/* ============================================================================
   pages/academico/nivel-primario.css
   ----------------------------------------------------------------------------
   Firma visual: grid de materias del Primario con carga horaria y track de
   los 6 grados (1.º a 6.º) como secuencia visible.
   ============================================================================ */

/* --- Track de grados (1.º al 6.º) --- */
.cec-grade-track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
@media (min-width: 576px) { .cec-grade-track { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 992px) { .cec-grade-track { grid-template-columns: repeat(6, minmax(0, 1fr)); } }

.cec-grade-pill {
  background: #fff;
  border: var(--cec-border);
  border-radius: var(--cec-radius);
  padding: 1.1rem 0.6rem;
  text-align: center;
  box-shadow: var(--cec-shadow-sm);
  transition: var(--cec-transition);
}
.cec-grade-pill:hover {
  border-color: var(--bs-secondary);
  transform: translateY(-3px);
  box-shadow: var(--cec-shadow-md);
}
.cec-grade-pill-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bs-primary), var(--bs-secondary));
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}
.cec-grade-pill-label {
  color: var(--bs-primary);
  font-weight: 600;
  font-size: 0.88rem;
  margin: 0;
  line-height: 1.2;
}
.cec-grade-pill-sub {
  color: var(--bs-secondary);
  font-size: 0.74rem;
  margin: 0.2rem 0 0;
  letter-spacing: 0.02em;
}

/* --- Grid de materias (firma de la página) --- */
.cec-subject-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}
@media (min-width: 576px) { .cec-subject-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 992px) { .cec-subject-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.cec-subject-tile {
  background: #fff;
  border: var(--cec-border);
  border-radius: var(--cec-radius);
  padding: 1.1rem 0.85rem;
  text-align: center;
  transition: var(--cec-transition);
  box-shadow: var(--cec-shadow-sm);
}
.cec-subject-tile:hover {
  transform: translateY(-3px);
  border-color: var(--bs-secondary);
  box-shadow: var(--cec-shadow-md);
}
.cec-subject-icon {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 0.6rem;
  background: linear-gradient(135deg, rgba(var(--bs-primary-rgb), 0.10), rgba(var(--bs-secondary-rgb), 0.20));
  color: var(--bs-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  margin: 0 auto 0.55rem;
}
.cec-subject-name {
  color: var(--bs-primary);
  font-weight: 700;
  font-size: 0.92rem;
  line-height: 1.2;
  margin: 0 0 0.45rem;
}
.cec-subject-hours {
  display: inline-block;
  background: rgba(var(--bs-primary-rgb), 0.08);
  color: var(--bs-primary);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
}
.cec-subject-tile--accent {
  border-color: var(--bs-secondary);
  background: linear-gradient(180deg, #fff 0%, rgba(var(--bs-primary-rgb), 0.04) 100%);
}
.cec-subject-tile--accent .cec-subject-icon {
  background: var(--bs-primary);
  color: #fff;
}