:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #e2e4e9;
  --text: #1c1e26;
  --text-muted: #656b76;
  --primary: #2f5d50;
  --primary-hover: #24473d;
  --accent: #d9a441;
  --success-bg: #e7f4ea;
  --success-text: #1e6b34;
  --warn-bg: #fdf3e3;
  --warn-text: #8a5a00;
  --danger-bg: #fbe9e9;
  --danger-text: #a3312c;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app {
  max-width: 920px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary);
  color: white;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
}

h1 {
  margin: 0;
  font-size: 20px;
}

.subtitle {
  margin: 2px 0 0;
  color: var(--text-muted);
  font-size: 13px;
}

.employee-picker {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.employee-picker select {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 14px;
  min-width: 220px;
}

.tabs {
  display: flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.tab-btn {
  flex: 1;
  min-width: 120px;
  padding: 10px 12px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 14px;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.tab-btn:hover { background: rgba(0,0,0,0.03); }

.tab-btn.active {
  background: var(--primary);
  color: white;
  font-weight: 600;
}

.panel {
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.panel.active { display: block; }

.panel h2 {
  margin-top: 0;
  font-size: 17px;
}

.panel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.form-grid label.full {
  grid-column: 1 / -1;
}

.form-grid input,
.form-grid select {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
}

.form-grid input:focus,
.form-grid select:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

.btn-primary {
  grid-column: 1 / -1;
  justify-self: start;
  background: var(--primary);
  color: white;
  border: none;
  padding: 11px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-primary:hover { background: var(--primary-hover); }

.feedback {
  margin-top: 14px;
  font-size: 13px;
  min-height: 18px;
}

.feedback.success { color: var(--success-text); }
.feedback.error { color: var(--danger-text); }

.checkbox-inline {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.inline-form {
  display: flex;
  align-items: center;
  gap: 6px;
}

.inline-form input {
  width: 90px;
  padding: 6px 8px;
}

.cloture-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
}

.cloture-info {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

.export-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-muted);
}

.export-row a.btn-secondary {
  text-decoration: none;
}

.table-wrap {
  margin-top: 16px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.badge.en_attente { background: var(--warn-bg); color: var(--warn-text); }
.badge.valide { background: var(--success-bg); color: var(--success-text); }
.badge.refuse { background: var(--danger-bg); color: var(--danger-text); }

.empty-row td {
  color: var(--text-muted);
  text-align: center;
  padding: 24px;
}

.hint {
  font-size: 13px;
  color: var(--text-muted);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin: 0 0 16px;
}

.hint.full { grid-column: 1 / -1; }

/* ---- Écran connexion / inscription ---- */

.auth {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 20px;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.brand-center {
  justify-content: center;
  text-align: center;
  flex-direction: column;
  margin-bottom: 20px;
}

.brand-center .brand-mark { margin: 0 auto 10px; }

.auth-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 20px;
}

.auth-tab-btn {
  flex: 1;
  padding: 9px 10px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
}

.auth-tab-btn.active {
  background: var(--primary);
  color: white;
  font-weight: 600;
}

.auth-panel { display: none; }
.auth-panel.active { display: grid; }

/* ---- Barre utilisateur / rôles ---- */

.user-box {
  display: flex;
  align-items: center;
  gap: 14px;
}

.user-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  font-size: 13px;
}

.role-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: fit-content;
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
}

.btn-secondary:hover { background: var(--bg); }

/* ---- Actions de validation dans l'historique ---- */

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

.btn-mini {
  border: none;
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.btn-valide { background: var(--success-bg); color: var(--success-text); }
.btn-valide:hover { background: #d3ecd9; }
.btn-refuse { background: var(--danger-bg); color: var(--danger-text); }
.btn-refuse:hover { background: #f6d5d4; }

@media (max-width: 560px) {
  .form-grid { grid-template-columns: 1fr; }
  .app-header { flex-direction: column; }
  .employee-picker select { min-width: 0; width: 100%; }
  .user-box { width: 100%; justify-content: space-between; }
  .user-info { align-items: flex-start; }
}

[hidden] {
  display: none !important;
}