:root { --bg: #f6f7f9; --texte: #1b1f27; --doux: #667085; --accent: #2563eb; }
@media (prefers-color-scheme: dark) { :root { --bg: #0f1218; --texte: #e8eaee; --doux: #9aa3b2; --accent: #7aa2ff; } }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; background: var(--bg); color: var(--texte);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
.bientot { text-align: center; padding: 24px 16px; max-width: 32rem; }
.logo { font-weight: 800; letter-spacing: .04em; color: var(--accent); margin: 0 0 8px; }
h1 { margin: 0 0 8px; font-size: 28px; }
.bientot p:last-child { color: var(--doux); margin: 0; }