/* roulang page: index */
:root {
      --c-primary: #0A0F14;
      --c-accent: #00D084;
      --c-accent-hover: #00b371;
      --c-bg: #F7F9FB;
      --c-bg-dark: #0D131A;
      --c-card-bg: #FFFFFF;
      --c-card-border: #E2E8F0;
      --c-text-main: #1A202C;
      --c-text-muted: #64748B;
      --c-text-inverse: #F8FAFC;
      --radius-sm: 4px;
      --radius-md: 8px;
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
      --shadow-md: 0 4px 12px rgba(10,15,20,0.06);
      --shadow-hover: 0 12px 28px rgba(0, 208, 132, 0.12);
      --font-stack: Inter, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

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

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .container {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    /* TopBar & Header */
    .topbar {
      background: #05080b;
      color: #94A3B8;
      font-size: 0.8125rem;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      padding: 0.4rem 0;
    }
    .topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      background: var(--c-accent);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--c-accent);
      animation: pulse 2s infinite ease-in-out;
    }
    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.85); }
    }

    header.site-header {
      position: sticky;
      top: 0;
      z-index: 99;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--c-card-border);
    }
    .navbar {
      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: 800;
      color: var(--c-primary);
      letter-spacing: -0.02em;
    }
    .logo-icon {
      width: 32px;
      height: 32px;
      background: var(--c-primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--c-accent);
    }
    .nav-links {
      display: flex;
      gap: 1.75rem;
      list-style: none;
    }
    .nav-links a {
      font-size: 0.9375rem;
      font-weight: 500;
      color: #334155;
      padding: 0.25rem 0;
      position: relative;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--c-primary);
    }
    .nav-links a.active::after {
      content: '';
      position: absolute;
      bottom: -6px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--c-accent);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      font-weight: 600;
      font-size: 0.9375rem;
      padding: 0.65rem 1.4rem;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }
    .btn-primary {
      background: var(--c-accent);
      color: #05160E;
    }
    .btn-primary:hover {
      background: var(--c-accent-hover);
      box-shadow: 0 4px 14px rgba(0,208,132,0.3);
      transform: translateY(-1px);
    }
    .btn-dark {
      background: var(--c-primary);
      color: #fff;
    }
    .btn-dark:hover {
      background: #1e2630;
      transform: translateY(-1px);
    }
    .btn-outline {
      border-color: var(--c-card-border);
      background: #fff;
      color: #334155;
    }
    .btn-outline:hover {
      background: #f1f5f9;
      border-color: #cbd5e1;
    }

    /* Common Section Styles */
    section {
      padding: 5.5rem 0;
      border-bottom: 1px solid var(--c-card-border);
      position: relative;
    }
    .section-header {
      margin-bottom: 3.5rem;
    }
    .section-header.center {
      text-align: center;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.8125rem;
      font-weight: 700;
      color: #047857;
      background: rgba(0, 208, 132, 0.12);
      padding: 0.3rem 0.8rem;
      border-radius: var(--radius-sm);
      margin-bottom: 1rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }
    .section-title {
      font-size: clamp(1.75rem, 3.2vw, 2.5rem);
      font-weight: 800;
      color: var(--c-primary);
      letter-spacing: -0.02em;
      line-height: 1.25;
      margin-bottom: 1.15rem;
    }
    .section-desc {
      font-size: 1.0625rem;
      color: var(--c-text-muted);
      line-height: 1.7;
    }

    /* 板块 1: Hero 资源与搜索大屏 */
    .hero-section {
      background: linear-gradient(180deg, #0A0F14 0%, #111923 100%), url('/assets/images/8a4b4e15b05508ef.png') center/cover no-repeat;
      background-blend-mode: overlay;
      color: var(--c-text-inverse);
      padding: 6.5rem 0 7rem;
      text-align: center;
      position: relative;
    }
    .hero-content {
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-title {
      font-size: clamp(2.25rem, 5vw, 3.75rem);
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.03em;
      margin-bottom: 1.5rem;
      color: #FFFFFF;
    }
    .hero-title span {
      color: var(--c-accent);
    }
    .hero-desc {
      font-size: 1.125rem;
      color: #94A3B8;
      line-height: 1.8;
      margin-bottom: 2.5rem;
    }
    .hero-search-box {
      max-width: 680px;
      margin: 0 auto 1.5rem;
      display: flex;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--radius-sm);
      padding: 0.4rem;
      backdrop-filter: blur(10px);
    }
    .hero-search-input {
      flex: 1;
      background: transparent;
      border: none;
      padding: 0.8rem 1.2rem;
      color: #fff;
      font-size: 1rem;
      outline: none;
    }
    .hero-search-input::placeholder {
      color: #64748B;
    }
    .hero-tags {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 0.75rem;
      font-size: 0.875rem;
      color: #94A3B8;
    }
    .hero-tags a {
      background: rgba(255,255,255,0.06);
      padding: 0.25rem 0.75rem;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255,255,255,0.1);
    }
    .hero-tags a:hover {
      background: rgba(0, 208, 132, 0.15);
      border-color: var(--c-accent);
      color: var(--c-accent);
    }

    /* 板块 2: 全球覆盖态势 */
    .coverage-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3.5rem;
      align-items: center;
    }
    .coverage-img-wrap {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--c-card-border);
      box-shadow: var(--shadow-md);
    }
    .coverage-stats {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
      margin-top: 2rem;
    }
    .stat-card {
      background: #FFFFFF;
      padding: 1.5rem;
      border-radius: var(--radius-sm);
      border: 1px solid var(--c-card-border);
    }
    .stat-card .val {
      font-size: 2rem;
      font-weight: 800;
      color: var(--c-primary);
      margin-bottom: 0.25rem;
    }
    .stat-card .val span {
      color: var(--c-accent);
      font-size: 1.25rem;
    }
    .stat-card .lbl {
      font-size: 0.875rem;
      color: var(--c-text-muted);
    }

    /* 板块 3: 架构与中台底座 (#intro) */
    .bg-light-alt {
      background-color: #F1F5F9;
    }
    .arch-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .arch-card {
      background: #fff;
      padding: 2.25rem;
      border-radius: var(--radius-sm);
      border: 1px solid var(--c-card-border);
      transition: all 0.3s ease;
    }
    .arch-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--c-accent);
    }
    .arch-icon {
      width: 44px;
      height: 44px;
      background: rgba(0, 208, 132, 0.1);
      color: #047857;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-sm);
      font-weight: bold;
      margin-bottom: 1.25rem;
    }
    .arch-card h3 {
      font-size: 1.25rem;
      margin-bottom: 0.75rem;
      color: var(--c-primary);
    }
    .arch-card p {
      font-size: 0.9375rem;
      color: var(--c-text-muted);
      line-height: 1.65;
    }

    /* 板块 4: 核心竞争优势 6 卡片 (#advantages) */
    .adv-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .adv-card {
      background: #FFFFFF;
      border: 1px solid var(--c-card-border);
      border-radius: var(--radius-sm);
      padding: 2rem;
      position: relative;
      transition: all 0.25s ease;
    }
    .adv-card:hover {
      border-color: var(--c-accent);
      box-shadow: var(--shadow-hover);
    }
    .adv-num {
      font-size: 0.8125rem;
      font-weight: 700;
      color: #94A3B8;
      letter-spacing: 0.1em;
      margin-bottom: 0.75rem;
    }
    .adv-card h3 {
      font-size: 1.15rem;
      color: var(--c-primary);
      margin-bottom: 0.75rem;
    }
    .adv-card p {
      font-size: 0.9rem;
      color: var(--c-text-muted);
      line-height: 1.6;
      margin-bottom: 1.25rem;
    }
    .adv-tags {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
    }
    .adv-tags span {
      background: #F8FAFC;
      border: 1px solid #E2E8F0;
      font-size: 0.75rem;
      padding: 0.2rem 0.5rem;
      border-radius: 2px;
      color: #475569;
    }

    /* 板块 5: 场景卡 / 行业场景分栏 (#solutions) */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .scene-card {
      background: #fff;
      border-radius: var(--radius-sm);
      border: 1px solid var(--c-card-border);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .scene-thumb {
      height: 200px;
      overflow: hidden;
      position: relative;
    }
    .scene-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .scene-card:hover .scene-thumb img {
      transform: scale(1.05);
    }
    .scene-body {
      padding: 1.75rem;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .scene-body h3 {
      font-size: 1.25rem;
      margin-bottom: 0.75rem;
      color: var(--c-primary);
    }
    .scene-body p {
      font-size: 0.9375rem;
      color: var(--c-text-muted);
      margin-bottom: 1.5rem;
      flex: 1;
    }

    /* 板块 6: 沉浸式深色大屏案例与控制中枢 (#case-dark) */
    .section-dark-cockpit {
      background: var(--c-bg-dark);
      color: #fff;
      border-top: 1px solid rgba(255,255,255,0.08);
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .cockpit-wrapper {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 3.5rem;
      align-items: center;
    }
    .cockpit-preview {
      border: 1px solid rgba(0, 208, 132, 0.3);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 0 35px rgba(0, 208, 132, 0.08);
      position: relative;
    }
    .cockpit-info h2 {
      color: #fff;
      margin-bottom: 1.25rem;
    }
    .cockpit-info p {
      color: #94A3B8;
      font-size: 1rem;
      line-height: 1.75;
      margin-bottom: 2rem;
    }
    .cockpit-feature-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }
    .cockpit-feature-item {
      display: flex;
      gap: 1rem;
    }
    .cockpit-feature-item .dot {
      width: 10px;
      height: 10px;
      background: var(--c-accent);
      border-radius: 50%;
      margin-top: 0.5rem;
      flex-shrink: 0;
    }
    .cockpit-feature-item h4 {
      font-size: 1.05rem;
      color: #F8FAFC;
      margin-bottom: 0.25rem;
    }
    .cockpit-feature-item p {
      font-size: 0.875rem;
      color: #64748B;
      margin-bottom: 0;
    }

    /* 板块 7: 本地化与前后对比 (#comparison) */
    .compare-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
    }
    .compare-box {
      padding: 2.5rem;
      border-radius: var(--radius-sm);
      border: 1px solid var(--c-card-border);
    }
    .compare-box.traditional {
      background: #FFFFFF;
      border-left: 4px solid #94A3B8;
    }
    .compare-box.intelligent {
      background: #FFFFFF;
      border-left: 4px solid var(--c-accent);
      box-shadow: var(--shadow-sm);
    }
    .compare-box h3 {
      font-size: 1.35rem;
      margin-bottom: 1.5rem;
    }
    .compare-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      font-size: 0.9375rem;
      color: var(--c-text-muted);
    }
    .compare-list li {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
    }
    .compare-list li strong {
      color: var(--c-primary);
    }

    /* 板块 8: 热门产品系列卡片 (#products) */
    .products-stack {
      display: flex;
      flex-direction: column;
      gap: 2.5rem;
    }
    .product-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: center;
      background: #FFFFFF;
      padding: 2.5rem;
      border-radius: var(--radius-sm);
      border: 1px solid var(--c-card-border);
    }
    .product-row:nth-child(even) {
      grid-template-columns: 1fr 1fr;
      direction: rtl;
    }
    .product-row:nth-child(even) .product-detail {
      direction: ltr;
    }
    .product-row:nth-child(even) .product-thumb {
      direction: ltr;
    }
    .product-thumb {
      border-radius: var(--radius-sm);
      overflow: hidden;
      border: 1px solid var(--c-card-border);
    }
    .product-detail h3 {
      font-size: 1.5rem;
      color: var(--c-primary);
      margin-bottom: 1rem;
    }
    .product-detail p {
      font-size: 0.95rem;
      color: var(--c-text-muted);
      line-height: 1.7;
      margin-bottom: 1.5rem;
    }
    .tech-specs-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
      margin-bottom: 1.75rem;
    }
    .tech-spec-item {
      background: #F8FAFC;
      padding: 0.75rem 1rem;
      border-radius: var(--radius-sm);
      font-size: 0.875rem;
    }
    .tech-spec-item strong {
      display: block;
      color: var(--c-primary);
      font-weight: 700;
    }

    /* 板块 9: 核心性能数据统计带 (#metrics) */
    .metrics-bar {
      background: #0A0F14;
      color: #fff;
      padding: 4.5rem 0;
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 2rem;
      text-align: center;
    }
    .metric-item .number {
      font-size: clamp(2.5rem, 4vw, 3.5rem);
      font-weight: 800;
      color: var(--c-accent);
      line-height: 1;
      margin-bottom: 0.75rem;
      font-variant-numeric: tabular-nums;
    }
    .metric-item .label {
      font-size: 1rem;
      font-weight: 600;
      color: #F8FAFC;
      margin-bottom: 0.5rem;
    }
    .metric-item .desc {
      font-size: 0.8125rem;
      color: #64748B;
    }

    /* 板块 10: 标杆用户口碑与运行审计 (#reviews) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .review-card {
      background: #FFFFFF;
      padding: 2.25rem;
      border-radius: var(--radius-sm);
      border: 1px solid var(--c-card-border);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-quote {
      font-size: 0.95rem;
      color: #334155;
      line-height: 1.7;
      margin-bottom: 1.5rem;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 1rem;
      border-top: 1px solid #F1F5F9;
      padding-top: 1.25rem;
    }
    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #0A0F14;
      color: var(--c-accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }
    .author-info h4 {
      font-size: 0.9375rem;
      color: var(--c-primary);
    }
    .author-info span {
      font-size: 0.8125rem;
      color: var(--c-text-muted);
    }

    /* 板块 11: 行业动态与技术研讨论文 (#news) */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .news-card {
      background: #fff;
      border: 1px solid var(--c-card-border);
      border-radius: var(--radius-sm);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .news-card-img {
      height: 180px;
      overflow: hidden;
    }
    .news-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-card-body {
      padding: 1.5rem;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .news-date {
      font-size: 0.8125rem;
      color: #94A3B8;
      margin-bottom: 0.5rem;
    }
    .news-card-body h3 {
      font-size: 1.125rem;
      line-height: 1.4;
      margin-bottom: 0.75rem;
      color: var(--c-primary);
    }
    .news-card-body p {
      font-size: 0.875rem;
      color: var(--c-text-muted);
      line-height: 1.6;
      margin-bottom: 1.25rem;
      flex: 1;
    }
    .news-link {
      font-size: 0.875rem;
      font-weight: 600;
      color: #047857;
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
    }

    /* 板块 12: 生态互通与驱动兼容伙伴 (#partners) */
    .partner-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 1.25rem;
    }
    .partner-cell {
      background: #FFFFFF;
      border: 1px solid var(--c-card-border);
      padding: 1.5rem 1rem;
      text-align: center;
      border-radius: var(--radius-sm);
      font-weight: 600;
      font-size: 0.9375rem;
      color: #475569;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      transition: all 0.2s ease;
    }
    .partner-cell:hover {
      border-color: var(--c-accent);
      color: var(--c-primary);
      transform: translateY(-2px);
    }
    .partner-cell span.protocol {
      font-size: 0.75rem;
      color: #94A3B8;
      font-weight: 400;
    }

    /* 板块 13: 快速解答与技术答疑 FAQ (#faq) */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--c-card-border);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: border-color 0.2s ease;
    }
    .faq-item[open] {
      border-color: var(--c-accent);
    }
    .faq-summary {
      padding: 1.25rem 1.5rem;
      font-size: 1.0625rem;
      font-weight: 700;
      color: var(--c-primary);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-summary::-webkit-details-marker {
      display: none;
    }
    .faq-summary::after {
      content: '+';
      font-size: 1.5rem;
      line-height: 1;
      font-weight: 400;
      color: var(--c-text-muted);
      transition: transform 0.2s ease;
    }
    .faq-item[open] .faq-summary::after {
      content: '−';
      color: var(--c-accent);
    }
    .faq-content {
      padding: 0 1.5rem 1.25rem;
      font-size: 0.9375rem;
      color: var(--c-text-muted);
      line-height: 1.7;
      border-top: 1px dashed #F1F5F9;
      padding-top: 1rem;
    }

    /* 板块 14: 落地保障声明与即时方案咨询 CTA (#contact-cta) */
    .cta-section {
      background: #0A0F14;
      color: #fff;
      padding: 5rem 0;
    }
    .assurance-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      padding-bottom: 3.5rem;
      border-bottom: 1px solid rgba(255,255,255,0.1);
      margin-bottom: 3.5rem;
    }
    .assurance-item {
      display: flex;
      gap: 1rem;
      align-items: flex-start;
    }
    .assurance-item .icon {
      font-size: 1.5rem;
      color: var(--c-accent);
      line-height: 1;
    }
    .assurance-item h4 {
      font-size: 1rem;
      color: #fff;
      margin-bottom: 0.25rem;
    }
    .assurance-item p {
      font-size: 0.8125rem;
      color: #94A3B8;
      line-height: 1.5;
    }
    .cta-form-wrap {
      max-width: 800px;
      margin: 0 auto;
      text-align: center;
    }
    .cta-form-wrap h2 {
      font-size: 2rem;
      margin-bottom: 1rem;
    }
    .cta-form-wrap p {
      color: #94A3B8;
      margin-bottom: 2rem;
      font-size: 1rem;
    }
    .consult-form {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr auto;
      gap: 1rem;
      background: rgba(255,255,255,0.04);
      padding: 1rem;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255,255,255,0.1);
    }
    .form-input {
      background: #111822;
      border: 1px solid rgba(255,255,255,0.15);
      border-radius: var(--radius-sm);
      padding: 0.75rem 1rem;
      color: #fff;
      font-size: 0.9375rem;
      outline: none;
    }
    .form-input:focus {
      border-color: var(--c-accent);
    }
    .form-input::placeholder {
      color: #64748B;
    }

    /* Footer */
    footer.site-footer {
      background: #05080b;
      color: #94A3B8;
      padding: 4.5rem 0 2rem;
      font-size: 0.875rem;
      border-top: 1px solid rgba(255,255,255,0.06);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1.2fr 1fr;
      gap: 3rem;
      margin-bottom: 3.5rem;
    }
    .footer-brand h3 {
      font-size: 1.25rem;
      color: #FFFFFF;
      margin-bottom: 1rem;
    }
    .footer-brand p {
      font-size: 0.875rem;
      line-height: 1.7;
      color: #64748B;
      margin-bottom: 1rem;
    }
    .footer-col h4 {
      font-size: 1rem;
      color: #FFFFFF;
      margin-bottom: 1.25rem;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }
    .footer-links a:hover {
      color: var(--c-accent);
    }
    .footer-contact {
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
      color: #94A3B8;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.06);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
      font-size: 0.8125rem;
      color: #64748B;
    }

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

    /* Responsive */
    @media (max-width: 1024px) {
      .adv-grid, .arch-grid, .scene-grid, .news-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .partner-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .coverage-grid, .cockpit-wrapper, .product-row, .product-row:nth-child(even) {
        grid-template-columns: 1fr;
        direction: ltr;
        gap: 2rem;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .topbar {
        display: none;
      }
      .nav-links, .header-actions {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .adv-grid, .arch-grid, .scene-grid, .news-grid, .reviews-grid, .compare-container {
        grid-template-columns: 1fr;
      }
      .metrics-grid, .assurance-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
      }
      .consult-form {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-search-box {
        flex-direction: column;
        gap: 0.5rem;
        background: transparent;
        padding: 0;
        border: none;
      }
      .hero-search-input {
        background: rgba(255,255,255,0.08);
        border: 1px solid rgba(255,255,255,0.2);
        border-radius: var(--radius-sm);
      }
    }