:root {
    --orange: #F26A2B;
    --navy: #0B1F2E;
    --text: #E9EEF2;
    --muted: #9FB0BD;
  }
  * { box-sizing: border-box; }
  html, body { height: 100%; margin: 0; }
  body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--navy);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background-image: radial-gradient(circle at 80% 0%, rgba(242,106,43,.18), transparent 55%);
  }
  main { max-width: 560px; width: 100%; }
  .brand {
    font-weight: 800;
    letter-spacing: .04em;
    font-size: 1.5rem;
    color: var(--orange);
    margin-bottom: 40px;
  }
  .code {
    font-size: clamp(4.5rem, 20vw, 8rem);
    font-weight: 800;
    line-height: 1;
    color: var(--orange);
    margin: 0 0 8px;
  }
  h1 { font-size: 1.6rem; margin: 0 0 12px; }
  p { color: var(--muted); line-height: 1.6; margin: 0 0 8px; }
  .nl, .de { font-size: .95rem; }
  .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
  a.btn {
    display: inline-block;
    padding: 14px 24px;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    border: 2px solid var(--orange);
  }
  a.primary { background: var(--orange); color: #fff; }
  a.secondary { color: var(--orange); }
  a.btn:hover, a.btn:focus-visible { filter: brightness(1.1); outline: none; box-shadow: 0 0 0 3px rgba(242,106,43,.35); }