 30px;
      }
      .pain-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .product-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .solution-layout {
        grid-template-columns: 1fr;
      }
      .philosophy-grid {
        grid-template-columns: 1fr;
      }
      .metric-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenario-grid, .reviews-grid, .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
      .cta-form {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 767px) {
      .top-meta-bar {
        display: none;
      }
      .nav-list {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #0a0b10;
        flex-direction: column;
        padding: 24px;
        border-bottom: 1px solid var(--border-line);
        gap: 16px;
      }
      .nav-list.active {
        display: flex;
      }
      .menu-toggle {
        display: flex;
      }
      .header-cta {
        display: none;
      }
      .hero-h1 {
        font-size: 1.85rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .pain-grid, .advantage-grid, .product-grid, .scenario-grid, .reviews-grid, .insights-grid, .metric-grid {
        grid-template-columns: 1fr;
      }
      .cta-form {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
      section {
        padding: 55px 0;
      }
    }