/* ============================================================
   GESTION DES RÉSERVATIONS – FEUILLE DE STYLE PRINCIPALE
   ============================================================ */

:root {
  --primary:      #1e3a5f;
  --primary-lt:   #2563eb;
  --primary-pale: #eff6ff;
  --accent:       #f59e0b;
  --danger:       #dc2626;
  --success:      #16a34a;
  --gray-50:      #f9fafb;
  --gray-100:     #f3f4f6;
  --gray-200:     #e5e7eb;
  --gray-400:     #9ca3af;
  --gray-600:     #4b5563;
  --gray-800:     #1f2937;
  --radius:       8px;
  --shadow:       0 2px 12px rgba(0,0,0,.10);
  --shadow-lg:    0 8px 32px rgba(0,0,0,.15);
  --sidebar-w:    250px;
  --header-h:     60px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  color: var(--gray-800);
  background: var(--gray-100);
  min-height: 100vh;
}

a { color: var(--primary-lt); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── LAYOUT ─────────────────────────────────────── */
#app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* ── SIDEBAR ─────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  background: var(--primary);
  color: #fff;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  transition: transform .3s;
}
#sidebar .sidebar-brand {
  padding: 20px 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
#sidebar .sidebar-brand h1 {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
}
#sidebar .sidebar-brand p {
  font-size: 11px;
  color: rgba(255,255,255,.55);
  margin-top: 3px;
}
#sidebar nav { flex: 1; padding: 12px 0; overflow-y: auto; }
#sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  color: rgba(255,255,255,.8);
  font-size: 13.5px;
  transition: background .15s, color .15s;
  border-left: 3px solid transparent;
}
#sidebar nav a:hover,
#sidebar nav a.active {
  background: rgba(255,255,255,.1);
  color: #fff;
  border-left-color: var(--accent);
  text-decoration: none;
}
#sidebar nav .nav-section {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  padding: 16px 18px 4px;
}
#sidebar .sidebar-user {
  padding: 14px 18px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: 12px;
  color: rgba(255,255,255,.7);
}
#sidebar .sidebar-user strong { display: block; color: #fff; }

/* ── MAIN CONTENT ────────────────────────────────── */
#main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
#topbar {
  height: var(--header-h);
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
#topbar .page-title { font-size: 17px; font-weight: 600; color: var(--primary); }
#topbar .topbar-actions { display: flex; align-items: center; gap: 10px; }

.page-body { padding: 24px; flex: 1; }

/* ── CARDS ───────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-header h2 { font-size: 15px; font-weight: 600; color: var(--primary); }
.card-body { padding: 20px; }

/* ── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: opacity .15s, transform .1s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { opacity: .88; text-decoration: none; }
.btn:active { transform: scale(.97); }
.btn-primary   { background: var(--primary-lt); color: #fff; }
.btn-dark      { background: var(--primary);    color: #fff; }
.btn-success   { background: var(--success);    color: #fff; }
.btn-danger    { background: var(--danger);      color: #fff; }
.btn-warning   { background: var(--accent);      color: #fff; }
.btn-outline   { background: transparent; border: 1.5px solid var(--primary-lt); color: var(--primary-lt); }
.btn-sm        { padding: 5px 10px; font-size: 12px; }
.btn-lg        { padding: 11px 22px; font-size: 15px; }

/* ── FORMS ───────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 5px;
}
.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 13.5px;
  color: var(--gray-800);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary-lt);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-check { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.form-check input { width: 16px; height: 16px; cursor: pointer; }

/* ── ALERTS ──────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13.5px;
  margin-bottom: 16px;
  border-left: 4px solid;
}
.alert-success { background: #f0fdf4; color: #166534; border-color: var(--success); }
.alert-danger  { background: #fef2f2; color: #991b1b; border-color: var(--danger); }
.alert-info    { background: #eff6ff; color: #1e40af; border-color: var(--primary-lt); }
.alert-warning { background: #fffbeb; color: #92400e; border-color: var(--accent); }

/* ── TABLES ──────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; }
.table th {
  background: var(--gray-50);
  border-bottom: 2px solid var(--gray-200);
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--gray-600);
  text-align: left;
}
.table td { padding: 10px 14px; border-bottom: 1px solid var(--gray-100); vertical-align: middle; }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--primary-pale); }

/* ── BADGES ──────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}
.badge-success   { background: #dcfce7; color: #166534; }
.badge-danger    { background: #fee2e2; color: #991b1b; }
.badge-info      { background: #dbeafe; color: #1e40af; }
.badge-warning   { background: #fef9c3; color: #854d0e; }
.badge-salle     { background: #d1fae5; color: #065f46; }
.badge-vehicule  { background: #dbeafe; color: #1e3a8a; }
.badge-materiel  { background: #fce7f3; color: #9d174d; }

/* ── CALENDAR ────────────────────────────────────── */
#calendar-container { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 4px; }

.cal-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  gap: 12px;
  flex-wrap: wrap;
}
.cal-nav { display: flex; align-items: center; gap: 8px; }
.cal-title { font-size: 16px; font-weight: 700; color: var(--primary); min-width: 220px; text-align: center; }
.cal-view-btns { display: flex; gap: 4px; }
.cal-view-btns .btn { padding: 6px 12px; font-size: 12px; }

/* FullCalendar overrides */
.fc .fc-button { background: var(--primary) !important; border-color: var(--primary) !important; }
.fc .fc-button-primary:not(:disabled):hover { background: var(--primary-lt) !important; border-color: var(--primary-lt) !important; }
.fc .fc-button-active { background: var(--primary-lt) !important; border-color: var(--primary-lt) !important; }
.fc-event { cursor: pointer; border-radius: 4px !important; font-size: 12px !important; }
.fc-event-salle    { background: #84bc25 !important; border-color: #047857 !important; color: #fff !important; }
.fc-event-vehicule { background: #2563eb !important; border-color: #1d4ed8 !important; color: #fff !important; }
.fc-event-materiel { background: #db2777 !important; border-color: #be185d !important; color: #fff !important; }
.fc-event .fc-event-title { color: #fff !important; }
.fc-event .fc-event-time  { color: rgba(255,255,255,.85) !important; }

/* ── MODAL ───────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn .2s ease;
}
@keyframes modalIn { from { opacity: 0; transform: scale(.95) translateY(-10px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h3 { font-size: 16px; font-weight: 700; color: var(--primary); }
.modal-close {
  width: 30px; height: 30px;
  background: var(--gray-100);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.modal-close:hover { background: var(--gray-200); }
.modal-body { padding: 22px; }
.modal-footer { padding: 14px 22px; border-top: 1px solid var(--gray-200); display: flex; justify-content: flex-end; gap: 10px; }

/* ── LOGIN PAGE ──────────────────────────────────── */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
  padding: 20px;
}
.login-box {
  background: #fff;
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  padding: 40px 36px;
}
.login-box .login-logo {
  text-align: center;
  margin-bottom: 28px;
}
.login-box .login-logo h1 { font-size: 20px; color: var(--primary); margin-top: 10px; }
.login-box .login-logo p  { font-size: 12px; color: var(--gray-400); margin-top: 4px; }

/* ── STAT CARDS ──────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.stat-icon {
  width: 48px; height: 48px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.stat-info .stat-value { font-size: 24px; font-weight: 700; color: var(--primary); }
.stat-info .stat-label { font-size: 12px; color: var(--gray-400); margin-top: 2px; }

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 768px) {
  #sidebar { transform: translateX(-100%); }
  #sidebar.open { transform: translateX(0); }
  #main-content { margin-left: 0; }
  .form-row { grid-template-columns: 1fr; }
  .page-body { padding: 14px; }
}