:root {
  --violet: #6d28d9;
  --violet-dark: #5b21b6;
  --bg: #faf9fc;
  --card: #ffffff;
  --border: #e6e3ee;
  --text: #1f2430;
  --muted: #6b7280;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.container { max-width: 920px; margin: 0 auto; padding: 0 1rem; }

.topbar { background: var(--violet); color: #fff; }
.topbar-inner { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; padding: .7rem 1rem; }
.brand { font-weight: 700; font-size: 1.15rem; color: #fff; text-decoration: none; margin-right: auto; }
.topnav { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.topnav a { color: #f3f0fb; text-decoration: none; font-size: .95rem; }
.topnav a:hover { color: #fff; text-decoration: underline; }
.topnav a.logout { color: #e9d5ff; }

main.container { padding-top: 1.5rem; padding-bottom: 3rem; }

h1 { color: var(--violet-dark); }
h2 { color: var(--violet-dark); margin-top: 2rem; }
a { color: var(--violet); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem 1.4rem;
  margin-bottom: 1rem;
}
.muted { color: var(--muted); }

.btn {
  display: inline-block;
  border: 1px solid var(--violet);
  background: #fff;
  color: var(--violet);
  padding: .5rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  font-size: 1rem;
}
.btn-primary { background: var(--violet); color: #fff; }
.btn-primary:hover { background: var(--violet-dark); }
.btn-sm { padding: .3rem .8rem; font-size: .9rem; }
.btn-danger { border-color: #dc2626; color: #dc2626; background: #fff; }

.form label { display: block; margin: .8rem 0; font-weight: 600; }
.form input, .form select, .form textarea {
  width: 100%;
  padding: .55rem .7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 400;
  margin-top: .25rem;
}
.form textarea { min-height: 120px; }

.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.flash-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.flash-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: .6rem .8rem; border-bottom: 1px solid var(--border); }
th { background: #f5f3fb; color: var(--violet-dark); }

.badge { display: inline-block; padding: .15rem .55rem; border-radius: 999px; font-size: .8rem; }
.badge-attente { background: #fef9c3; color: #854d0e; }
.badge-validee { background: #dcfce7; color: #166534; }
.badge-refusee { background: #fee2e2; color: #991b1b; }

.auth-card { max-width: 380px; margin: 3rem auto; }

.footer { border-top: 1px solid var(--border); color: var(--muted); padding: 1.5rem 0; font-size: .9rem; }
.footer a { color: var(--violet); }

.stat-grid { display: flex; gap: 1rem; flex-wrap: wrap; }
.stat { flex: 1; min-width: 140px; background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 1rem; text-align: center; }
.stat .n { font-size: 2rem; font-weight: 700; color: var(--violet); }
.inline-form { display: inline; }