/* ============================================================
   CampusPrep — catalog.css
   3-level navigation: faculties -> programs -> quizzes
   ============================================================ */

.catalog-page { background: var(--bg-off); }
.catalog-main { padding: 36px 0 64px; min-height: 60vh; }

/* ── Hero ────────────────────────────────────────────────── */
.catalog-hero { margin-bottom: 28px; }

.catalog-hero__title {
  font-family: var(--font-head);
  font-size: clamp(22px, 3.5vw, 30px);
  font-weight: 600;
  letter-spacing: -0.4px;
  margin-bottom: 6px;
}

.catalog-hero__sub { font-size: 14px; color: var(--text-muted); }

.catalog-hero--compact { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }

.faculty-badge-lg {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
}

/* ── Back link ───────────────────────────────────────────── */
.back-link {
  display: inline-block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
  transition: color .2s;
}
.back-link:hover { color: var(--green); }

/* ── Faculty grid (level 1) ──────────────────────────────── */
.faculty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.faculty-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}

.faculty-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.faculty-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto 14px;
}

.faculty-card__code {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.faculty-card__name {
  font-size: 13px;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 8px;
  min-height: 36px;
}

.faculty-card__count {
  font-size: 11px;
  color: var(--text-light);
}

/* ── Program list (level 2) ──────────────────────────────── */
.program-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.program-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  transition: border-color .2s, transform .2s;
}

.program-row:hover { border-color: var(--green); transform: translateX(2px); }

.program-row__main { flex: 1; min-width: 0; }

.program-row__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.program-row__meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.program-row__status { flex-shrink: 0; }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.status-pill--active  { background: #DCFCE7; color: #166534; }
.status-pill--pending { background: #FEF3C7; color: #92400E; }
.status-pill--locked  { background: var(--bg-off); color: var(--text-muted); border: 1px solid var(--border); }

.empty-note { font-size: 13px; color: var(--text-muted); padding: 24px; text-align: center; }

/* ── Access banner (level 3) ─────────────────────────────── */
.access-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-radius: var(--radius-md);
  padding: 14px 20px;
  margin-bottom: 24px;
  font-size: 13px;
}

.access-banner--info    { background: #E6F1FB; border: 1px solid #93C5FD; color: #1e3a5f; }
.access-banner--active  { background: var(--green-light); border: 1px solid #9FE1CB; color: var(--green-dark); }
.access-banner--pending { background: var(--amber-light); border: 1px solid #FCD34D; color: #92400E; }
.access-banner--locked  { background: var(--bg); border: 1px solid var(--border); color: var(--text-muted); }

.ab-text { flex: 1; 
  color: red;  font-weight: 500;
}

/* ── Quiz list (level 3) ─────────────────────────────────── */
.quiz-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.quiz-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.quiz-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.quiz-card__title {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
}

.quiz-card__year {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  background: var(--bg-off);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 3px 10px;
  color: var(--text-muted);
}

.quiz-card__subject {
  font-size: 12px;
  color: var(--green);
  font-weight: 500;
}

.quiz-card__desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}

.quiz-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  flex-wrap: wrap;
}

.quiz-card__status { color: var(--green-dark); font-weight: 500; }

.quiz-progress-bar {
  height: 5px;
  background: var(--bg-off);
  border-radius: 3px;
  overflow: hidden;
}

.quiz-progress-fill {
  height: 100%;
  background: var(--green);
  border-radius: 3px;
  transition: width .4s ease;
}

.quiz-card .btn { margin-top: 6px; }

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
  grid-column: 1 / -1;
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
}

.es-icon { font-size: 36px; margin-bottom: 10px; }
.es-text { font-size: 14px; color: var(--text-muted); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .faculty-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .quiz-list { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .catalog-main { padding: 20px 0 48px; }
  .program-row { flex-direction: column; align-items: flex-start; gap: 10px; }
  .program-row__status { align-self: flex-start; }
  .access-banner { flex-direction: column; align-items: flex-start; }
  .access-banner .btn { width: 100%; justify-content: center; }
}

/* ── Year groups (quiz list grouped by exam year) ────────── */
.year-group { margin-bottom: 32px; }
.year-group:last-child { margin-bottom: 0; }

.year-group__header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.year-group__label {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.year-group__count {
  font-size: 12px;
  color: var(--text-light);
}