/**
 * Banners Grid Section Styles
 * Promotional banners in flexible grid layout
 */

/* ============================================
   Banners Grid Section
   ============================================ */
.banners-grid-section {
  padding-block: var(--section-spacing-mobile);
  background: var(--color-background);
}

@media (min-width: 768px) {
  .banners-grid-section {
    padding-block: var(--section-spacing);
  }
}

/* ── Banner Cards ─────────────────────────────────────────── */
.banner-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  display: block;
  height: 100%;
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-base);
}

/* Aspect ratio enforcement per column count */
.banners-grid-section[data-columns="1"] .banner-card { aspect-ratio: 5 / 1; }
.banners-grid-section[data-columns="2"] .banner-card { aspect-ratio: 3 / 1; }
.banners-grid-section[data-columns="3"] .banner-card { aspect-ratio: 16 / 9; }
.banners-grid-section[data-columns="4"] .banner-card { aspect-ratio: 4 / 3; }

.banner-card:hover {
  box-shadow: var(--shadow-xl);
}

.banner-link {
  display: block;
  text-decoration: none;
  height: 100%;
}

/* ============================================
   Banner Image
   ============================================ */
.banner-image,
.banner-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ============================================
   Banner Card Content Overlay
   (only rendered when title/subtitle exist)
   ============================================ */
.banner-card-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, transparent 55%);
  pointer-events: none;
}

.banner-card-title {
  color: #fff;
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-1);
  line-height: var(--leading-tight);
  display: block;
}

.banner-card-subtitle {
  color: rgba(255,255,255,0.82);
  font-size: var(--text-sm);
  display: block;
}

/* ============================================
   Accessibility
   ============================================ */
.banner-link:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-xl);
}

/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  .banner-card {
    transition: none;
  }
}