/* Passerelle de connexion : habillage minimal (plan SaaS, lot 5), à reprendre
   par l'UX. Couleurs de la charte Colokéo (`ui/theme_v2.py`, TOKENS). */
:root { --violet: #5A4CFA; --encre: #1E1B4B; --gris: #64748B; --fond: #F8FAFC; --erreur: #B91C1C; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--fond); color: var(--encre); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; padding: 16px; }
.carte { width: 100%; max-width: 420px; background: #fff; border-radius: 16px; padding: 32px 28px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 8px 24px rgba(15, 23, 42, .06); }
.marque { margin: 0 0 8px; font-weight: 700; color: var(--violet); letter-spacing: .02em; }
h1 { margin: 0 0 16px; font-size: 1.5rem; }
label { display: block; margin: 16px 0 6px; font-weight: 600; font-size: .95rem; }
input { width: 100%; padding: 12px 14px; border: 1px solid #CBD5E1; border-radius: 10px; font: inherit; }
input:focus { outline: 2px solid var(--violet); outline-offset: 1px; border-color: var(--violet); }
button { width: 100%; margin-top: 24px; padding: 12px 16px; border: 0; border-radius: 10px; background: var(--violet);
  color: #fff; font: inherit; font-weight: 600; cursor: pointer; }
button:hover { filter: brightness(.95); }
.erreur { margin: 0 0 8px; padding: 10px 12px; border-radius: 10px; background: #FEF2F2; color: var(--erreur); }
.secondaire { margin: 20px 0 0; text-align: center; color: var(--gris); }
a { color: var(--violet); }