:root {
  color-scheme: dark;
  --marine: #0E2A47;
  --or: #C9A84C;
  --fond: #091624;
  --surface: #10263c;
  --texte: #edf2f7;
  --secondaire: #aab9c9;
  --bordure: #294158;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--fond); color: var(--texte); font: 16px/1.5 system-ui, sans-serif; }
header { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; padding: 18px 4%; background: var(--marine); border-bottom: 2px solid var(--or); }
a { color: #e4c977; text-underline-offset: 3px; }
a:hover { color: #fff0bd; }
.marque { text-decoration: none; color: white; font-weight: 800; letter-spacing: 2px; }
.marque span { display: block; font-size: 11px; color: var(--or); letter-spacing: 4px; }
nav, .actions, .deconnexion { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
nav a { font-size: 14px; text-decoration: none; }
.deconnexion { margin-left: auto; font-size: 13px; }
main { max-width: 1400px; margin: auto; padding: 32px 4%; min-height: 78vh; }
footer { color: var(--secondaire); text-align: center; padding: 24px; font-size: 12px; }
h1 { font-size: clamp(24px, 3vw, 36px); margin: 6px 0 24px; letter-spacing: -.5px; }
h2 { font-size: 21px; margin-top: 0; }
.surtitre { font-size: 12px; letter-spacing: 2px; color: var(--or); font-weight: 700; }
.carte { padding: 26px; border: 1px solid var(--bordure); border-radius: 12px; background: var(--surface); margin-bottom: 24px; }
.etroite { max-width: 510px; margin: 40px auto; }
.entete { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.grille { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; align-items: end; }
.fonctions { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
label { display: block; font-size: 14px; margin-bottom: 16px; }
input, textarea { display: block; width: 100%; margin-top: 7px; background: var(--fond); color: var(--texte); border: 1px solid #536a81; padding: 11px 12px; border-radius: 6px; font: inherit; }
textarea { resize: vertical; overflow-wrap: anywhere; }
.case { display: flex; align-items: center; gap: 9px; margin-bottom: 0; }
input[type=checkbox] { width: 18px; height: 18px; flex-shrink: 0; accent-color: var(--or); margin: 0; }
button, .bouton { display: inline-block; border: 1px solid var(--or); border-radius: 6px; padding: 11px 17px; background: var(--or); color: #091624; font: 600 14px system-ui, sans-serif; cursor: pointer; text-decoration: none; }
button:hover, .bouton:hover { filter: brightness(1.12); color: #091624; }
button.secondaire { background: transparent; color: var(--or); }
button.danger { background: transparent; border-color: #ef8585; color: #ffaaaa; }
:focus-visible { outline: 3px solid #e8c86b; outline-offset: 3px; }
fieldset { border: 1px solid var(--bordure); border-radius: 6px; padding: 20px; }
legend { padding: 0 8px; }
small { display: block; color: var(--secondaire); font-size: 12px; }
.discret { color: var(--secondaire); font-size: 14px; }
.badge { border: 1px solid var(--bordure); padding: 6px 12px; border-radius: 20px; white-space: nowrap; }
.banniere, .erreur { padding: 12px 18px; margin-bottom: 24px; border: 1px solid var(--or); border-radius: 6px; color: #f5d875; }
.erreur { border-color: #ef8585; color: #ffaaaa; }
.attention { color: #f3d37e; }
.urgent, .expiree { color: #ff9898; font-weight: 700; }
.urgent small, .expiree small { color: #ff9898; }
.table-scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; text-align: left; }
th { color: var(--secondaire); font-size: 12px; text-transform: uppercase; }
th, td { padding: 14px 12px; border-bottom: 1px solid var(--bordure); vertical-align: top; }
summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 22px; }
.qr { display: block; margin: 20px auto; background: white; padding: 10px; max-width: 100%; }
@media (max-width: 650px) {
  header { gap: 16px; }
  .deconnexion { margin-left: 0; }
  main { padding: 20px 14px; }
  .carte { padding: 18px; }
  .grille { grid-template-columns: 1fr; }
}