/* Carnet de notes Codaquest. Change les couleurs si tu veux. */
:root {
  --brand: #006ebb;
  --brand-ink: #ffffff;
  --bg: #f4f6f9;
  --card: #ffffff;
  --ink: #12181f;
  --muted: #5b6672;
  --line: #e3e8ee;
  --danger: #c23b3b;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
}

#app {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 18px 64px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}
.title-group { display: flex; align-items: center; gap: 12px; }
.app-logo { border-radius: 10px; flex-shrink: 0; }
h1 { font-size: 1.6rem; margin: 0; }
h2 { font-size: 1.05rem; margin: 0 0 14px; }
.whoami { color: var(--muted); margin: 4px 0 0; font-size: 0.9rem; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 12px;
  text-align: center;
}
.stat-value { display: block; font-size: 1.5rem; font-weight: 700; color: var(--brand); }
.stat-label { display: block; color: var(--muted); font-size: 0.8rem; margin-top: 2px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
}

.grade-form label,
.grade-form .row {
  display: block;
  margin-bottom: 12px;
}
.grade-form label {
  font-size: 0.85rem;
  color: var(--muted);
}
.grade-form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.grade-form input {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
}
.grade-form input:focus { outline: 2px solid var(--brand); border-color: var(--brand); }

button { cursor: pointer; font-size: 1rem; border-radius: 999px; }
button.primary {
  width: 100%;
  padding: 12px;
  border: none;
  background: var(--brand);
  color: var(--brand-ink);
  font-weight: 600;
  margin-top: 4px;
}
button.primary:hover { opacity: 0.92; }
button.ghost {
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

.form-error { color: var(--danger); font-size: 0.85rem; min-height: 1em; margin: 8px 0 0; }
.empty { color: var(--muted); }

.grade-list { list-style: none; margin: 0; padding: 0; }
.grade-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.grade-item:first-child { border-top: none; }
.grade-main { min-width: 0; }
.grade-subject { font-weight: 600; }
.grade-meta { color: var(--muted); font-size: 0.82rem; }
.grade-score {
  font-weight: 700;
  font-size: 1.1rem;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.grade-pct { color: var(--muted); font-weight: 400; font-size: 0.8rem; }
.grade-del {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 6px 10px;
  font-size: 0.85rem;
}
.grade-del:hover { color: var(--danger); }

@media (max-width: 480px) {
  .stats { gap: 8px; }
  .stat-value { font-size: 1.2rem; }
}