/* roulang page: index */
:root {
      --primary: #0F2942;
      --primary-dark: #0A1C2E;
      --accent: #FF5A1F;
      --accent-hover: #E04810;
      --bg-page: #F8FAFC;
      --bg-card: #FFFFFF;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --text-light: #94A3B8;
      --border-color: #E2E8F0;
      --dark-concept-bg: #0B132B;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --shadow-sm: 0 2px 8px rgba(15, 41, 66, 0.04);
      --shadow-md: 0 8px 24px -4px rgba(15, 41, 66, 0.08);
      --shadow-hover: 0 16px 32px -6px rgba(15, 41, 66, 0.12);
      --font-stack: system-ui, -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(--bg-page);
      color: var(--text-main);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

    button, input, select, textarea {
      font-family: inherit;
      font-size: 1rem;
    }

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    .section {
      padding: 80px 0;
      position: relative;
      scroll-margin-top: 80px;
    }

    .section-alt {
      background-color: #FFFFFF;
    }

    .section-header {
      margin-bottom: 48px;
      text-align: left;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--accent);
      background: rgba(255, 90, 31, 0.1);
      padding: 4px 12px;
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.35;
      margin-bottom: 16px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 820px;
      line-height: 1.8;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: all 0.25s ease;
      border: 1px solid transparent;
      gap: 8px;
      white-space: nowrap;
    }

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

    .btn-primary:hover {
      background-color: var(--accent-hover);
      box-shadow: 0 6px 16px rgba(255, 90, 31, 0.35);
      transform: translateY(-2px);
    }

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

    .btn-outline:hover {
      border-color: var(--primary);
      background: var(--bg-page);
    }

    /* Topbar */
    .topbar {
      background: var(--primary-dark);
      color: var(--text-light);
      font-size: 0.825rem;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

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

    .topbar-info {
      display: flex;
      gap: 24px;
    }

    /* Main Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.98);
      backdrop-filter: blur(10px);
      box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    }

    .navbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.5rem;
      font-weight: 900;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

    .brand-badge {
      font-size: 0.75rem;
      background: var(--primary);
      color: #FFFFFF;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: normal;
    }

    .nav-links {
      display: flex;
      list-style: none;
      gap: 32px;
    }

    .nav-links a {
      font-weight: 600;
      color: var(--text-main);
      font-size: 0.95rem;
      position: relative;
    }

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

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

    /* Hero Section: 无大图首屏，图标矩阵 + 状态条 + 短标题 */
    .hero-section {
      background: linear-gradient(180deg, #F1F5F9 0%, #FFFFFF 100%);
      padding: 70px 0 60px;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-top-status {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 6px 16px;
      border-radius: 30px;
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    }

    .status-text {
      font-size: 0.85rem;
      color: var(--text-main);
      font-weight: 600;
    }

    .hero-title {
      font-size: 2.85rem;
      font-weight: 900;
      color: var(--primary);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 36px;
      max-width: 900px;
    }

    /* 状态条 */
    .live-status-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      margin-bottom: 40px;
      box-shadow: var(--shadow-sm);
    }

    .status-bar-item {
      display: flex;
      flex-direction: column;
    }

    .status-bar-item:not(:last-child) {
      border-right: 1px solid var(--border-color);
      padding-right: 16px;
    }

    .status-bar-label {
      font-size: 0.825rem;
      color: var(--text-muted);
      margin-bottom: 4px;
    }

    .status-bar-val {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--primary);
    }

    /* 图标矩阵 */
    .icon-matrix {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .matrix-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

    .matrix-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(255, 90, 31, 0.4);
    }

    .matrix-icon-wrap {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: rgba(15, 41, 66, 0.05);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      color: var(--accent);
      font-size: 1.25rem;
      font-weight: 800;
    }

    .matrix-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .matrix-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

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

    .pain-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid #FEE2E2;
      padding: 24px;
      position: relative;
    }

    .pain-tag {
      font-size: 0.75rem;
      font-weight: 700;
      color: #DC2626;
      background: #FEF2F2;
      padding: 2px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }

    .pain-card h4 {
      font-size: 1.05rem;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .pain-card p {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

    .pain-solution {
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
      font-size: 0.85rem;
      color: #059669;
      font-weight: 600;
    }

    /* Capabilities / Asymmetric About */
    .about-layout {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
    }

    .about-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }

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

    .floating-kpi {
      position: absolute;
      bottom: 24px;
      right: 24px;
      background: rgba(15, 41, 66, 0.92);
      color: #FFFFFF;
      padding: 16px 24px;
      border-radius: var(--radius-md);
      backdrop-filter: blur(8px);
    }

    .floating-kpi .val {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--accent);
    }

    .floating-kpi .lbl {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    .checklist-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 24px;
    }

    .check-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.925rem;
      color: var(--text-main);
    }

    .check-item span {
      color: #10B981;
      font-weight: 800;
    }

    /* Advantages 3x2 */
    .adv-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .adv-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

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

    .adv-badge {
      display: inline-block;
      width: 40px;
      height: 40px;
      background: rgba(15, 41, 66, 0.06);
      color: var(--primary);
      border-radius: 8px;
      font-weight: 800;
      line-height: 40px;
      text-align: center;
      margin-bottom: 16px;
      font-size: 1rem;
    }

    .adv-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .adv-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* Vehicles Grid */
    .vehicles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .vehicle-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }

    .vehicle-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
    }

    .vehicle-img-wrap {
      position: relative;
      height: 220px;
      background: #E2E8F0;
      overflow: hidden;
    }

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

    .vehicle-card:hover .vehicle-img-wrap img {
      transform: scale(1.05);
    }

    .vehicle-badge-float {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(15, 41, 66, 0.85);
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 4px;
    }

    .vehicle-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .vehicle-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .vehicle-spec-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 16px;
    }

    .spec-tag {
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      font-size: 0.775rem;
      padding: 2px 8px;
      border-radius: 4px;
      color: var(--text-muted);
    }

    .vehicle-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.6;
    }

    .vehicle-footer {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }

    .vehicle-price {
      display: flex;
      align-items: baseline;
      gap: 4px;
    }

    .price-num {
      font-size: 1.45rem;
      font-weight: 900;
      color: var(--accent);
    }

    .price-unit {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Dark Concept Section */
    .section-dark {
      background-color: var(--dark-concept-bg);
      color: #FFFFFF;
      background-image: radial-gradient(circle at 80% 20%, rgba(255, 90, 31, 0.08) 0%, transparent 60%);
    }

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

    .section-dark .section-desc {
      color: var(--text-light);
    }

    .dark-features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
      margin-top: 40px;
    }

    .dark-feature-box {
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 32px 24px;
      background: rgba(255, 255, 255, 0.03);
    }

    .dark-feature-box h4 {
      font-size: 1.25rem;
      margin-bottom: 12px;
      color: #FFFFFF;
    }

    .dark-feature-box p {
      font-size: 0.925rem;
      color: var(--text-light);
      line-height: 1.7;
    }

    /* Process 4 Steps */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

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

    .step-number {
      font-size: 2.2rem;
      font-weight: 900;
      color: rgba(15, 41, 66, 0.12);
      line-height: 1;
      margin-bottom: 12px;
    }

    .process-step h4 {
      font-size: 1.15rem;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .process-step p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* Stories */
    .stories-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }

    .story-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      box-shadow: var(--shadow-sm);
    }

    .story-thumb {
      width: 40%;
      background: #E2E8F0;
    }

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

    .story-content {
      width: 60%;
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .story-role {
      font-size: 0.775rem;
      font-weight: 700;
      color: var(--accent);
      margin-bottom: 6px;
      text-transform: uppercase;
    }

    .story-content h4 {
      font-size: 1.15rem;
      color: var(--primary);
      margin-bottom: 12px;
    }

    .story-content p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Metrics Bar */
    .metrics-container {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .metric-col {
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .metric-col:not(:last-child) {
      border-right: 1px solid var(--border-color);
    }

    .metric-number {
      font-size: 2.5rem;
      font-weight: 900;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
      font-feature-settings: "tnum";
    }

    .metric-number span {
      color: var(--accent);
    }

    .metric-label {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .metric-sub {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

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

    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }

    .review-stars {
      color: #F59E0B;
      font-size: 1.1rem;
      margin-bottom: 14px;
      letter-spacing: 2px;
    }

    .review-text {
      font-size: 0.925rem;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .reviewer-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }

    .reviewer-name {
      font-size: 0.875rem;
      font-weight: 700;
      color: var(--primary);
    }

    .reviewer-car {
      font-size: 0.775rem;
      color: var(--text-muted);
      background: var(--bg-page);
      padding: 2px 8px;
      border-radius: 4px;
    }

    /* News / Guides */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

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

    .news-cover {
      height: 180px;
      background: #CBD5E1;
      overflow: hidden;
    }

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

    .news-content {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .news-date {
      font-size: 0.775rem;
      color: var(--text-muted);
      margin-bottom: 8px;
    }

    .news-content h4 {
      font-size: 1.15rem;
      color: var(--primary);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .news-content p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* FAQ */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
    }

    .faq-item summary {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

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

    .faq-item summary::after {
      content: "+";
      font-size: 1.4rem;
      font-weight: 400;
      color: var(--accent);
      transition: transform 0.25s ease;
    }

    .faq-item[open] summary::after {
      transform: rotate(45deg);
    }

    .faq-answer {
      padding: 0 24px 22px 24px;
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.75;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    /* CTA Section */
    .cta-wrapper {
      background: linear-gradient(135deg, var(--primary) 0%, #173859 100%);
      border-radius: var(--radius-lg);
      padding: 60px 48px;
      color: #FFFFFF;
      display: flex;
      justify-content: space-between;
      align-items: center;
      box-shadow: var(--shadow-md);
      position: relative;
      overflow: hidden;
    }

    .cta-wrapper::before {
      content: "";
      position: absolute;
      top: -50px;
      right: -50px;
      width: 260px;
      height: 260px;
      background: rgba(255, 90, 31, 0.15);
      border-radius: 50%;
    }

    .cta-content {
      max-width: 640px;
      position: relative;
      z-index: 1;
    }

    .cta-content h3 {
      font-size: 2.1rem;
      font-weight: 800;
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .cta-content p {
      font-size: 1.05rem;
      color: var(--text-light);
      line-height: 1.7;
    }

    .cta-actions {
      display: flex;
      flex-direction: column;
      gap: 12px;
      position: relative;
      z-index: 1;
    }

    /* Footer */
    .site-footer {
      background: var(--primary-dark);
      color: var(--text-light);
      padding: 64px 0 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.9rem;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand h4 {
      color: #FFFFFF;
      font-size: 1.4rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .footer-brand p {
      line-height: 1.75;
      margin-bottom: 18px;
      color: #94A3B8;
    }

    .footer-col h5 {
      color: #FFFFFF;
      font-size: 1.05rem;
      margin-bottom: 18px;
      font-weight: 700;
    }

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

    .footer-links a:hover {
      color: var(--accent);
    }

    .footer-contact-item {
      margin-bottom: 10px;
      line-height: 1.6;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.825rem;
      color: #64748B;
    }

    .footer-bottom a {
      color: inherit;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .painpoints-grid,
      .icon-matrix,
      .adv-grid,
      .vehicles-grid,
      .process-timeline,
      .metrics-container,
      .reviews-grid,
      .news-grid,
      .dark-features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .live-status-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .status-bar-item:nth-child(2) {
        border-right: none;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .about-layout {
        grid-template-columns: 1fr;
      }
      .cta-wrapper {
        flex-direction: column;
        align-items: flex-start;
        gap: 28px;
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 50px 0;
      }
      .hero-title {
        font-size: 2.1rem;
      }
      .topbar {
        display: none;
      }
      .nav-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 24px;
        gap: 18px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
      }
      .nav-links.active {
        display: flex;
      }
      .painpoints-grid,
      .icon-matrix,
      .adv-grid,
      .vehicles-grid,
      .process-timeline,
      .metrics-container,
      .reviews-grid,
      .news-grid,
      .dark-features-grid,
      .live-status-bar,
      .stories-grid,
      .checklist-grid {
        grid-template-columns: 1fr;
      }
      .metric-col:not(:last-child) {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 16px;
      }
      .status-bar-item:not(:last-child) {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 10px;
      }
      .story-card {
        flex-direction: column;
      }
      .story-thumb {
        width: 100%;
        height: 200px;
      }
      .story-content {
        width: 100%;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }