:root {
  --bleu-marine: #103a52;
  --bleu: #1b6a8c;
  --teal: #3f9b98;
  --sable: #f3e6c9;
  --sable-clair: #faf5e8;
  --blanc: #ffffff;
  --texte: #1f2d33;
  --gris: #64757c;
  --rouge: #b3402a;
  --vert: #3a7d55;
  --orange: #c07a1e;
  --ombre: 0 2px 10px rgba(16, 58, 82, 0.12);
  --rayon: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(180deg, var(--sable-clair) 0%, #eef3f1 100%);
  color: var(--texte);
  min-height: 100vh;
}

a { color: var(--bleu); }

.centered-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.card {
  background: var(--blanc);
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
  padding: 28px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.brand {
  margin-bottom: 20px;
}

.brand h1 {
  margin: 0;
  color: var(--bleu-marine);
  font-size: 1.8rem;
  letter-spacing: 0.5px;
}

.brand p {
  margin: 4px 0 0;
  color: var(--gris);
  font-size: 0.9rem;
}

.wave {
  font-size: 1.6rem;
}

form { text-align: left; }

label {
  display: block;
  font-size: 0.85rem;
  margin: 12px 0 4px;
  color: var(--bleu-marine);
  font-weight: 600;
}

input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d7d0bd;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--blanc);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(63, 155, 152, 0.2);
}

button, .btn {
  cursor: pointer;
  border: none;
  border-radius: 6px;
  padding: 10px 16px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  background: var(--bleu);
  color: var(--blanc);
  transition: filter 0.15s ease;
}

button:hover, .btn:hover { filter: brightness(1.08); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-secondary { background: var(--gris); }
.btn-danger { background: var(--rouge); }
.btn-success { background: var(--vert); }
.btn-small { padding: 5px 10px; font-size: 0.82rem; }

.full-width { width: 100%; margin-top: 18px; }

.error-msg {
  background: #fdeceb;
  color: var(--rouge);
  border: 1px solid #f2c2ba;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.88rem;
  margin-top: 12px;
}

.success-msg {
  background: #eaf5ee;
  color: var(--vert);
  border: 1px solid #c3e3cf;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.88rem;
  margin-top: 12px;
}

.hidden { display: none !important; }

/* App layout */
.app-header {
  background: var(--bleu-marine);
  color: var(--sable-clair);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.app-header .brand-mini {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
}

.app-header .brand-mini h2 {
  margin: 0;
  font-size: 1.2rem;
}

.app-header .brand-mini span {
  font-size: 0.78rem;
  color: #b9cdd7;
  display: block;
}

nav.main-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

nav.main-nav a {
  color: #d7e6ec;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

nav.main-nav a:hover { background: rgba(255,255,255,0.08); }
nav.main-nav a.active { background: var(--teal); color: var(--blanc); }

.user-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.85rem;
  color: #d7e6ec;
}

main.app-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.page-title {
  color: var(--bleu-marine);
  margin: 0 0 4px;
}

.page-sub {
  color: var(--gris);
  margin: 0 0 22px;
  font-size: 0.92rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 800px) {
  .grid-2 { grid-template-columns: 1fr; }
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--blanc);
  border-radius: var(--rayon);
  overflow: hidden;
  box-shadow: var(--ombre);
}

th, td {
  text-align: left;
  padding: 10px 12px;
  font-size: 0.9rem;
  border-bottom: 1px solid #eee2c9;
}

th {
  background: var(--sable);
  color: var(--bleu-marine);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-attente { background: #fdf1de; color: var(--orange); }
.badge-validee { background: #e6f3ea; color: var(--vert); }
.badge-refusee { background: #fdeceb; color: var(--rouge); }
.badge-afaire { background: #fdf1de; color: var(--orange); }
.badge-encours { background: #e5eef7; color: var(--bleu); }
.badge-termine { background: #e6f3ea; color: var(--vert); }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 10px;
}

.tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  border-bottom: 2px solid #e6dcc3;
}

.tabs button {
  background: transparent;
  color: var(--gris);
  border-radius: 6px 6px 0 0;
  padding: 8px 16px;
}

.tabs button.active {
  background: var(--sable);
  color: var(--bleu-marine);
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.stat-card {
  background: var(--blanc);
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
  padding: 16px;
}

.stat-card .label {
  font-size: 0.78rem;
  color: var(--gris);
  text-transform: uppercase;
}

.stat-card .value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bleu-marine);
  margin-top: 4px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(16, 58, 82, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}

.modal {
  background: var(--blanc);
  border-radius: var(--rayon);
  padding: 24px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal h3 { margin-top: 0; color: var(--bleu-marine); }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.calendar-grid .day-name {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gris);
  padding: 4px 0;
}

.calendar-cell {
  background: var(--blanc);
  border-radius: 6px;
  min-height: 86px;
  padding: 6px;
  box-shadow: var(--ombre);
  font-size: 0.78rem;
  position: relative;
}

.calendar-cell.empty { background: transparent; box-shadow: none; }

.calendar-cell .day-num {
  font-weight: 700;
  color: var(--bleu-marine);
  font-size: 0.8rem;
}

.calendar-cell .entry {
  margin-top: 3px;
  padding: 2px 5px;
  border-radius: 4px;
  font-size: 0.7rem;
  color: var(--blanc);
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.type-occupation { background: var(--bleu); }
.type-disponible { background: var(--vert); }
.type-entretien { background: var(--orange); }
.type-autre { background: var(--gris); }

.month-nav {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.month-nav h3 { margin: 0; color: var(--bleu-marine); min-width: 170px; text-align: center; }

.empty-state {
  text-align: center;
  color: var(--gris);
  padding: 30px;
  font-size: 0.9rem;
}

.actions-cell { display: flex; gap: 6px; flex-wrap: wrap; }

.legend { display: flex; gap: 14px; margin-bottom: 14px; flex-wrap: wrap; font-size: 0.8rem; color: var(--gris); }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.legend .dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }