/* roulang page: index */
:root {
      --primary: #0F2E3D;
      --primary-light: #18465C;
      --accent-green: #00A86B;
      --accent-orange: #FF6B35;
      --bg-light: #F8FAFB;
      --bg-white: #FFFFFF;
      --bg-dark: #0B1921;
      --text-main: #1A202C;
      --text-muted: #4A5568;
      --text-light: #718096;
      --border-color: #E2E8F0;
      --card-shadow: 0 4px 20px -2px rgba(15, 46, 61, 0.06);
      --card-shadow-hover: 0 12px 28px -4px rgba(15, 46, 61, 0.12);
      --radius: 10px;
      --transition: all 0.25s ease-in-out;
    }

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

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

    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      color: var(--text-main);
      background-color: var(--bg-light);
      -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: 1240px;
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    .section-py {
      padding: 5rem 0;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 3.5rem auto;
    }

    .section-tag {
      display: inline-block;
      padding: 0.3rem 0.9rem;
      background: rgba(0, 168, 107, 0.1);
      color: var(--accent-green);
      font-size: 0.85rem;
      font-weight: 600;
      border-radius: 9999px;
      margin-bottom: 0.8rem;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 1rem;
      line-height: 1.35;
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.8;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.8rem 1.8rem;
      border-radius: 6px;
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      text-align: center;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn-primary {
      background-color: var(--accent-orange);
      color: #fff;
    }

    .btn-primary:hover {
      background-color: #E85925;
      box-shadow: 0 6px 16px rgba(255, 107, 53, 0.35);
    }

    .btn-secondary {
      background-color: var(--primary);
      color: #fff;
    }

    .btn-secondary:hover {
      background-color: var(--primary-light);
    }

    .btn-outline {
      background: transparent;
      border-color: #E2E8F0;
      color: var(--primary);
    }

    .btn-outline:hover {
      border-color: var(--primary);
      background-color: rgba(15, 46, 61, 0.04);
    }

    /* 顶部双行导航 */
    .topbar {
      background-color: var(--primary);
      color: #A0B2BC;
      font-size: 0.82rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 0.45rem 0;
    }

    .topbar-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .topbar-left, .topbar-right {
      display: flex;
      gap: 1.5rem;
      align-items: center;
    }

    .topbar a:hover {
      color: #FFFFFF;
    }

    .site-nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.98);
      backdrop-filter: blur(10px);
      box-shadow: 0 2px 10px rgba(15, 46, 61, 0.06);
    }

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

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

    .brand-logo-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary), var(--accent-green));
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 800;
      font-size: 1rem;
    }

    .nav-links {
      display: flex;
      gap: 1.8rem;
      list-style: none;
    }

    .nav-links a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
    }

    .nav-links a:hover, .nav-links a.active {
      color: var(--primary);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

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

    /* 板块一：首屏交互式轮播与控制台 */
    .hero-section {
      background: linear-gradient(180deg, #EDF4F7 0%, var(--bg-light) 100%);
      padding: 4.5rem 0 5rem 0;
      position: relative;
      overflow: hidden;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 3.5rem;
      align-items: center;
    }

    .hero-content h1 {
      font-size: 2.8rem;
      line-height: 1.25;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 1.25rem;
    }

    .hero-content h1 span {
      color: var(--accent-green);
    }

    .hero-desc {
      font-size: 1.1rem;
      color: var(--text-muted);
      margin-bottom: 2rem;
      line-height: 1.8;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
      margin-bottom: 2rem;
    }

    .hero-badge-item {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      padding: 0.35rem 0.8rem;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .hero-badge-item svg {
      width: 14px;
      height: 14px;
      fill: var(--accent-green);
    }

    .hero-btn-group {
      display: flex;
      gap: 1.2rem;
      flex-wrap: wrap;
    }

    .hero-dashboard-preview {
      background: #FFFFFF;
      border-radius: 14px;
      border: 1px solid var(--border-color);
      box-shadow: 0 16px 36px -6px rgba(15, 46, 61, 0.12);
      overflow: hidden;
    }

    .dashboard-header-bar {
      background: var(--primary);
      padding: 0.75rem 1rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: #fff;
      font-size: 0.85rem;
    }

    .status-dot {
      display: inline-block;
      width: 8px;
      height: 8px;
      background-color: var(--accent-green);
      border-radius: 50%;
      margin-right: 6px;
    }

    .dashboard-img-wrap {
      position: relative;
      height: 320px;
    }

    .dashboard-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .dashboard-floating-stat {
      position: absolute;
      bottom: 12px;
      left: 12px;
      right: 12px;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(8px);
      padding: 0.85rem;
      border-radius: 8px;
      display: flex;
      justify-content: space-around;
      border: 1px solid rgba(255, 255, 255, 0.7);
    }

    .floating-item {
      text-align: center;
    }

    .floating-item .val {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary);
    }

    .floating-item .lbl {
      font-size: 0.75rem;
      color: var(--text-light);
    }

    /* 板块二：传统基地管理瓶颈痛点对比 */
    .pain-section {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
    }

    .pain-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.8rem;
    }

    .pain-card {
      background: var(--bg-light);
      border-radius: var(--radius);
      padding: 2.2rem 1.8rem;
      border: 1px solid #EDF2F7;
      position: relative;
      transition: var(--transition);
    }

    .pain-card:hover {
      box-shadow: var(--card-shadow-hover);
      transform: translateY(-3px);
    }

    .pain-tag {
      display: inline-block;
      padding: 0.2rem 0.65rem;
      background: rgba(255, 107, 53, 0.12);
      color: var(--accent-orange);
      font-size: 0.75rem;
      font-weight: 700;
      border-radius: 4px;
      margin-bottom: 1rem;
    }

    .pain-card h3 {
      font-size: 1.2rem;
      color: var(--primary);
      margin-bottom: 0.85rem;
      font-weight: 700;
    }

    .pain-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
    }

    /* 板块三：系统架构与硬性规范 */
    .arch-section {
      background: var(--bg-light);
    }

    .arch-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: center;
    }

    .arch-diagram {
      background: #FFFFFF;
      padding: 2rem;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
    }

    .arch-layer {
      border: 1px dashed #CBD5E1;
      padding: 1.1rem;
      border-radius: 6px;
      margin-bottom: 1rem;
      background: #F8FAFC;
    }

    .arch-layer:last-child {
      margin-bottom: 0;
    }

    .arch-layer-title {
      font-weight: 700;
      font-size: 0.9rem;
      color: var(--primary);
      margin-bottom: 0.4rem;
      display: flex;
      justify-content: space-between;
    }

    .arch-layer-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .arch-chip {
      background: #FFFFFF;
      padding: 0.25rem 0.6rem;
      border-radius: 4px;
      font-size: 0.8rem;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
    }

    .arch-spec-box {
      margin-top: 1.8rem;
      background: #EFF6FF;
      border-left: 4px solid #3B82F6;
      padding: 1.2rem;
      border-radius: 0 6px 6px 0;
    }

    .arch-spec-box h4 {
      font-size: 0.95rem;
      color: #1E40AF;
      margin-bottom: 0.4rem;
    }

    .arch-spec-box p {
      font-size: 0.9rem;
      color: #334155;
      line-height: 1.6;
    }

    /* 板块四：核心竞争优势集群（6卡片） */
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }

    .adv-card {
      background: #FFFFFF;
      padding: 2.2rem 1.8rem;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      transition: var(--transition);
    }

    .adv-card:hover {
      box-shadow: var(--card-shadow-hover);
      border-color: var(--accent-green);
      transform: translateY(-4px);
    }

    .adv-icon {
      width: 46px;
      height: 46px;
      border-radius: 10px;
      background: rgba(0, 168, 107, 0.08);
      color: var(--accent-green);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 1.25rem;
    }

    .adv-card h3 {
      font-size: 1.2rem;
      color: var(--primary);
      margin-bottom: 0.75rem;
    }

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

    /* 板块五：产品套件对比 */
    .products-section {
      background: #FFFFFF;
    }

    .products-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }

    .prod-card {
      background: var(--bg-light);
      border-radius: 12px;
      padding: 2.5rem 2rem;
      border: 1px solid var(--border-color);
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .prod-card.featured {
      border: 2px solid var(--primary);
      background: #FFFFFF;
      box-shadow: 0 16px 32px rgba(15, 46, 61, 0.1);
      transform: scale(1.02);
    }

    .featured-badge {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #fff;
      padding: 0.25rem 1rem;
      border-radius: 9999px;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.5px;
    }

    .prod-header h3 {
      font-size: 1.35rem;
      color: var(--primary);
      margin-bottom: 0.5rem;
    }

    .prod-header p {
      font-size: 0.9rem;
      color: var(--text-light);
      margin-bottom: 1.5rem;
    }

    .prod-features {
      list-style: none;
      margin-bottom: 2rem;
    }

    .prod-features li {
      font-size: 0.92rem;
      color: var(--text-muted);
      padding: 0.55rem 0;
      border-bottom: 1px solid #EDF2F7;
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }

    .prod-features li svg {
      width: 16px;
      height: 16px;
      fill: var(--accent-green);
      flex-shrink: 0;
    }

    /* 板块六：深色沉浸式科研协同 */
    .dark-tech-section {
      background-color: var(--bg-dark);
      color: #FFFFFF;
      position: relative;
      overflow: hidden;
    }

    .dark-tech-section .section-title {
      color: #FFFFFF;
    }

    .dark-tech-section .section-desc {
      color: #A0B2BC;
    }

    .steps-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      margin-top: 2rem;
      position: relative;
    }

    .step-card {
      background: #132630;
      padding: 2rem 1.5rem;
      border-radius: 8px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      position: relative;
    }

    .step-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--accent-green);
      line-height: 1;
      margin-bottom: 1rem;
      opacity: 0.8;
    }

    .step-card h3 {
      font-size: 1.15rem;
      color: #FFFFFF;
      margin-bottom: 0.8rem;
    }

    .step-card p {
      font-size: 0.88rem;
      color: #A0AEC0;
      line-height: 1.7;
    }

    /* 板块七：标杆基地实操 */
    .case-container {
      background: #FFFFFF;
      border-radius: 14px;
      border: 1px solid var(--border-color);
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1fr;
      box-shadow: var(--card-shadow);
    }

    .case-media {
      position: relative;
      height: 100%;
      min-height: 380px;
    }

    .case-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .case-info {
      padding: 3.5rem 3rem;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .case-quote {
      font-size: 1.1rem;
      font-weight: 500;
      color: var(--primary);
      margin-bottom: 1.5rem;
      line-height: 1.8;
      border-left: 3px solid var(--accent-orange);
      padding-left: 1.2rem;
    }

    .case-profile {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-top: 1rem;
    }

    .case-avatar-icon {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--bg-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
    }

    /* 板块八：数据指标条 */
    .metrics-strip {
      background: var(--primary);
      color: #FFFFFF;
      padding: 3.5rem 0;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2rem;
      text-align: center;
    }

    .metric-val {
      font-size: 3rem;
      font-weight: 800;
      color: #FFFFFF;
      line-height: 1.1;
      margin-bottom: 0.5rem;
    }

    .metric-val span {
      color: var(--accent-green);
      font-size: 2rem;
    }

    .metric-label {
      font-size: 0.95rem;
      color: #A0B2BC;
    }

    /* 板块九：用户评价 */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }

    .testi-card {
      background: #FFFFFF;
      padding: 2.2rem 1.8rem;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testi-content {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 1.5rem;
      position: relative;
    }

    .testi-author {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      border-top: 1px solid #EDF2F7;
      padding-top: 1.2rem;
    }

    .testi-author-meta h4 {
      font-size: 0.95rem;
      color: var(--primary);
    }

    .testi-author-meta p {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* 板块十：动态专栏 */
    .news-section {
      background: #FFFFFF;
    }

    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }

    .news-card {
      border-radius: 10px;
      border: 1px solid var(--border-color);
      overflow: hidden;
      background: #FFFFFF;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .news-card:hover {
      box-shadow: var(--card-shadow-hover);
      transform: translateY(-3px);
    }

    .news-thumb {
      height: 180px;
      overflow: hidden;
    }

    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    .news-body {
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .news-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.8rem;
      color: var(--text-light);
      margin-bottom: 0.6rem;
    }

    .news-badge {
      color: var(--accent-green);
      font-weight: 600;
    }

    .news-title {
      font-size: 1.1rem;
      color: var(--primary);
      font-weight: 700;
      margin-bottom: 0.75rem;
      line-height: 1.45;
    }

    .news-excerpt {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.65;
      flex: 1;
    }

    /* 板块十一：FAQ 手风琴 */
    .faq-list {
      max-width: 840px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .faq-item {
      background: #FFFFFF;
      border-radius: 8px;
      border: 1px solid var(--border-color);
      overflow: hidden;
    }

    .faq-item summary {
      padding: 1.3rem 1.6rem;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--primary);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: var(--transition);
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary:hover {
      background-color: #F8FAFC;
    }

    .faq-item summary::after {
      content: '+';
      font-size: 1.4rem;
      font-weight: 400;
      color: var(--text-light);
      transition: transform 0.2s ease;
    }

    .faq-item[open] summary::after {
      content: '−';
      color: var(--accent-green);
    }

    .faq-content {
      padding: 0 1.6rem 1.4rem 1.6rem;
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.75;
      border-top: 1px solid #F1F5F9;
    }

    /* 板块十二：底部预约转化区 */
    .contact-section {
      background: linear-gradient(135deg, var(--primary) 0%, #081B24 100%);
      color: #FFFFFF;
      position: relative;
    }

    .contact-section .section-title {
      color: #FFFFFF;
    }

    .contact-section .section-desc {
      color: #CBD5E1;
    }

    .contact-card {
      max-width: 820px;
      margin: 0 auto;
      background: #FFFFFF;
      border-radius: 14px;
      padding: 3rem 2.5rem;
      color: var(--text-main);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    }

    .contact-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.5rem;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
    }

    .form-group.full {
      grid-column: span 2;
    }

    .form-group label {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--primary);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: 0.85rem 1rem;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      font-size: 0.95rem;
      outline: none;
      transition: var(--transition);
      background-color: #FAFAFA;
      font-family: inherit;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--accent-green);
      background-color: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(0, 168, 107, 0.15);
    }

    .form-footer-action {
      grid-column: span 2;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 0.5rem;
    }

    .security-note {
      font-size: 0.82rem;
      color: var(--text-light);
      display: flex;
      align-items: center;
      gap: 0.4rem;
    }

    /* 页脚 */
    .site-footer {
      background-color: #07131A;
      color: #94A3B8;
      font-size: 0.9rem;
      padding: 4.5rem 0 2rem 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 3rem;
      margin-bottom: 3.5rem;
    }

    .footer-col h4 {
      color: #FFFFFF;
      font-size: 1.05rem;
      margin-bottom: 1.25rem;
      font-weight: 700;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }

    .footer-col ul li a:hover {
      color: #FFFFFF;
    }

    .footer-about p {
      line-height: 1.7;
      margin-bottom: 1.2rem;
      font-size: 0.88rem;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      flex-wrap: wrap;
      gap: 1rem;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
      }
      .arch-grid {
        grid-template-columns: 1fr;
      }
      .steps-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-container {
        grid-template-columns: 1fr;
      }
      .case-media {
        min-height: 280px;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .topbar {
        display: none;
      }
      .nav-links, .nav-actions .btn {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .pain-grid,
      .advantages-grid,
      .products-grid,
      .metrics-grid,
      .testimonials-grid,
      .news-grid {
        grid-template-columns: 1fr;
      }
      .contact-form {
        grid-template-columns: 1fr;
      }
      .form-group.full,
      .form-footer-action {
        grid-column: span 1;
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
      }
      .hero-content h1 {
        font-size: 2.1rem;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    .mobile-drawer {
      display: none;
      position: fixed;
      top: 72px;
      left: 0;
      width: 100%;
      background: #FFFFFF;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
      padding: 1.5rem;
      z-index: 99;
      border-bottom: 1px solid var(--border-color);
    }
    .mobile-drawer.open {
      display: block;
    }
    .mobile-drawer ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .mobile-drawer a {
      font-size: 1rem;
      font-weight: 600;
      color: var(--primary);
      display: block;
      padding: 0.5rem 0;
    }