/* roulang page: index */
:root {
      --bg-dark: #0B0E14;
      --bg-card: #151921;
      --bg-card-subtle: #1C222E;
      --primary: #00D285;
      --primary-hover: #00b874;
      --primary-glow: rgba(0, 210, 133, 0.35);
      --secondary: #6366F1;
      --text-main: #F8FAFC;
      --text-muted: #94A3B8;
      --text-dim: #64748B;
      --border-color: rgba(255, 255, 255, 0.08);
      --border-focus: rgba(0, 210, 133, 0.5);
      --shadow-base: 0 12px 32px -4px rgba(0, 0, 0, 0.5);
      --font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

    /* Reset & Base */
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: var(--font-family);
      line-height: 1.7;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: var(--primary);
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover, a:focus {
      color: #3bf6b0;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* Layout Containers */
    .site-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    /* Typography Utilities */
    h1, h2, h3, h4, h5 {
      color: var(--text-main);
      font-weight: 700;
      line-height: 1.3;
    }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; margin-bottom: 0.75rem; }
    h3 { font-size: 1.35rem; }
    p { color: var(--text-muted); font-size: 1rem; }

    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 3.5rem auto;
    }
    .section-header .sub-badge {
      display: inline-block;
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      background: rgba(0, 210, 133, 0.1);
      padding: 0.3rem 0.85rem;
      border-radius: 9999px;
      margin-bottom: 0.75rem;
      border: 1px solid rgba(0, 210, 133, 0.2);
    }
    .section-header p {
      font-size: 1.05rem;
      line-height: 1.8;
      color: var(--text-muted);
    }

    /* Double-Layer Navigation */
    .top-header {
      background: rgba(11, 14, 20, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
      backdrop-filter: blur(12px);
    }
    .brand-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0.9rem 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .logo-container {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      color: #fff;
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: 0.02em;
    }
    .logo-icon {
      width: 34px;
      height: 34px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 0 12px var(--primary-glow);
    }
    .logo-icon svg {
      width: 20px;
      height: 20px;
      fill: #0B0E14;
    }
    .nav-search-cta {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .search-mockup {
      background: #151921;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 0.45rem 0.9rem;
      font-size: 0.85rem;
      color: var(--text-dim);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .tabs-row {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      overflow-x: auto;
      padding: 0.6rem 0;
      white-space: nowrap;
      scrollbar-width: none;
    }
    .tabs-row::-webkit-scrollbar {
      display: none;
    }
    .tab-item {
      padding: 0.4rem 1rem;
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: 9999px;
      background: transparent;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }
    .tab-item:hover, .tab-item.active {
      color: var(--text-main);
      background: rgba(255, 255, 255, 0.05);
      border-color: var(--border-color);
    }
    .tab-item.active {
      background: rgba(0, 210, 133, 0.12);
      border-color: rgba(0, 210, 133, 0.3);
      color: var(--primary);
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.7rem 1.6rem;
      font-size: 0.9375rem;
      font-weight: 600;
      border-radius: 6px;
      cursor: pointer;
      transition: all 0.25s ease;
      gap: 0.5rem;
    }
    .btn-primary {
      background: var(--primary);
      color: #0B0E14;
      border: 1px solid var(--primary);
      box-shadow: 0 4px 16px var(--primary-glow);
    }
    .btn-primary:hover {
      background: var(--primary-hover);
      box-shadow: 0 0 20px rgba(0, 210, 133, 0.6);
      transform: translateY(-2px);
      color: #0B0E14;
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid var(--border-color);
      color: var(--text-main);
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.08);
      border-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-2px);
      color: #fff;
    }
    .btn-sm {
      padding: 0.4rem 1rem;
      font-size: 0.85rem;
    }

    /* Section Global Spacing */
    section {
      padding: 5.5rem 0;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }

    /* Section 1: Hero Roadmap */
    #hero {
      padding: 4.5rem 0 5rem 0;
      background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.12) 0%, rgba(11, 14, 20, 0) 70%),
                  url('/assets/images/5a62cc2820d4036c.webp') center/cover no-repeat;
      position: relative;
    }
    #hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(11, 14, 20, 0.88);
      z-index: 1;
    }
    #hero .site-container {
      position: relative;
      z-index: 2;
    }
    .hero-roadmap-bar {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      background: rgba(21, 25, 33, 0.9);
      border: 1px solid var(--border-color);
      border-radius: 9999px;
      padding: 0.4rem 1.25rem;
      width: fit-content;
      margin: 0 auto 1.5rem auto;
      font-size: 0.85rem;
    }
    .roadmap-badge {
      background: var(--primary);
      color: #0B0E14;
      font-weight: 700;
      padding: 0.15rem 0.6rem;
      border-radius: 9999px;
      font-size: 0.75rem;
    }
    .hero-title {
      text-align: center;
      font-size: 2.85rem;
      font-weight: 800;
      max-width: 960px;
      margin: 0 auto 1.25rem auto;
      letter-spacing: -0.02em;
    }
    .hero-desc {
      text-align: center;
      font-size: 1.125rem;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto 2.5rem auto;
      line-height: 1.8;
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 1.25rem;
      margin-bottom: 3.5rem;
    }
    .hero-telemetry-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
    }
    .telemetry-card {
      background: rgba(21, 25, 33, 0.85);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.25rem;
      backdrop-filter: blur(8px);
      transition: transform 0.25s ease, border-color 0.25s ease;
    }
    .telemetry-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 210, 133, 0.3);
    }
    .telemetry-label {
      font-size: 0.8125rem;
      color: var(--text-dim);
      margin-bottom: 0.35rem;
      display: flex;
      justify-content: space-between;
    }
    .telemetry-val {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--text-main);
      font-variant-numeric: tabular-nums;
    }
    .telemetry-val.accent {
      color: var(--primary);
    }
    .telemetry-note {
      font-size: 0.75rem;
      color: var(--text-dim);
      margin-top: 0.25rem;
    }

    /* Section 2: System Architecture */
    .arch-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 3rem;
      align-items: center;
    }
    .arch-visual {
      position: relative;
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-base);
      background: var(--bg-card);
    }
    .arch-specs-list {
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }
    .spec-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 1.25rem;
      transition: all 0.25s ease;
    }
    .spec-box:hover {
      border-color: var(--border-focus);
      background: var(--bg-card-subtle);
    }
    .spec-box h4 {
      font-size: 1.1rem;
      margin-bottom: 0.4rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
      color: var(--text-main);
    }
    .spec-box h4::before {
      content: '';
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--primary);
    }

    /* Section 3: Core Advantages (6 Cards) */
    .card-grid-6 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
    }
    .adv-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.75rem;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .adv-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 210, 133, 0.3);
      box-shadow: var(--shadow-base);
    }
    .adv-icon-wrap {
      width: 44px;
      height: 44px;
      background: rgba(99, 102, 241, 0.1);
      border: 1px solid rgba(99, 102, 241, 0.2);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1.25rem;
      color: var(--secondary);
    }
    .adv-card:nth-child(even) .adv-icon-wrap {
      background: rgba(0, 210, 133, 0.1);
      border-color: rgba(0, 210, 133, 0.2);
      color: var(--primary);
    }
    .adv-card h3 {
      font-size: 1.2rem;
      margin-bottom: 0.65rem;
    }
    .adv-card p {
      font-size: 0.925rem;
      line-height: 1.65;
    }

    /* Section 4: Product Matrix (3 Big Cards) */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .matrix-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 2rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      transition: all 0.3s ease;
    }
    .matrix-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
    }
    .matrix-card .version-tag {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary);
      background: rgba(0, 210, 133, 0.1);
      border: 1px solid rgba(0, 210, 133, 0.2);
      padding: 0.2rem 0.6rem;
      border-radius: 4px;
      width: fit-content;
      margin-bottom: 1rem;
    }
    .matrix-card h3 {
      font-size: 1.35rem;
      margin-bottom: 0.75rem;
    }
    .matrix-card ul {
      list-style: none;
      margin: 1.5rem 0;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    .matrix-card li {
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .matrix-card li::before {
      content: '✓';
      color: var(--primary);
      font-weight: 700;
    }

    /* Section 5: Benchmark & Dark Philosophy */
    .benchmark-table-wrapper {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
    }
    .benchmark-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .benchmark-table th, .benchmark-table td {
      padding: 1.25rem 1.5rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .benchmark-table th {
      background: #11151c;
      font-size: 0.9375rem;
      color: var(--text-main);
      font-weight: 600;
    }
    .benchmark-table td {
      font-size: 0.925rem;
      color: var(--text-muted);
    }
    .benchmark-table tr:last-child td {
      border-bottom: none;
    }
    .benchmark-table tr:hover td {
      background: rgba(255, 255, 255, 0.02);
    }
    .highlight-cell {
      color: var(--primary) !important;
      font-weight: 700;
    }

    /* Section 6: User Stories */
    .stories-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
    }
    .story-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .story-card-img {
      height: 180px;
      object-fit: cover;
      width: 100%;
      border-bottom: 1px solid var(--border-color);
    }
    .story-card-body {
      padding: 1.5rem;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .story-tag {
      font-size: 0.75rem;
      color: var(--secondary);
      font-weight: 600;
      margin-bottom: 0.5rem;
    }
    .story-feedback {
      font-size: 0.9rem;
      line-height: 1.6;
      color: var(--text-muted);
      margin-bottom: 1.25rem;
      font-style: italic;
    }
    .story-author {
      font-size: 0.85rem;
      color: var(--text-main);
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 0.75rem;
    }

    /* Section 7: Milestone Counters */
    .milestones-strip {
      background: linear-gradient(180deg, #151921 0%, #11151c 100%);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      padding: 2.5rem 1rem;
      text-align: center;
    }
    .milestone-item {
      border-right: 1px solid rgba(255, 255, 255, 0.06);
      padding: 0 1.5rem;
    }
    .milestone-item:last-child {
      border-right: none;
    }
    .milestone-number {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 0.35rem;
      font-variant-numeric: tabular-nums;
    }
    .milestone-label {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* Section 8: Reviews */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
    }
    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.75rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-stars {
      color: #F59E0B;
      font-size: 1rem;
      margin-bottom: 0.75rem;
    }
    .review-text {
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 1.25rem;
    }
    .review-user-info {
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }
    .review-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--bg-card-subtle);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
      font-size: 0.85rem;
    }
    .review-user-details h5 {
      font-size: 0.9rem;
      margin: 0;
    }
    .review-user-details span {
      font-size: 0.75rem;
      color: var(--text-dim);
    }

    /* Section 9: Platform Security */
    .security-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
    }
    .sec-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.5rem;
      text-align: center;
    }
    .sec-badge-icon {
      width: 52px;
      height: 52px;
      background: rgba(0, 210, 133, 0.08);
      border: 1px solid rgba(0, 210, 133, 0.2);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 1.25rem auto;
      color: var(--primary);
    }
    .sec-badge-icon svg {
      width: 24px;
      height: 24px;
      fill: currentColor;
    }
    .sec-card h4 {
      font-size: 1.05rem;
      margin-bottom: 0.5rem;
    }
    .sec-card p {
      font-size: 0.85rem;
      line-height: 1.6;
    }

    /* Section 10: News & Insights */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
    }
    .news-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.25s ease;
    }
    .news-card:hover {
      border-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-3px);
    }
    .news-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.75rem;
      color: var(--text-dim);
      margin-bottom: 0.75rem;
    }
    .news-header .category {
      background: rgba(255, 255, 255, 0.05);
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
      color: var(--text-muted);
    }
    .news-card h3 {
      font-size: 1.15rem;
      margin-bottom: 0.75rem;
      line-height: 1.4;
    }
    .news-card p {
      font-size: 0.875rem;
      line-height: 1.6;
      margin-bottom: 1.25rem;
    }
    .news-card .read-more {
      font-size: 0.85rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
    }

    /* Section 11: Implementation Process */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      position: relative;
    }
    .process-timeline::before {
      content: '';
      position: absolute;
      top: 36px;
      left: 8%;
      right: 8%;
      height: 2px;
      background: var(--border-color);
      z-index: 1;
    }
    .process-step {
      position: relative;
      z-index: 2;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 1.75rem 1.25rem;
      text-align: center;
      transition: all 0.25s ease;
    }
    .process-step:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
    }
    .step-number {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--bg-dark);
      border: 2px solid var(--primary);
      color: var(--primary);
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 1.25rem auto;
      font-size: 1.1rem;
    }
    .process-step h4 {
      font-size: 1.1rem;
      margin-bottom: 0.5rem;
    }
    .process-step p {
      font-size: 0.85rem;
      line-height: 1.6;
    }

    /* Section 12: FAQ Accordion */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      margin-bottom: 1rem;
      overflow: hidden;
      transition: border-color 0.2s ease;
    }
    .faq-item:hover {
      border-color: rgba(255, 255, 255, 0.15);
    }
    .faq-question {
      width: 100%;
      text-align: left;
      padding: 1.25rem 1.5rem;
      background: transparent;
      border: none;
      color: var(--text-main);
      font-size: 1.05rem;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .faq-question::after {
      content: '+';
      font-size: 1.35rem;
      color: var(--primary);
      transition: transform 0.2s ease;
    }
    .faq-item.active .faq-question::after {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
      padding: 0 1.5rem;
      color: var(--text-muted);
      font-size: 0.925rem;
      line-height: 1.7;
    }
    .faq-item.active .faq-answer {
      max-height: 240px;
      padding: 0 1.5rem 1.25rem 1.5rem;
    }

    /* Section 13: Conversion CTA Form */
    .contact-panel {
      background: linear-gradient(145deg, #151921 0%, #0d1017 100%);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 3.5rem;
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 3.5rem;
      box-shadow: var(--shadow-base);
    }
    .contact-info h3 {
      font-size: 1.75rem;
      margin-bottom: 1rem;
    }
    .contact-info p {
      font-size: 0.95rem;
      line-height: 1.8;
      margin-bottom: 2rem;
    }
    .contact-meta-list {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .contact-meta-item {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      font-size: 0.9rem;
      color: var(--text-muted);
    }
    .contact-meta-item strong {
      color: var(--text-main);
    }
    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 1.25rem;
    }
    .form-group-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
    }
    .form-control {
      background: rgba(11, 14, 20, 0.7);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 0.75rem 1rem;
      color: var(--text-main);
      font-size: 0.9rem;
      width: 100%;
      outline: none;
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }
    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(0, 210, 133, 0.15);
    }
    select.form-control {
      appearance: none;
      background-image: url('data:image/svg+xml;utf8,<svg fill="%2394A3B8" height="20" viewBox="0 0 24 24" width="20" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/></svg>');
      background-repeat: no-repeat;
      background-position: right 0.75rem center;
    }
    .form-legal-note {
      font-size: 0.75rem;
      color: var(--text-dim);
      line-height: 1.5;
    }

    /* Footer */
    .site-footer {
      background: #080A0E;
      border-top: 1px solid var(--border-color);
      padding: 4.5rem 0 2rem 0;
      color: var(--text-dim);
      font-size: 0.85rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 2.5rem;
      margin-bottom: 3rem;
    }
    .footer-col h5 {
      font-size: 0.95rem;
      color: var(--text-main);
      margin-bottom: 1.25rem;
    }
    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }
    .footer-col ul a {
      color: var(--text-dim);
    }
    .footer-col ul a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .hero-telemetry-grid, .card-grid-6, .matrix-grid, .stories-grid, .security-grid, .news-grid, .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-grid, .contact-panel {
        grid-template-columns: 1fr;
      }
      .process-timeline::before {
        display: none;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .milestones-strip {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
      }
      .milestone-item {
        border-right: none;
      }
    }
    @media (max-width: 640px) {
      h1 { font-size: 1.85rem; }
      h2 { font-size: 1.5rem; }
      .hero-telemetry-grid, .card-grid-6, .matrix-grid, .stories-grid, .security-grid, .news-grid, .process-timeline, .reviews-grid, .milestones-strip {
        grid-template-columns: 1fr;
      }
      .form-group-row {
        grid-template-columns: 1fr;
      }
      .contact-panel {
        padding: 1.5rem;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-actions {
        flex-direction: column;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }