/* roulang page: index */
:root {
      --primary-obsidian: #0D131A;
      --primary-card-dark: #121A24;
      --accent-gold: #C5A880;
      --accent-gold-hover: #D8BD98;
      --accent-gold-subtle: rgba(197, 168, 128, 0.15);
      --accent-silver: #E2E8F0;
      --accent-green: #10B981;
      --bg-white: #FFFFFF;
      --bg-subtle: #F8FAFC;
      --bg-card: #FFFFFF;
      --text-dark: #0F172A;
      --text-muted: #64748B;
      --text-light: #F1F5F9;
      --border-light: rgba(197, 168, 128, 0.22);
      --border-dark: rgba(226, 232, 240, 0.12);
      --shadow-soft: 0 4px 20px -2px rgba(13, 19, 26, 0.06);
      --shadow-hover: 0 12px 30px -4px rgba(13, 19, 26, 0.12);
      --font-stack: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1280px;
    }

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

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

    body {
      font-family: var(--font-stack);
      color: var(--text-dark);
      background-color: var(--bg-white);
      line-height: 1.75;
      letter-spacing: 0.015em;
      overflow-x: hidden;
    }

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

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

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

    .section {
      padding: 96px 0;
      position: relative;
    }

    .section-light {
      background-color: var(--bg-white);
    }

    .section-subtle {
      background-color: var(--bg-subtle);
    }

    .section-dark {
      background: radial-gradient(circle at top right, #16202C 0%, #0D131A 100%);
      color: var(--text-light);
    }

    .section-head {
      margin-bottom: 56px;
      max-width: 820px;
    }

    .section-head.center {
      text-align: center;
      margin-left: auto;
      margin-right: auto;
    }

    .tag-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 14px;
      background: var(--accent-gold-subtle);
      border: 1px solid var(--border-light);
      border-radius: 999px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #8C6B3F;
      margin-bottom: 16px;
      text-transform: uppercase;
    }

    .section-dark .tag-badge {
      background: rgba(197, 168, 128, 0.12);
      color: var(--accent-gold);
      border-color: rgba(197, 168, 128, 0.35);
    }

    .section-title {
      font-size: clamp(1.75rem, 3vw, 2.35rem);
      font-weight: 700;
      line-height: 1.35;
      color: var(--primary-obsidian);
      margin-bottom: 16px;
    }

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

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

    .section-dark .section-desc {
      color: #94A3B8;
    }

    /* Top Bar & Header */
    .top-bar {
      background-color: #070B0F;
      color: #94A3B8;
      font-size: 0.82rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 8px 0;
    }

    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .top-bar-status {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background: var(--accent-green);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--accent-green);
    }

    .main-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(13, 19, 26, 0.08);
      transition: all 0.3s ease;
    }

    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 78px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-obsidian);
      letter-spacing: -0.01em;
    }

    .logo-emblem {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--accent-gold), #8A6E46);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
      font-weight: 800;
      font-size: 1rem;
      box-shadow: 0 4px 10px rgba(197, 168, 128, 0.3);
    }

    .nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }

    .nav-link {
      font-size: 0.95rem;
      font-weight: 500;
      color: #334155;
    }

    .nav-link:hover {
      color: var(--accent-gold);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 26px;
      border-radius: 6px;
      font-size: 0.95rem;
      font-weight: 600;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s ease;
    }

    .btn-gold {
      background: linear-gradient(135deg, var(--accent-gold), #B5976F);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(197, 168, 128, 0.35);
    }

    .btn-gold:hover {
      background: linear-gradient(135deg, #CFB28A, #A6875E);
      box-shadow: 0 6px 20px rgba(197, 168, 128, 0.45);
      transform: translateY(-1px);
    }

    .btn-outline {
      border-color: var(--accent-gold);
      color: var(--accent-gold);
      background: transparent;
    }

    .btn-outline:hover {
      background: var(--accent-gold-subtle);
    }

    .btn-outline-dark {
      border-color: rgba(226, 232, 240, 0.3);
      color: var(--text-light);
    }

    .btn-outline-dark:hover {
      border-color: var(--accent-gold);
      color: var(--accent-gold);
    }

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

    /* Hero Section (Before/After Contrast Setup) */
    .hero-wrap {
      background-color: #0A0F14;
      background-image: linear-gradient(rgba(10, 15, 20, 0.88), rgba(10, 15, 20, 0.92)), url('/assets/images/038ae4a5b0f278a7.webp');
      background-size: cover;
      background-position: center;
      color: var(--text-light);
      padding: 100px 0 80px;
      border-bottom: 1px solid rgba(197, 168, 128, 0.2);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }

    .hero-h1 {
      font-size: clamp(2.1rem, 4vw, 3.25rem);
      font-weight: 700;
      line-height: 1.22;
      color: #FFFFFF;
      margin-bottom: 24px;
    }

    .hero-h1 span {
      background: linear-gradient(135deg, #FFFFFF 30%, var(--accent-gold) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-summary {
      font-size: 1.08rem;
      line-height: 1.85;
      color: #94A3B8;
      margin-bottom: 36px;
    }

    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 40px;
    }

    .hero-stats-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      padding-top: 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stat-strip-val {
      font-size: 1.6rem;
      font-weight: 700;
      color: var(--accent-gold);
      font-family: Consolas, Monaco, monospace;
    }

    .stat-strip-label {
      font-size: 0.85rem;
      color: #64748B;
    }

    .contrast-card-box {
      background: rgba(18, 26, 36, 0.85);
      border: 1px solid rgba(197, 168, 128, 0.28);
      border-radius: 12px;
      padding: 30px;
      backdrop-filter: blur(12px);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
    }

    .contrast-header {
      font-size: 1.15rem;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-bottom: 14px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .contrast-dual-col {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .contrast-panel {
      padding: 16px;
      border-radius: 8px;
    }

    .contrast-panel.before {
      background: rgba(239, 68, 68, 0.08);
      border: 1px dashed rgba(239, 68, 68, 0.3);
    }

    .contrast-panel.after {
      background: rgba(16, 185, 129, 0.08);
      border: 1px solid rgba(16, 185, 129, 0.4);
    }

    .contrast-title {
      font-size: 0.9rem;
      font-weight: 700;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .contrast-panel.before .contrast-title { color: #F87171; }
    .contrast-panel.after .contrast-title { color: #34D399; }

    .contrast-item {
      font-size: 0.82rem;
      line-height: 1.6;
      color: #CBD5E1;
      margin-bottom: 8px;
    }

    /* 1. Architecture Overview */
    .arch-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .arch-specs {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-top: 32px;
    }

    .arch-spec-item {
      background: var(--bg-subtle);
      border-left: 3px solid var(--accent-gold);
      padding: 14px 18px;
      border-radius: 0 8px 8px 0;
    }

    .arch-spec-title {
      font-weight: 700;
      font-size: 0.95rem;
      color: var(--primary-obsidian);
      margin-bottom: 4px;
    }

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

    .img-frame {
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-soft);
      position: relative;
    }

    /* 2. Metrics Board */
    .metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .metric-card {
      background: var(--bg-white);
      border: 1px solid rgba(197, 168, 128, 0.25);
      border-radius: 12px;
      padding: 32px 24px;
      box-shadow: var(--shadow-soft);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }

    .metric-card::after {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--accent-gold);
    }

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

    .metric-digit {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--primary-obsidian);
      line-height: 1.1;
      font-family: Consolas, Monaco, monospace;
      margin-bottom: 8px;
    }

    .metric-unit {
      font-size: 1.15rem;
      color: var(--accent-gold);
      margin-left: 2px;
    }

    .metric-label {
      font-size: 1rem;
      font-weight: 600;
      color: #334155;
      margin-bottom: 8px;
    }

    .metric-sub {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 3. Core Advantages 3x2 Grid */
    .advantage-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .adv-card {
      background: var(--bg-white);
      border: 1px solid rgba(197, 168, 128, 0.2);
      border-radius: 12px;
      padding: 32px 28px;
      box-shadow: var(--shadow-soft);
      transition: all 0.3s ease;
    }

    .adv-card:hover {
      transform: translateY(-4px);
      border-color: rgba(197, 168, 128, 0.6);
      box-shadow: var(--shadow-hover);
    }

    .adv-icon {
      width: 46px;
      height: 46px;
      background: var(--accent-gold-subtle);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-gold);
      font-weight: 700;
      margin-bottom: 20px;
    }

    .adv-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--primary-obsidian);
      margin-bottom: 12px;
    }

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

    /* 4. Solution Matrix (3 Cards Deep) */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }

    .matrix-card {
      background: var(--bg-white);
      border-radius: 12px;
      border: 1px solid var(--border-light);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-soft);
      transition: all 0.3s ease;
    }

    .matrix-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }

    .matrix-img-box {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

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

    .matrix-card:hover .matrix-img-box img {
      transform: scale(1.05);
    }

    .matrix-body {
      padding: 30px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .matrix-tag {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--accent-gold);
      text-transform: uppercase;
      margin-bottom: 8px;
    }

    .matrix-name {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-obsidian);
      margin-bottom: 12px;
    }

    .matrix-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
      flex: 1;
    }

    .matrix-features {
      list-style: none;
      margin-bottom: 24px;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    .matrix-features li {
      font-size: 0.88rem;
      color: #475569;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .matrix-features li::before {
      content: "•";
      color: var(--accent-gold);
      font-size: 1.2rem;
    }

    /* 5. Deep Theme Topology */
    .topo-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }

    .topo-layer-box {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .topo-layer {
      background: var(--primary-card-dark);
      border: 1px solid var(--border-dark);
      border-radius: 8px;
      padding: 20px 24px;
      position: relative;
      transition: all 0.3s ease;
    }

    .topo-layer:hover {
      border-color: var(--accent-gold);
      transform: translateX(4px);
    }

    .topo-layer-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--accent-gold);
      margin-bottom: 6px;
    }

    .topo-layer-p {
      font-size: 0.88rem;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* 6. Comparison Table */
    .compare-container {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: var(--shadow-soft);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 20px 24px;
      border-bottom: 1px solid #EDF2F7;
    }

    .compare-table th {
      background: var(--bg-subtle);
      font-weight: 700;
      font-size: 0.95rem;
      color: var(--primary-obsidian);
    }

    .compare-table th.highlight-col {
      background: rgba(197, 168, 128, 0.1);
      color: #8C6B3F;
      border-top: 3px solid var(--accent-gold);
    }

    .compare-table td.highlight-col {
      background: rgba(197, 168, 128, 0.03);
      font-weight: 600;
      color: var(--primary-obsidian);
    }

    .compare-metric-name {
      font-weight: 600;
      color: #1E293B;
    }

    .compare-traditional {
      color: #64748B;
    }

    /* 7. Milestones */
    .milestone-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
      position: relative;
    }

    .milestone-node {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 10px;
      padding: 24px 20px;
      position: relative;
    }

    .milestone-num {
      width: 34px;
      height: 34px;
      background: var(--primary-obsidian);
      color: var(--accent-gold);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      margin-bottom: 16px;
      font-size: 0.9rem;
    }

    .milestone-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary-obsidian);
      margin-bottom: 8px;
    }

    .milestone-desc {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 8. Success Stories */
    .story-card-deep {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 12px;
      padding: 40px;
      box-shadow: var(--shadow-soft);
      margin-bottom: 32px;
    }

    .story-body h3 {
      font-size: 1.35rem;
      color: var(--primary-obsidian);
      margin-bottom: 14px;
    }

    .story-body p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.75;
      margin-bottom: 20px;
    }

    .story-metrics-badge {
      display: inline-flex;
      gap: 16px;
      background: var(--bg-subtle);
      padding: 10px 18px;
      border-radius: 8px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary-obsidian);
    }

    /* 9. News Insights */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .news-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 10px;
      padding: 26px;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-soft);
    }

    .news-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.8rem;
      color: #94A3B8;
      margin-bottom: 12px;
    }

    .news-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--primary-obsidian);
      margin-bottom: 10px;
      line-height: 1.45;
    }

    .news-excerpt {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 20px;
      flex: 1;
    }

    .news-read {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--accent-gold);
    }

    /* 10. Testimonials Grid */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .testi-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 12px;
      padding: 32px 28px;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-soft);
      position: relative;
    }

    .testi-stars {
      color: var(--accent-gold);
      font-size: 0.95rem;
      margin-bottom: 16px;
      letter-spacing: 2px;
    }

    .testi-quote {
      font-size: 0.94rem;
      line-height: 1.75;
      color: #334155;
      margin-bottom: 24px;
      flex: 1;
    }

    .testi-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    .testi-avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--accent-gold-subtle);
      border: 1px solid var(--accent-gold);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-obsidian);
      font-size: 0.95rem;
    }

    .testi-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--primary-obsidian);
    }

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

    /* 11. Security & Compliance */
    .compliance-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .compliance-box {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(226, 232, 240, 0.12);
      border-radius: 8px;
      padding: 24px 20px;
      text-align: center;
      transition: all 0.3s ease;
    }

    .compliance-box:hover {
      border-color: var(--accent-gold);
      background: rgba(197, 168, 128, 0.06);
    }

    .comp-icon {
      font-size: 1.6rem;
      color: var(--accent-gold);
      margin-bottom: 12px;
    }

    .comp-title {
      font-size: 1rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 8px;
    }

    .comp-desc {
      font-size: 0.82rem;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* 12. FAQ Accordion */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 10px;
      margin-bottom: 16px;
      overflow: hidden;
      transition: all 0.25s ease;
    }

    .faq-question {
      padding: 22px 28px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--primary-obsidian);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-question:hover {
      color: #8C6B3F;
    }

    .faq-icon {
      font-size: 1.25rem;
      color: var(--accent-gold);
      transition: transform 0.3s ease;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: var(--bg-subtle);
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.8;
      padding: 0 28px;
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 20px 28px 24px;
      border-top: 1px solid #EDF2F7;
    }

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

    /* 13. Form Section */
    .form-section-card {
      background: var(--bg-white);
      border: 1px solid var(--border-light);
      border-radius: 16px;
      padding: 56px 48px;
      box-shadow: var(--shadow-hover);
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 56px;
      align-items: center;
    }

    .form-info-col h3 {
      font-size: 1.85rem;
      color: var(--primary-obsidian);
      margin-bottom: 18px;
      line-height: 1.3;
    }

    .form-info-col p {
      color: var(--text-muted);
      font-size: 0.96rem;
      line-height: 1.8;
      margin-bottom: 28px;
    }

    .form-direct-channel {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .channel-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.92rem;
      color: #334155;
    }

    .channel-icon {
      width: 32px;
      height: 32px;
      border-radius: 6px;
      background: var(--accent-gold-subtle);
      color: var(--accent-gold);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }

    .booking-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

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

    .form-label {
      display: block;
      font-size: 0.88rem;
      font-weight: 600;
      color: #334155;
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 13px 16px;
      border: 1px solid #CBD5E1;
      border-radius: 6px;
      font-size: 0.92rem;
      color: #1E293B;
      font-family: inherit;
      background: #FFFFFF;
      transition: all 0.25s ease;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--accent-gold);
      box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.25);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* Footer */
    .site-footer {
      background: #070B0F;
      color: #94A3B8;
      padding: 80px 0 32px;
      border-top: 1px solid rgba(197, 168, 128, 0.2);
      font-size: 0.9rem;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 48px;
      margin-bottom: 60px;
    }

    .footer-brand h4 {
      font-size: 1.25rem;
      color: #FFFFFF;
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .footer-brand p {
      line-height: 1.75;
      color: #64748B;
      margin-bottom: 20px;
    }

    .footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 20px;
      letter-spacing: 0.02em;
    }

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

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: #64748B;
      flex-wrap: wrap;
      gap: 16px;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-grid,
      .arch-grid,
      .topo-grid,
      .story-card-deep,
      .form-section-card {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .advantage-grid,
      .matrix-grid,
      .testimonial-grid,
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metric-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .milestone-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .compliance-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-menu {
        position: fixed;
        top: 78px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        align-items: flex-start;
        padding: 30px;
        gap: 20px;
        box-shadow: 0 16px 24px rgba(0, 0, 0, 0.1);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
      }
      .nav-menu.open {
        transform: translateY(0);
      }
      .menu-toggle {
        display: block;
      }
      .section {
        padding: 64px 0;
      }
      .advantage-grid,
      .matrix-grid,
      .testimonial-grid,
      .news-grid,
      .metric-grid,
      .compliance-grid {
        grid-template-columns: 1fr;
      }
      .milestone-timeline {
        grid-template-columns: 1fr;
      }
      .booking-form {
        grid-template-columns: 1fr;
      }
      .form-group-full {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .compare-container {
        overflow-x: auto;
      }
      .contrast-dual-col {
        grid-template-columns: 1fr;
      }
    }