/* ========================================
   BMW USA — Offers / Promotions Section
   Source: BUILD_PLAN §3 (Step 3.7)
   ======================================== */

.offers-section {
  padding: 80px 0;
}

.offers-section__header {
  text-align: center;
  margin-bottom: 48px;
}

.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px;
}

.offer-card {
  background: var(--bmw-white);
  border: 1px solid var(--bmw-border-grey);
  border-radius: 8px;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.offer-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.offer-card__image {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bmw-bg-light-grey);
}

.offer-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.offer-card:hover .offer-card__image img {
  transform: scale(1.06);
}

.offer-card__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--bmw-blue);
  color: var(--bmw-white);
  font-size: var(--label-3-bold-size);
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.offer-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.offer-card__title {
  font-size: var(--headline-4-size);
  font-weight: var(--headline-4-weight);
  color: var(--bmw-dark-text);
  margin-bottom: 8px;
  line-height: 1.2;
}

.offer-card__description {
  font-size: var(--body-default-size);
  color: var(--bmw-medium-text);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.offer-card__cta {
  align-self: flex-start;
}

/* ===== Dark theme offers ===== */
.offers-section--dark {
  background: var(--bmw-black);
}

.offers-section--dark .offer-card {
  background: #333;
  border-color: #444;
}

.offers-section--dark .offer-card__title {
  color: var(--bmw-white);
}

.offers-section--dark .offer-card__description {
  color: rgba(255, 255, 255, 0.7);
}

/* ===== Multi-Column Link Grid (PREVIEW/LEARN/EXPLORE/DISCOVER) ===== */
.footer-link-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  max-width: 1600px;
  margin: 0 auto;
  padding: 56px 24px;
  border-top: 1px solid var(--bmw-border-grey);
}

.footer-link-grid__col .eyebrow {
  display: block;
  margin-bottom: 16px;
  color: var(--bmw-light-text);
}

.footer-link-grid__col a {
  display: block;
  padding: 6px 0;
  font-size: var(--body-default-size);
  font-weight: 500;
  color: var(--bmw-dark-text);
  transition: color var(--transition-fast);
}

.footer-link-grid__col a:hover {
  color: var(--bmw-blue);
}

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .offers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-link-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 767px) {
  .offers-section {
    padding: 48px 0;
  }

  .offers-grid {
    grid-template-columns: 1fr;
    padding: 0 16px;
  }

  .footer-link-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 16px;
  }
}