/* ==========================================================================
   MyTranslateChat — administration
   Interface de gestion : cartes arrondies, barre d'onglets en bas, tableaux
   lisibles sur téléphone, formulaires empilés sous 768px.
   ========================================================================== */

:root {
  --admin-dark: #20212A;
  --admin-soft: #F4F4F8;
}

.admin-body {
  background: var(--bg);
  padding-bottom: calc(var(--tabbar-h) + 34px + env(safe-area-inset-bottom, 0px));
}

/* ------------------------------- Connexion ------------------------------- */
.admin-auth {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(24px + env(safe-area-inset-top, 0px)) 18px calc(24px + env(safe-area-inset-bottom, 0px));
  background: linear-gradient(150deg, #20212A 0%, #3B2E7E 55%, #6C5CE7 100%);
}
.admin-card {
  width: 100%;
  max-width: 460px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .32);
}
.admin-card h1 { font-size: 24px; margin-bottom: 8px; }
.admin-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.admin-brand img { border-radius: 14px; }
.admin-brand div { display: flex; flex-direction: column; }
.admin-brand strong { font-size: 16px; }
.admin-brand span { font-size: 12.5px; color: var(--muted); }
.admin-brand.small img { border-radius: 10px; }
.admin-note { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }
.admin-steps { margin: 0 0 4px; padding-left: 20px; color: var(--ink); font-size: 13.5px; line-height: 1.6; }
.admin-steps li { margin-bottom: 4px; }
.admin-note.ok { color: #0A6B45; }
.admin-note.warn { color: #B3202C; }
.form-ok {
  background: #E9FBF3;
  color: #0A6B45;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 14px;
  margin-bottom: 14px;
}

/* -------------------------------- En-tête -------------------------------- */
.admin-top {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(12px + env(safe-area-inset-top, 0px)) 16px 12px;
  background: var(--admin-dark);
  color: #fff;
}
.admin-top .admin-brand { margin-bottom: 0; }
.admin-top .admin-brand strong { color: #fff; }
.admin-top .admin-brand span { color: rgba(255, 255, 255, .7); }
.admin-top-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.admin-top .btn-ghost { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .25); color: #fff; min-height: 42px; }

.admin-main { max-width: 1100px; margin: 0 auto; padding: 20px 16px 10px; }
.admin-view h1 { font-size: 26px; margin-bottom: 8px; }

/* -------------------------------- Cartes --------------------------------- */
.admin-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 18px 0; }
.admin-stat {
  background: #fff;
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-soft);
}
.admin-stat strong { display: block; font-size: 26px; font-weight: 800; color: var(--brand-dark); }
.admin-stat span { font-size: 12.5px; color: var(--muted); }
.admin-panels { display: grid; grid-template-columns: 1fr; gap: 14px; }
.admin-panel {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.admin-panel h2 { font-size: 18px; margin-bottom: 12px; }
.chart-box { min-height: 120px; }
.chart-row { display: grid; grid-template-columns: minmax(70px, 34%) 1fr auto; align-items: center; gap: 10px; margin-bottom: 9px; font-size: 13px; }
.chart-row .chart-label { color: var(--ink); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chart-row .chart-track { background: var(--admin-soft); border-radius: 999px; height: 12px; overflow: hidden; }
.chart-row .chart-bar { height: 12px; border-radius: 999px; background: linear-gradient(90deg, var(--brand) 0%, var(--teal) 100%); }
.chart-row .chart-value { color: var(--muted); font-variant-numeric: tabular-nums; }

/* ------------------------------- Formulaires ----------------------------- */
.admin-toolbar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  align-items: end;
  margin-bottom: 16px;
}
.admin-toolbar .btn { min-height: 50px; }
.admin-form { background: #fff; border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow-soft); margin-bottom: 18px; }
.admin-form-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }

/* -------------------------------- Tableaux ------------------------------- */
.admin-table-wrap { overflow-x: auto; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-soft); }
table.admin-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 560px; }
table.admin-table th, table.admin-table td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.admin-table th { background: var(--admin-soft); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
table.admin-table tr:last-child td { border-bottom: none; }
table.admin-table td.actions { white-space: nowrap; }
.cell-strong { font-weight: 700; }
.cell-sub { color: var(--muted); font-size: 12px; display: block; }
.pill { display: inline-block; font-size: 11px; font-weight: 700; border-radius: 999px; padding: 3px 9px; }
.pill-on { background: #E9FBF3; color: #0A6B45; }
.pill-off { background: #FFF1F1; color: #B3202C; }
.btn-mini { min-height: 36px; padding: 0 12px; font-size: 13px; }
.admin-pagination { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 14px; }
.admin-empty { padding: 18px; color: var(--muted); }

/* --------------------------- Barre d'onglets bas ------------------------- */
.admin-tabbar {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  height: var(--tabbar-h);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 6px;
  background: rgba(32, 33, 42, .92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 28px;
  box-shadow: 0 12px 34px rgba(0, 0, 0, .3);
  z-index: 70;
}
.admin-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 2px;
  border-radius: 20px;
  color: rgba(255, 255, 255, .7);
  font-size: 10.5px;
  font-weight: 600;
}
.admin-tab:hover { text-decoration: none; }
.admin-tab.active { background: var(--brand); color: #fff; }
.admin-tab:active { transform: scale(.97); }

@media (min-width: 768px) {
  .admin-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .admin-panels { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-form-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .admin-toolbar { grid-template-columns: 2fr 1fr auto; }
}

@media (min-width: 900px) {
  .admin-body { padding-bottom: 40px; }
  .admin-main { padding: 24px 28px 28px; }
  .admin-tabbar { left: 50%; transform: translateX(-50%); width: auto; padding: 6px 10px; gap: 6px; }
  .admin-tab { flex: 0 0 auto; padding: 6px 18px; }
}