:root {
  --bg: #f2f4f7;
  --surface: #ffffff;
  --surface-2: #f8f9fb;
  --border: #dde2ea;
  --text: #16202c;
  --text-muted: #5c6b7d;

  --topbar-bg: #1d4e89;
  --topbar-text: #ffffff;
  --primary: #1d4e89;
  --primary-strong: #123457;
  --primary-soft: #e8eef6;
  --accent: #c98a2c;

  --success: #2e7d32;
  --success-bg: #e6f4ea;
  --warning: #b06a00;
  --warning-bg: #fdf0dc;
  --danger: #c62828;
  --danger-bg: #fbe6e6;
  --info: #3b6ea5;
  --info-bg: #e6eef7;
  --muted-bg: #eceff2;

  --font-sans: "IBM Plex Sans", "Segoe UI", Roboto, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "Cascadia Code", Consolas, monospace;
  --radius: 8px;
  --shadow-card: 0 20px 60px rgba(10, 20, 35, 0.28);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #10151d;
    --surface: #171e29;
    --surface-2: #1c2430;
    --border: #2a3444;
    --text: #e6ebf2;
    --text-muted: #93a1b4;

    --topbar-bg: #0d2038;
    --topbar-text: #e8eef6;
    --primary: #6fa3e0;
    --primary-strong: #a9c8ec;
    --primary-soft: #1c2c40;
    --accent: #e0ac52;

    --success: #7fd996;
    --success-bg: #163821;
    --warning: #f0b854;
    --warning-bg: #3a2a10;
    --danger: #f08383;
    --danger-bg: #3a1616;
    --info: #7fb0e0;
    --info-bg: #16283a;
    --muted-bg: #232b36;

    --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.5);
  }
}

:root[data-theme="dark"] {
  --bg: #10151d;
  --surface: #171e29;
  --surface-2: #1c2430;
  --border: #2a3444;
  --text: #e6ebf2;
  --text-muted: #93a1b4;

  --topbar-bg: #0d2038;
  --topbar-text: #e8eef6;
  --primary: #6fa3e0;
  --primary-strong: #a9c8ec;
  --primary-soft: #1c2c40;
  --accent: #e0ac52;

  --success: #7fd996;
  --success-bg: #163821;
  --warning: #f0b854;
  --warning-bg: #3a2a10;
  --danger: #f08383;
  --danger-bg: #3a1616;
  --info: #7fb0e0;
  --info-bg: #16283a;
  --muted-bg: #232b36;

  --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.5);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
}

h1, h2, h3 { font-weight: 600; text-wrap: balance; }

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

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

button, .btn {
  font-family: inherit;
  font-size: 13px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 8px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

button:hover, .btn:hover { border-color: var(--primary); color: var(--primary); }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-strong); color: #fff; border-color: var(--primary-strong); }

.btn-small { padding: 5px 10px; font-size: 12px; }
.btn-reset { margin-top: auto; width: 100%; }

/* ---------- Layout ---------- */

.app-shell { display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: var(--topbar-bg);
  color: var(--topbar-text);
}
.topbar-brand { font-weight: 700; font-size: 16px; }
.topbar-tag { font-weight: 400; font-size: 12px; opacity: 0.8; margin-left: 8px; }
.topbar-user { display: flex; align-items: center; gap: 12px; }
.topbar-user-info { display: flex; flex-direction: column; text-align: right; line-height: 1.2; }
.topbar-user-name { font-weight: 600; font-size: 13px; }
.topbar-user-role { font-size: 11px; opacity: 0.85; }
.topbar .btn-small { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.4); color: var(--topbar-text); }
.topbar .btn-small:hover { background: rgba(255,255,255,0.2); color: var(--topbar-text); }
.btn-icon-only { padding: 8px; }
.btn-icon-svg { width: 18px; height: 18px; display: block; }
.tabbar-only { display: none; }

.app-body { display: flex; flex: 1; min-height: 0; }

.sidenav {
  width: 220px;
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidenav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
}
.sidenav-link:hover { background: var(--bg); }
.sidenav-link.active { background: var(--primary-soft); color: var(--primary); }
.nav-icon { width: 18px; height: 18px; flex-shrink: 0; }

.view { flex: 1; padding: 24px 28px; overflow-y: auto; }

/* ---------- Barre de navigation mobile (bas d'écran) ---------- */

.tabbar {
  display: none;
  position: sticky;
  bottom: 0;
  z-index: 10;
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 4px 2px calc(4px + env(safe-area-inset-bottom, 0px));
}
.tabbar-link {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 2px;
  border-radius: var(--radius);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 10.5px;
  font-weight: 600;
  min-height: 48px;
  justify-content: center;
}
.tabbar-link.active { color: var(--primary); }
.tabbar-link .nav-icon { width: 21px; height: 21px; }

/* ---------- Login ---------- */

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--topbar-bg) 0%, var(--primary-strong) 100%);
  padding: 20px;
}
.login-card {
  background: var(--surface);
  border-radius: 12px;
  padding: 32px;
  max-width: 560px;
  width: 100%;
  box-shadow: var(--shadow-card);
}
.login-card h1 { margin: 0 0 6px; color: var(--primary); font-size: 26px; }
.login-subtitle { margin: 0 0 4px; color: var(--text-muted); }
.login-hint { margin: 0 0 20px; font-size: 12px; color: var(--text-muted); }
.login-users { display: flex; flex-direction: column; gap: 10px; }
.login-user {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  padding: 12px 16px;
  text-align: left;
}
.login-user-name { font-weight: 700; font-size: 14px; }
.login-user-role { font-size: 12px; color: var(--primary); font-weight: 600; }
.login-user-fonction { font-size: 12px; color: var(--text-muted); }

/* ---------- Page structure ---------- */

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}
.page-header h1 { margin: 0; font-size: 22px; }
.page-subtitle { margin: 4px 0 0; color: var(--text-muted); font-size: 13px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 18px;
}
.panel h2 { margin: 0 0 12px; font-size: 15px; }

.filters { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
.filters select, .filters input {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  background: var(--surface);
  color: var(--text);
}
.filter-locked {
  padding: 7px 10px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 13px;
}

/* ---------- KPI / dashboard ---------- */

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 20px; }
.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.kpi-value { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 28px; font-weight: 600; color: var(--primary); }
.kpi-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.kpi-card.kpi-warning .kpi-value { color: var(--warning); }
.kpi-card.kpi-danger .kpi-value { color: var(--danger); }

.kpi-card.kpi-clickable {
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}
.kpi-card.kpi-clickable:hover { border-color: var(--primary); box-shadow: 0 4px 14px rgba(10, 20, 35, 0.1); }
.kpi-card.kpi-clickable:active { transform: translateY(1px); }

.dashboard-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 0 18px; }
.panel-wide { grid-column: 1 / -1; }

.chip-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-block;
  padding: 6px 12px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 999px;
  font-size: 12px;
  text-decoration: none;
}

/* ---------- Tables ---------- */

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th, .table td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
.table th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; background: var(--surface-2); }
.table-compact td { padding: 6px 10px; }
.text-right { text-align: right; }
.table-wrap { overflow-x: auto; }

tr.row-clickable { cursor: pointer; transition: background 0.15s ease; }
tr.row-clickable:hover td { background: var(--surface-2); }
tr.row-clickable:focus-visible { outline: 2px solid var(--primary); outline-offset: -2px; }

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: var(--muted-bg);
  color: var(--text-muted);
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-muted { background: var(--muted-bg); color: var(--text-muted); }

/* ---------- Forms ---------- */

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; font-weight: 600; color: var(--text-muted); }
.form-grid input, .form-grid select, .form-grid textarea {
  font-family: inherit;
  font-size: 13px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-weight: 400;
}
.form-grid-full { grid-column: 1 / -1; }
.form-actions { grid-column: 1 / -1; display: flex; gap: 10px; margin-top: 8px; }

.detail-grid { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0; }
.detail-grid dt { color: var(--text-muted); font-size: 12px; }
.detail-grid dd { margin: 0; font-weight: 500; }

.empty-state { color: var(--text-muted); font-style: italic; padding: 10px 0; }

/* ---------- Print / export ---------- */

.print-bar { display: flex; justify-content: space-between; margin-bottom: 20px; }
.print-sheet {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 720px;
}
.print-sheet h1 { color: var(--primary); margin-top: 0; }
.print-institution { color: var(--text-muted); margin-top: -8px; }
.print-table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.print-table th, .print-table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
.print-table th { width: 200px; color: var(--text-muted); font-weight: 600; }
.print-table-list th { width: auto; }
.print-note { font-size: 12px; color: var(--text-muted); }
.print-signatures { display: flex; gap: 60px; margin-top: 50px; }
.signature-line { margin-top: 40px; border-top: 1px solid var(--text); width: 200px; }
.print-date { margin-top: 30px; font-size: 12px; }

@media print {
  .no-print { display: none !important; }
  .app-body, .view { display: block; padding: 0; }
  body { background: #fff; color: #000; }
  .print-sheet { border: none; padding: 0; max-width: none; }
}

@media (max-width: 760px) {
  /* Nav latérale desktop remplacée par une barre d'onglets fixe en bas d'écran,
     plus adaptée à un usage au pouce sur téléphone. */
  .sidenav { display: none; }
  .tabbar { display: flex; }
  .tabbar-only { display: inline-flex; }
  .topbar-tag { display: none; }
  .topbar-user-info { display: none; }
  .topbar-brand { font-size: 15px; }
  .topbar .btn-small { padding: 8px; }
  .topbar .btn-small .btn-label { display: none; }

  .app-body { flex-direction: column; }
  .view { padding: 14px; padding-bottom: 20px; }

  .page-header { flex-direction: column; align-items: stretch; }
  .page-actions { flex-direction: column; }
  .page-actions .btn { width: 100%; justify-content: center; }

  /* Cibles tactiles agrandies (~44px) pour boutons, liens de nav, champs de formulaire. */
  .btn, button { min-height: 40px; padding: 9px 14px; }
  .filters select, .filters input, .form-grid input, .form-grid select, .form-grid textarea { min-height: 40px; }
  .login-user { padding: 14px 16px; }

  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: 1fr; }

  /* Tableaux -> cartes empilées : chaque <tr> devient une carte, chaque <td> affiche son
     libellé de colonne (data-label, posé par autoLabelTable()) au lieu d'un en-tête de table. */
  .table-wrap table.table thead { display: none; }
  .table-wrap table.table, .table-wrap table.table tbody, .table-wrap table.table tr, .table-wrap table.table td {
    display: block;
    width: 100%;
  }
  .table-wrap table.table tr {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 10px;
    padding: 4px 12px;
    background: var(--surface);
  }
  .table-wrap table.table tr.row-clickable { padding: 4px 12px; }
  .table-wrap table.table td {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 14px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    text-align: right;
  }
  .table-wrap table.table td:last-child { border-bottom: none; }
  .table-wrap table.table td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-muted);
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    flex-shrink: 0;
  }
  .table-wrap table.table td:empty::before { content: none; }
}