/* =============================================================
   shared.css — Styles communs (prof + élève)
   ============================================================= */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --bg:     #070a12;
  --panel:  rgba(17, 24, 39, .88);
  --text:   #e5e7eb;
  --muted:  #94a3b8;
  --line:   rgba(148, 163, 184, .28);
  --accent: hsl(185 90% 55%);
  --good:   #22c55e;
  --warn:   #f59e0b;
  --bad:    #ef4444;
  --shadow: 0 18px 50px rgba(0, 0, 0, .45);
  --r:      16px;
}

/* ── Reset ─────────────────────────────────────────────────── */
* { box-sizing: border-box; }
a { color: inherit; }

/* ── Body ──────────────────────────────────────────────────── */
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: var(--text);
  background:
    radial-gradient(900px 700px at 10% 5%,  rgba(34, 211, 238, .12), transparent 55%),
    radial-gradient(900px 700px at 90% 15%, rgba(168, 85, 247, .10), transparent 55%),
    radial-gradient(900px 700px at 35% 95%, rgba(34, 197, 94, .10),  transparent 60%),
    linear-gradient(180deg, #070a12, #0b1020 45%, #060811);
  min-height: 100vh;
}

/* ── Helpers ───────────────────────────────────────────────── */
.muted  { color: var(--muted); font-size: 13px; }
.tight  { white-space: nowrap; }
.hint   { font-size: 12px; color: #9aa7be; line-height: 1.55; }
.row    { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 8px 0; }
.split  { display: flex; gap: 10px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.grid2  { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.chips  { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* ── Panel ─────────────────────────────────────────────────── */
.panel {
  background: var(--panel);
  border: 1px solid rgba(148, 163, 184, .38);
  border-radius: var(--r);
  padding: 12px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.panel h3, .panel h4 { margin: 0 0 10px 0; }

/* ── Card ──────────────────────────────────────────────────── */
.card {
  background: rgba(15, 23, 42, .72);
  border: 1px solid rgba(148, 163, 184, .30);
  border-radius: 14px;
  padding: 10px;
}

/* ── Badge ─────────────────────────────────────────────────── */
.badge {
  font-size: 12px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .55);
  padding: 3px 8px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ── Pill ──────────────────────────────────────────────────── */
.pill {
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .42);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.dot {
  width: 10px; height: 10px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(34, 211, 238, .10);
}

/* ── Chip ──────────────────────────────────────────────────── */
.chip {
  border: 1px solid rgba(148, 163, 184, .20);
  background: rgba(15, 23, 42, .50);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.chip strong { font-weight: 800; }
.chip .xbtn {
  margin-left: 6px;
  border: 1px solid rgba(239, 68, 68, .45);
  background: rgba(239, 68, 68, .20);
  color: #fecaca; border-radius: 999px;
  padding: 0 6px; font-size: 11px; cursor: pointer;
}
.chip .xbtn:hover { background: rgba(239, 68, 68, .28); }
.chip.good { border-color: rgba(34, 197, 94, .30);  background: rgba(34, 197, 94, .10); }
.chip.warn { border-color: rgba(245, 158, 11, .30); background: rgba(245, 158, 11, .10); }
.chip.bad  { border-color: rgba(239, 68, 68, .30);  background: rgba(239, 68, 68, .10); }

/* ── Tableau ───────────────────────────────────────────────── */
.tableWrap { overflow: auto; border-radius: 14px; }
table { width: 100%; border-collapse: separate; border-spacing: 0 8px; }
thead th {
  color: #cbd5e1;
  text-transform: uppercase;
  letter-spacing: .08em;
  text-align: left;
  padding: 8px 10px;
}
tbody tr {
  background: rgba(2, 6, 23, .35);
  border: 1px solid var(--line);
}
tbody tr:hover { filter: brightness(1.08); }

tbody tr.row-y {
  background: linear-gradient(90deg, rgba(253, 224, 71, .55), rgba(15, 23, 42, .70) 62%);
  border-color: rgba(253, 224, 71, .70);
  box-shadow: inset 8px 0 0 rgba(253, 224, 71, .85);
}
tbody tr.row-o {
  background: linear-gradient(90deg, rgba(251, 146, 60, .58), rgba(15, 23, 42, .70) 62%);
  border-color: rgba(251, 146, 60, .75);
  box-shadow: inset 8px 0 0 rgba(251, 146, 60, .90);
}
tbody tr.row-r {
  background: linear-gradient(90deg, rgba(239, 68, 68, .60), rgba(15, 23, 42, .70) 62%);
  border-color: rgba(239, 68, 68, .78);
  box-shadow: inset 8px 0 0 rgba(239, 68, 68, .92);
}

tbody td {
  padding: 10px;
  line-height: 1.25;
  border-top:    1px solid rgba(148, 163, 184, .08);
  border-bottom: 1px solid rgba(148, 163, 184, .08);
}
tbody tr td:first-child { border-left: 1px solid rgba(148, 163, 184, .08); border-top-left-radius: 14px; border-bottom-left-radius: 14px; }
tbody tr td:last-child  { border-right: 1px solid rgba(148, 163, 184, .08); border-top-right-radius: 14px; border-bottom-right-radius: 14px; }

/* ── Nom élève ─────────────────────────────────────────────── */
.name { display: flex; align-items: center; gap: 10px; }
.name .flag {
  width: 10px; height: 10px; border-radius: 999px;
  background: rgba(148, 163, 184, .25);
  box-shadow: 0 0 0 6px rgba(148, 163, 184, .06);
  flex-shrink: 0;
}
.name.y .flag { background: #fde047; box-shadow: 0 0 0 6px rgba(253, 224, 71, .14); }
.name.o .flag { background: #fb923c; box-shadow: 0 0 0 6px rgba(251, 146, 60, .14); }
.name.r .flag { background: #ef4444; box-shadow: 0 0 0 6px rgba(239, 68, 68, .14); }
.name .txt    { font-weight: 700; }

/* ── Notifications ─────────────────────────────────────────── */
.err, .ok {
  margin: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  display: none;
  white-space: pre-wrap;
  box-shadow: var(--shadow);
}
.err { background: rgba(127, 29, 29, .35); border-color: rgba(239, 68, 68, .35); color: #fecaca; }
.ok  { background: rgba(20, 83, 45, .35);  border-color: rgba(34, 197, 94, .35); color: #bbf7d0; }