/* ============================================================
   COLEGIO HERBART — oferta.css
   ============================================================ */

/* ── PAGE HEADER ────────────────────────────────────────────── */
.oferta-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: var(--space-lg) 0;
  text-align: center;
}
.oferta-header__inner { position: relative; z-index: 1; }
.oferta-header h1 { color: #fff; margin: 10px 0 8px; }
.oferta-header p  { color: rgba(255,255,255,.75); font-size: 15px; }

/* ── BODY ───────────────────────────────────────────────────── */
.oferta-body {
  padding: var(--space-lg) 0 var(--space-xl);
  background: var(--color-bg);
}

.oferta-campuses {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

/* ── CAMPUS BLOCK ───────────────────────────────────────────── */
.oferta-campus {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.oferta-campus__header {
  padding: 20px 24px;
  text-align: center;
}
.oferta-campus__header--valle { background: linear-gradient(135deg, #1B3A6B, #2355A0); }
.oferta-campus__header--verde { background: linear-gradient(135deg, #1B6B3A, #27A055); }

.oferta-campus__tag {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
  margin-bottom: 4px;
}
.oferta-campus__name {
  color: #fff;
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-family: var(--font-display);
  margin: 0;
}

/* Info del campus */
.oferta-campus__info {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.oferta-campus__map iframe {
  width: 100%;
  height: 160px;
  border: none;
  border-radius: var(--radius-md);
  display: block;
}

.oferta-campus__datos {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.oferta-dato {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12.5px;
}
.oferta-dato__ico { flex-shrink: 0; font-size: 13px; margin-top: 1px; }
.oferta-dato__label { font-weight: 800; color: var(--color-primary); display: inline; }
.oferta-dato__val {
  color: var(--color-text-muted);
  font-weight: 600;
  display: inline;
}
.oferta-dato__val a { color: var(--color-cta); font-weight: 700; text-decoration: none; }
.oferta-dato__val a:hover { text-decoration: underline; }

/* ── GRID DE NIVELES ────────────────────────────────────────── */
.oferta-niveles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.oferta-nivel-card {
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: background .2s ease, transform .2s ease;
  cursor: pointer;
}
.oferta-nivel-card:hover {
  background: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  z-index: 1;
  position: relative;
}
.oferta-nivel-card:nth-child(even) { border-right: none; }
.oferta-nivel-card:nth-last-child(-n+2) { border-bottom: none; }

/* Imagen */
.oferta-nivel-card__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
}
.oferta-nivel-card__img-ph {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

/* Badge del nivel */
.oferta-nivel-card__badge {
  display: inline-block;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 11.5px;
  font-weight: 800;
  margin: 10px 14px 4px;
  align-self: flex-start;
}

/* Cuerpo */
.oferta-nivel-card__body {
  padding: 0 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.oferta-nivel-card__desc {
  font-size: 12.5px;
  color: var(--color-text-muted);
  line-height: 1.6;
  font-weight: 600;
}
.oferta-nivel-card__horario {
  font-size: 11.5px;
  color: var(--color-text-muted);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}
.oferta-nivel-card__btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 6px;
  padding: 8px 18px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 800;
  text-decoration: none;
  align-self: flex-start;
  transition: all var(--transition);
  font-family: var(--font-body);
}
.oferta-nivel-card__btn:hover { background: var(--color-primary-light); transform: translateX(2px); }
.oferta-nivel-card__btn-icon {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .oferta-campuses { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .oferta-niveles-grid { grid-template-columns: 1fr; }
  .oferta-nivel-card   { border-right: none; }
  .oferta-nivel-card:nth-last-child(-n+2) { border-bottom: 1px solid var(--color-border); }
  .oferta-nivel-card:last-child { border-bottom: none; }
}