/* =============================================================
   prof.css — Styles spécifiques à l'interface professeur
   ============================================================= */

body { font-size: 15.5px; }

/* ── Header ────────────────────────────────────────────────── */
header {
  position: sticky; top: 0; z-index: 10;
  padding: 12px 14px;
  background: linear-gradient(90deg, rgba(7, 10, 18, .92), rgba(7, 10, 18, .75));
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 10px;
  align-items: center; justify-content: space-between;
}
h1 { margin: 0; font-size: 18px; letter-spacing: .2px; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ── Formulaires ───────────────────────────────────────────── */
button, input, select, textarea {
  background: rgba(15, 23, 42, .65);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 12px;
  padding: 9px 10px;
  font-size: 14px;
  outline: none;
}
textarea        { width: 100%; min-height: 90px; resize: vertical; }
input[type="file"] { display: none; }

button {
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: transform .06s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  user-select: none;
}
button:active { transform: translateY(1px); }

button.primary {
  background: linear-gradient(135deg, var(--accent), rgba(34, 211, 238, .55));
  color: #05101c; border-color: transparent; font-weight: 700;
  box-shadow: 0 10px 26px rgba(34, 211, 238, .20);
}
button.ghost  { background: rgba(15, 23, 42, .45); border: 1px dashed rgba(148, 163, 184, .38); color: #cbd5e1; }
button.danger { background: rgba(239, 68, 68, .14);  border-color: rgba(239, 68, 68, .30);  color: #fecaca; }
button.good   { background: rgba(34, 197, 94, .16);  border-color: rgba(34, 197, 94, .30);  color: #bbf7d0; }
button.mini   { padding: 6px 8px; font-size: 12px; border-radius: 10px; }

/* ── Layout principal ──────────────────────────────────────── */
.wrap {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 12px;
  padding: 12px;
}

/* ── Sidebar : liste classes ───────────────────────────────── */
.classItem {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  border: 1px solid rgba(148, 163, 184, .22);
  border-radius: 14px; padding: 10px; margin: 8px 0;
  background: rgba(2, 6, 23, .12);
}
.classItem.active { border-color: rgba(34, 211, 238, .65); background: rgba(34, 211, 238, .06); }
.className   { display: flex; align-items: center; gap: 8px; min-width: 0; }
.className b { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi         { display: flex; gap: 8px; flex-wrap: wrap; }
.kpi .badge  { background: rgba(15, 23, 42, .55); }

/* ── Tableau ───────────────────────────────────────────────── */
table        { min-width: 900px; }
thead th     { font-size: 12.5px; }
tbody td     { font-size: 15.5px; }
.name .txt   { font-size: 16px; }
.name        { cursor: pointer; }

/* ── DB Status ─────────────────────────────────────────────── */
#dbStatus {
  font-size: 12px; padding: 5px 10px; border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, .28);
  background: rgba(15, 23, 42, .55); color: var(--muted);
  display: inline-flex; align-items: center; gap: 6px;
}
#dbStatus.linked {
  border-color: rgba(34, 197, 94, .45);
  background: rgba(34, 197, 94, .10); color: #bbf7d0;
}

/* ── Dialogs ───────────────────────────────────────────────── */
dialog {
  border: none; padding: 0; border-radius: 18px;
  width: min(980px, 96vw);
  background: rgba(7, 10, 18, .96);
  color: var(--text);
  box-shadow: 0 22px 70px rgba(0, 0, 0, .65);
}
dialog::backdrop { background: rgba(0, 0, 0, .65); }
.dlgHead {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(148, 163, 184, .16);
  background: linear-gradient(90deg, rgba(7, 10, 18, .9), rgba(34, 211, 238, .08));
}
.dlgBody { padding: 14px; max-height: 70vh; overflow: auto; }

.evt {
  display: grid; grid-template-columns: 140px 140px 1fr 80px;
  gap: 10px; align-items: center;
  padding: 10px; border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, .16);
  background: rgba(15, 23, 42, .50); margin: 8px 0;
}
.evt small { color: #9aa7be; }

.pill2 {
  border: 1px solid rgba(148, 163, 184, .18);
  background: rgba(15, 23, 42, .50);
  padding: 10px; border-radius: 16px;
}
.skillGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 10px;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 980px) {
  .wrap      { grid-template-columns: 1fr; }
  table      { min-width: 760px; }
  .skillGrid { grid-template-columns: 1fr; }
  .evt       { grid-template-columns: 1fr; gap: 8px; }
}

/* ── Overlays (login, setup, file select) ──────────────────── */
.overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(4, 6, 14, .92);
  backdrop-filter: blur(8px);
}

.auth-box {
  background: rgba(15, 23, 42, .96);
  border: 1px solid rgba(148, 163, 184, .28);
  border-radius: 20px;
  padding: 36px 40px;
  width: min(460px, 94vw);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .65);
}
.auth-box h2      { margin: 0 0 6px 0; font-size: 22px; }
.auth-sub         { color: var(--muted); font-size: 14px; margin: 0 0 24px 0; line-height: 1.5; }
.auth-logo        { font-size: 48px; text-align: center; margin-bottom: 16px; }
.auth-hint        { font-size: 12px; color: #7a8899; line-height: 1.55; margin: 12px 0 0 0; }

.auth-box label {
  display: block; font-size: 13px; color: var(--muted);
  margin: 14px 0 4px 0;
}
.auth-box input[type="text"],
.auth-box input[type="password"] {
  width: 100%;
  background: rgba(7, 10, 18, .70);
  border: 1px solid rgba(148, 163, 184, .30);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 15px;
  outline: none;
  transition: border-color .15s;
}
.auth-box input:focus { border-color: var(--accent); }

.auth-err {
  color: #fca5a5;
  font-size: 13px;
  min-height: 18px;
  margin: 10px 0 0 0;
}