:root {
    --bg: #0b1220;
    --panel: #121a2b;
    --panel-2: #182235;
    --text: #e8eefc;
    --muted: #a9b6d3;
    --line: #2a3650;
    --accent: #5aa9ff;
    --accent-2: #8ed0ff;
    --success: #6ee7b7;
    --warning: #fbbf24;
    --maxw: 1120px;
    --radius: 14px;
  }
  
  * { box-sizing: border-box; }
  
  html, body {
    margin: 0;
    padding: 0;
    background: linear-gradient(180deg, #09101d 0%, #0d1423 100%);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.55;
  }
  
  a {
    color: var(--accent-2);
    text-decoration: none;
  }
  
  a:hover {
    text-decoration: underline;
  }
  
  .container {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
  }
  
  .site-header {
    border-bottom: 1px solid var(--line);
    background: rgba(9, 16, 29, 0.92);
    position: sticky;
    top: 0;
    backdrop-filter: blur(8px);
  }
  
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 24px;
  }
  
  .brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
  }
  
  .brand span {
    color: var(--accent);
  }
  
  .nav {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
  }
  
  .nav a {
    color: var(--muted);
    font-weight: 600;
  }
  
  .nav a:hover,
  .nav a.active {
    color: var(--text);
  }
  
  .hero {
    padding: 72px 0 44px;
  }
  
  .hero-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 28px;
  }
  
  .hero-card,
  .panel {
    background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
  }
  
  .eyebrow {
    display: inline-block;
    color: var(--success);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 14px;
  }
  
  h1, h2, h3 {
    line-height: 1.2;
    margin-top: 0;
  }
  
  h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
  }
  
  h2 {
    font-size: 1.7rem;
    margin-bottom: 16px;
  }
  
  h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
  }
  
  p {
    color: var(--muted);
    margin: 0 0 16px;
  }
  
  .button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 22px;
  }
  
  .button {
    display: inline-block;
    padding: 12px 18px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: #16243a;
    color: var(--text);
    font-weight: 700;
  }
  
  .button.primary {
    background: linear-gradient(180deg, #2c7be5 0%, #1d63c7 100%);
    border-color: #3e82e4;
  }
  
  .button.secondary {
    background: transparent;
  }
  
  .grid-3,
  .grid-2 {
    display: grid;
    gap: 20px;
  }
  
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .section {
    padding: 12px 0 40px;
  }
  
  .card {
    background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
  }
  
  .card p:last-child {
    margin-bottom: 0;
  }
  
  .list {
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
  }
  
  .kpi {
    font-size: 1.9rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 8px;
  }
  
  .callout {
    border-left: 4px solid var(--accent);
    padding-left: 14px;
    margin: 16px 0;
  }
  
  .code {
    display: block;
    background: #0a1120;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 14px;
    color: #dbe7ff;
    overflow-x: auto;
    font-family: Consolas, Monaco, monospace;
    font-size: 0.95rem;
  }
  
  .table-wrap {
    overflow-x: auto;
  }
  
  table {
    width: 100%;
    border-collapse: collapse;
    background: #0d1422;
    border: 1px solid var(--line);
  }
  
  th, td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
  }
  
  th {
    color: var(--text);
    background: #10192b;
  }
  
  td {
    color: var(--muted);
  }
  
  .site-footer {
    border-top: 1px solid var(--line);
    margin-top: 36px;
    padding: 24px 0 40px;
  }
  
  .small {
    font-size: 0.92rem;
    color: var(--muted);
  }
  
  .badge {
    display: inline-block;
    padding: 6px 10px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.85rem;
    margin-right: 8px;
    margin-bottom: 8px;
  }
  
  @media (max-width: 900px) {
    .hero-grid,
    .grid-3,
    .grid-2 {
      grid-template-columns: 1fr;
    }
  
    h1 {
      font-size: 2rem;
    }
  
    .header-inner {
      align-items: flex-start;
      padding: 14px 0;
      flex-direction: column;
    }
  }