/* ============================================================
   KARTU PROMO — dipakai di halaman promo.html dan section promo
   pada halaman depan (index.html). Dimuat lewat promo.js.
   ============================================================ */

.promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 22px;
}

.promo-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.promo-card__img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #f6f6f8;
  display: block;
}

.promo-card__body {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.promo-card__body h3 {
  margin: 0;
  font-size: 17px;
}

.promo-card__body p {
  margin: 0;
  font-size: 13.5px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.promo-badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 999px;
  align-self: flex-start;
}

.promo-badge--jalan {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.promo-badge--akan {
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}

.promo-badge--akhir {
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.promo-masa {
  font-size: 12px;
  color: var(--ink-soft);
}

.promo-card__cta {
  margin-top: auto;
}

.promo-empty {
  text-align: center;
  padding: 40px 10px;
  color: var(--ink-soft);
}

/* kerangka saat data promo sedang dimuat */
.promo-skel {
  height: 320px;
  border-radius: var(--radius-lg);
  background: linear-gradient(90deg, #f3f4f6, #e9eaee, #f3f4f6);
  background-size: 200% 100%;
  animation: promo-shimmer 1.2s infinite;
}

@keyframes promo-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}