/* ITBENE Panel — styles principaux, basés sur la charte graphique ITBENE */

:root {
  --navy-900: #101B3D;
  --navy-700: #1E2F63;
  --blue-600: #1D4FD8;
  --blue-500: #2B5FEC;
  --gold-500: #C9A227;
  --bg: #F5F7FB;
  --surface: #FFFFFF;
  --text: #151B2B;
  --muted: #5B6472;
  --border: #E2E6EE;
  --danger: #C0384A;
  --success: #1E8E5A;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Poppins', -apple-system, sans-serif;
  font-size: 14.5px;
  line-height: 1.55;
}

h1, h2, h3 {
  font-family: 'Lora', serif;
  font-weight: 700;
  color: var(--navy-900);
  margin: 0 0 12px;
}

a { color: var(--blue-600); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Layout général --- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 230px;
  background: var(--navy-900);
  color: #fff;
  flex-shrink: 0;
  padding: 22px 16px;
}
.sidebar .logo { display: flex; align-items: center; gap: 8px; margin-bottom: 30px; font-family: 'Poppins'; font-weight: 700; font-size: 17px; color: #fff; }
.sidebar nav a {
  display: block;
  color: #C9D3EE;
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 4px;
  font-size: 14px;
  font-weight: 500;
}
.sidebar nav a:hover, .sidebar nav a.active { background: var(--navy-700); color: #fff; text-decoration: none; }

.main { flex: 1; padding: 28px 34px; max-width: 1200px; }

.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 26px; }
.topbar .user { font-size: 13.5px; color: var(--muted); }
.topbar .user a { margin-left: 12px; }

/* --- Cartes / stats --- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 30px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 18px 20px; }
.stat-card .label { font-size: 12.5px; color: var(--muted); margin-bottom: 6px; }
.stat-card .value { font-family: 'Lora', serif; font-size: 24px; font-weight: 700; color: var(--navy-900); }

/* --- Tableaux --- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 22px; margin-bottom: 24px; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data th { text-align: left; padding: 9px 10px; background: var(--bg); color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); }
table.data td { padding: 9px 10px; border-bottom: 1px solid var(--border); }
table.data tr:last-child td { border-bottom: none; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge-actif, .badge-payee { background: #E4F4EC; color: var(--success); }
.badge-suspendu, .badge-en_retard { background: #FBEAEC; color: var(--danger); }
.badge-brouillon, .badge-envoyee, .badge-resilie { background: #EEF1F7; color: var(--muted); }

/* --- Formulaires --- */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; color: var(--navy-900); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: 7px;
  font-family: 'Poppins'; font-size: 14px; background: var(--surface); color: var(--text);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: 2px solid var(--blue-500); border-color: var(--blue-500); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-check { display: flex; align-items: center; gap: 8px; }
.form-check input { width: auto; }

/* --- Boutons --- */
.btn { display: inline-block; font-family: 'Poppins'; font-weight: 600; font-size: 14px; padding: 10px 20px; border-radius: 8px; border: none; cursor: pointer; }
.btn-primary { background: var(--blue-600); color: #fff; }
.btn-primary:hover { background: var(--blue-500); text-decoration: none; }
.btn-gold { background: var(--gold-500); color: var(--navy-900); }
.btn-outline { background: transparent; color: var(--blue-600); border: 1.5px solid var(--blue-600); }

/* --- Alertes --- */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 13.5px; margin-bottom: 18px; }
.alert-danger { background: #FBEAEC; color: var(--danger); }
.alert-success { background: #E4F4EC; color: var(--success); }
.alert-warning { background: #FFF6E0; color: #8A6D00; }

/* --- Page de connexion --- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--navy-900), var(--blue-600)); }
.login-box { background: #fff; border-radius: 14px; padding: 40px 36px; width: 100%; max-width: 380px; }
.login-box .logo { text-align: center; margin-bottom: 20px; font-family: 'Poppins'; font-weight: 700; font-size: 19px; color: var(--blue-600); }

@media (max-width: 780px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; }
  .main { padding: 20px; }
  .form-row { grid-template-columns: 1fr; }
}