/* ============================================================
   Course sessions — listing, detail & registration
   ============================================================ */
.course-session-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.course-session-card {
  background: var(--cream);
  border: 1px solid var(--line);
  padding: 28px 26px 26px;
  display: flex;
  flex-direction: column;
  transition: all .3s;
}
.course-session-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(11,18,32,0.15);
}
.course-session-type {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber-500);
  margin-bottom: 12px;
}
.course-session-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  color: var(--ink-900);
  line-height: 1.4;
  margin-bottom: 16px;
  flex-grow: 1;
}
.course-session-meta {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 16px;
}
.course-session-meta strong { color: var(--ink-800); }

.course-capacity-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}
.course-capacity-bar {
  height: 6px;
  background: var(--paper);
  border: 1px solid var(--line);
  overflow: hidden;
  margin-bottom: 12px;
}
.course-capacity-fill {
  height: 100%;
  background: var(--amber-500);
}
.course-warning {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  margin-bottom: 14px;
  background: rgba(196,60,60,0.12);
  color: #a12424;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  border-radius: 999px;
}
.course-warning::before { content: "●"; font-size: 8px; }
.course-warning-full {
  background: rgba(90,115,146,0.15);
  color: var(--sage-600);
}

.course-session-card .btn {
  width: 100%;
  justify-content: center;
  margin-top: auto;
}

.course-empty-state {
  padding: 40px 0;
  text-align: center;
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: 15px;
}

/* Registration form page */
.course-summary-box {
  background: var(--paper);
  border-left: 3px solid var(--amber-500);
  padding: 24px 28px;
  margin-bottom: 32px;
}
.course-summary-box h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--ink-900);
  margin-bottom: 10px;
}
.course-summary-box .meta-row {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

.meal-choice-group {
  display: flex;
  gap: 16px;
}
.meal-choice {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  background: var(--cream);
  font-size: 14px;
  color: var(--ink-900);
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.meal-choice:has(input:checked) {
  border-color: var(--amber-500);
  background: var(--amber-100);
}
.meal-choice input { accent-color: var(--amber-500); }

@media (max-width: 1024px) {
  .course-session-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .course-session-grid { grid-template-columns: 1fr; }
}