/* =============================================================
   IDATA Elementor Widgets – WHY
   Phụ thuộc: idata-core
============================================================= */

/* =========================================================
   3. VÌ SAO CHỌN IDATA
========================================================= */
.idata-why__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--idata-space-4);
}
.idata-why__item {
  padding: var(--idata-space-6);
  background: var(--idata-surface);
  border: 1px solid var(--idata-border);
  border-radius: var(--idata-radius-md);
  transition: transform var(--idata-transition), box-shadow var(--idata-transition);
}
.idata-why__item:hover { transform: translateY(-4px); box-shadow: var(--idata-shadow-md); }

.idata-why__icon {
  width: 46px;
  height: 46px;
  border-radius: var(--idata-radius-sm);
  background: var(--idata-primary-light);
  color: var(--idata-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--idata-space-4);
}
.idata-why__item:nth-child(4n+2) .idata-why__icon { background: var(--idata-cyan-light); color: var(--idata-cyan-dark); }
.idata-why__item:nth-child(4n+3) .idata-why__icon { background: var(--idata-accent-light); color: var(--idata-accent-dark); }

.idata-why__title {
  font-size: var(--idata-fs-h4);
  font-weight: var(--idata-font-weight-bold);
  color: var(--idata-heading);
  margin-bottom: 8px;
}
.idata-why__desc { font-size: var(--idata-fs-sm); color: var(--idata-muted); }


/* ============ RESPONSIVE ============ */

@media (max-width: 1200px) {
  .idata-why__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .idata-why__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .idata-why__grid { grid-template-columns: 1fr; }
}

/* ============ MÀU NHẤN CỦA ICON (thay cho nth-child ở bản HTML tĩnh) ============ */
.idata-why__item--blue .idata-why__icon   { background: var(--idata-primary-light); color: var(--idata-primary); }
.idata-why__item--cyan .idata-why__icon   { background: var(--idata-cyan-light); color: var(--idata-cyan-dark); }
.idata-why__item--orange .idata-why__icon { background: var(--idata-accent-light); color: var(--idata-accent-dark); }