/**
 * 커리큘럼 허브 스타일
 */
:root {
  --bg: #f8fafc;
  --accent: #0d9488;
  --accent-deep: #0f766e;
  --heading: #134e4a;
  --muted: #64748b;
}

.cur-hub .age-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0;
}
.cur-hub .age-tab {
  border: 3px solid #fff;
  background: #fff;
  border-radius: 999px;
  padding: 10px 18px;
  font-family: "Jua", sans-serif;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  color: var(--muted);
}
.cur-hub .age-tab.active {
  background: var(--accent);
  color: #fff;
}
.cur-hub .unit-grid {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 12px;
}
.cur-hub .unit-grid-inner {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.cur-hub .unit-card {
  border: 3px solid #fff;
  background: #fff;
  border-radius: 18px;
  padding: 14px;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 14px rgba(15, 118, 110, 0.08);
}
.cur-hub .unit-card:hover {
  border-color: var(--accent);
}
.cur-hub .unit-card h3 {
  margin: 0 0 4px;
  color: var(--heading);
  font-size: 1.1rem;
}
.cur-hub .unit-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}
.cur-hub .unit-card .acc {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent-deep);
}
.cur-hub .track-h {
  margin: 8px 0 0;
  font-size: 1rem;
  color: var(--accent-deep);
}
.cur-note {
  margin: 28px 0 40px;
  padding: 18px 20px;
  background: #ecfeff;
  border-radius: 16px;
}
.cur-note ul {
  margin: 8px 0 0;
  padding-left: 1.2em;
  line-height: 1.6;
}
.cur-mgmt {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--muted);
}