/* ==========================================================================
   BEYOĞLU TEKNOLOJİ — HOMEPAGE UI/UX PRO MAX
   Namespace: .bt-home-*
   Apple & Emil Kowalski Rafine Tasarım Standartları
   ========================================================================== */

/* 1. SECTION SPACING & LAYOUT */
.bt-home-section {
  padding: 4.5rem 0;
  position: relative;
}

@media (max-width: 768px) {
  .bt-home-section {
    padding: 2.75rem 0;
  }
}

.bt-home-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.bt-home-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--bt-primary);
  text-transform: uppercase;
  letter-spacing: 0.75px;
  margin-bottom: 0.35rem;
}

.bt-home-title {
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--bt-dark);
  margin: 0;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

@media (max-width: 768px) {
  .bt-home-title {
    font-size: 1.4rem;
  }
}

.bt-home-subtitle {
  font-size: 0.925rem;
  color: var(--bt-text-secondary);
  margin: 0.35rem 0 0 0;
  max-width: 600px;
  line-height: 1.5;
}

.bt-home-view-all {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--bt-primary);
  text-decoration: none;
  padding: 0.45rem 1rem;
  border-radius: var(--bt-radius-sm);
  background: var(--bt-primary-light);
  border: 1px solid var(--bt-primary-border);
  transition: all var(--bt-transition-fast);
}

.bt-home-view-all:hover {
  background: var(--bt-primary);
  color: #ffffff;
  border-color: var(--bt-primary);
}

/* 2. HERO SLIDER (Desktop 500-580px, Mobile 420-500px, <picture> supported) */
.bt-hero-wrapper {
  position: relative;
  width: 100%;
  height: 540px;
  border-radius: var(--bt-radius-lg);
  overflow: hidden;
  box-shadow: var(--bt-shadow-lg);
  background: var(--bt-dark);
}

@media (max-width: 768px) {
  .bt-hero-wrapper {
    height: 460px;
    border-radius: var(--bt-radius-md);
  }
}

.bt-hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease-in-out, visibility 0.5s ease-in-out;
  display: flex;
  align-items: center;
}

.bt-hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.bt-hero-picture {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.bt-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Overlays */
.bt-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}
.bt-hero-overlay-light {
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.75) 0%, rgba(15, 23, 42, 0.4) 60%, rgba(15, 23, 42, 0.1) 100%);
}
.bt-hero-overlay-medium {
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.65) 60%, rgba(15, 23, 42, 0.25) 100%);
}
.bt-hero-overlay-strong {
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.8) 60%, rgba(15, 23, 42, 0.4) 100%);
}

.bt-hero-content {
  position: relative;
  z-index: 3;
  max-width: 620px;
  padding: 0 3rem;
  color: #ffffff;
}

@media (max-width: 768px) {
  .bt-hero-content {
    padding: 0 1.5rem;
  }
}

.bt-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.35rem 0.85rem;
  border-radius: var(--bt-radius-full);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.bt-hero-title {
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1.15;
  color: #ffffff;
  margin: 0 0 1rem 0;
  letter-spacing: -0.75px;
}

.bt-hero-title span {
  color: var(--bt-primary-light);
  background: linear-gradient(135deg, #ffffff 40%, #fca5a5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

@media (max-width: 768px) {
  .bt-hero-title {
    font-size: 1.75rem;
  }
}

.bt-hero-desc {
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.55;
  margin: 0 0 1.75rem 0;
}

@media (max-width: 768px) {
  .bt-hero-desc {
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
  }
}

.bt-hero-cta-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.bt-hero-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bt-primary);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 800;
  padding: 0.85rem 1.75rem;
  border-radius: var(--bt-radius-md);
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(209, 33, 49, 0.4);
  transition: all var(--bt-transition-fast);
}

.bt-hero-btn-primary:hover {
  background: var(--bt-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(209, 33, 49, 0.5);
}

.bt-hero-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.85rem 1.5rem;
  border-radius: var(--bt-radius-md);
  text-decoration: none;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--bt-transition-fast);
}

.bt-hero-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

/* Slider Arrows & Dots */
.bt-hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  backdrop-filter: blur(4px);
  transition: all var(--bt-transition-fast);
}

.bt-hero-arrow:hover {
  background: var(--bt-primary);
  border-color: var(--bt-primary);
}

.bt-hero-arrow.prev { left: 1.25rem; }
.bt-hero-arrow.next { right: 1.25rem; }

.bt-hero-dots {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.bt-hero-dot {
  width: 24px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all var(--bt-transition-fast);
}

.bt-hero-dot.active {
  width: 40px;
  background: var(--bt-primary);
}

/* 3. TRUST STRIP (Consistent SVGs, no emojis) */
.bt-trust-strip {
  background: var(--bt-surface);
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-md);
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
  box-shadow: var(--bt-shadow-sm);
}

.bt-trust-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
  align-items: center;
}

@media (max-width: 991px) {
  .bt-trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .bt-trust-grid {
    grid-template-columns: 1fr;
  }
}

.bt-trust-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.bt-trust-icon-box {
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: var(--bt-radius-md);
  background: var(--bt-primary-light);
  color: var(--bt-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--bt-primary-border);
}

.bt-trust-icon-box svg {
  width: 20px;
  height: 20px;
}

.bt-trust-title {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--bt-text);
  line-height: 1.2;
}

.bt-trust-desc {
  font-size: 0.75rem;
  color: var(--bt-text-secondary);
  line-height: 1.3;
  margin-top: 2px;
}

/* 4. POPÜLER KATEGORİLER (8-10 Kartlık Temiz Izgara) */
.bt-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 991px) {
  .bt-cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.bt-cat-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.25rem;
  background: var(--bt-surface);
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-md);
  text-decoration: none;
  box-shadow: var(--bt-shadow-sm);
  transition: all var(--bt-transition-fast);
}

.bt-cat-card:hover {
  transform: translateY(-3px);
  border-color: var(--bt-primary);
  box-shadow: var(--bt-shadow-md);
}

.bt-cat-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--bt-radius-md);
  background: var(--bt-surface-subtle);
  border: 1px solid var(--bt-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bt-primary);
  transition: all var(--bt-transition-fast);
}

.bt-cat-card:hover .bt-cat-icon {
  background: var(--bt-primary);
  color: #ffffff;
  border-color: var(--bt-primary);
}

.bt-cat-icon svg {
  width: 24px;
  height: 24px;
}

.bt-cat-name {
  font-size: 0.925rem;
  font-weight: 800;
  color: var(--bt-text);
  line-height: 1.25;
}

.bt-cat-card:hover .bt-cat-name {
  color: var(--bt-primary);
}

.bt-cat-count {
  font-size: 0.775rem;
  color: var(--bt-text-muted);
  margin-top: 3px;
  font-weight: 600;
}

/* 5. STANDARDIZED PRODUCT CARD COMPONENT */
.bt-product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

@media (max-width: 991px) {
  .bt-product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

.bt-product-card {
  background: var(--bt-surface);
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--bt-shadow-sm);
  transition: all var(--bt-transition-fast);
  position: relative;
}

.bt-product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--bt-shadow-lg);
  border-color: var(--bt-primary-border);
}

.bt-product-media {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #ffffff;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  overflow: hidden;
}

.bt-product-thumb {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform var(--bt-transition-normal);
}

.bt-product-card:hover .bt-product-thumb {
  transform: scale(1.05);
}

.bt-product-badges {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 2;
}

.bt-badge-tag {
  font-size: 0.68rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: var(--bt-radius-xs);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.bt-badge-discount {
  background: #fee2e2;
  color: #dc2626;
  border: 1px solid #fca5a5;
}

.bt-badge-featured {
  background: var(--bt-dark);
  color: #ffffff;
}

.bt-product-body {
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  border-top: 1px solid var(--bt-border);
  background: var(--bt-surface);
}

.bt-product-brand {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--bt-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.35rem;
}

.bt-product-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--bt-text);
  line-height: 1.4;
  margin: 0 0 0.75rem 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.8em;
}

.bt-product-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--bt-transition-fast);
}

.bt-product-title a:hover {
  color: var(--bt-primary);
}

.bt-product-stock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  margin-bottom: 0.85rem;
}

.bt-stock-pill {
  color: #16a34a;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.bt-product-price-box {
  margin-top: auto;
  margin-bottom: 1rem;
}

.bt-price-old {
  font-size: 0.8rem;
  color: var(--bt-text-muted);
  text-decoration: line-through;
  margin-bottom: 2px;
}

.bt-price-current {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--bt-dark);
  font-family: var(--bt-font-heading);
  line-height: 1.1;
}

.bt-price-kdv {
  font-size: 0.68rem;
  color: var(--bt-text-muted);
  margin-top: 2px;
}

.bt-product-actions {
  display: flex;
  gap: 0.5rem;
}

.bt-btn-cart {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--bt-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--bt-radius-sm);
  padding: 0.65rem 0.85rem;
  font-size: 0.825rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--bt-transition-fast);
}

.bt-btn-cart:hover {
  background: var(--bt-primary-hover);
}

.bt-btn-view {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  background: var(--bt-surface-subtle);
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-sm);
  color: var(--bt-text-secondary);
  text-decoration: none;
  transition: all var(--bt-transition-fast);
}

.bt-btn-view:hover {
  border-color: var(--bt-primary);
  color: var(--bt-primary);
  background: var(--bt-primary-light);
}

/* 6. E-DÖNÜŞÜM ÇÖZÜMLERİ (4 DISTINCT SERVICE CARDS) */
.bt-edonusum-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

@media (max-width: 991px) {
  .bt-edonusum-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 540px) {
  .bt-edonusum-grid {
    grid-template-columns: 1fr;
  }
}

.bt-edonusum-card {
  background: #ffffff;
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-lg);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--bt-shadow-sm);
  transition: all var(--bt-transition-fast);
  position: relative;
  overflow: hidden;
}

.bt-edonusum-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--bt-primary);
  opacity: 0;
  transition: opacity var(--bt-transition-fast);
}

.bt-edonusum-card:hover {
  transform: translateY(-5px);
  border-color: var(--bt-primary-border);
  box-shadow: var(--bt-shadow-lg);
}

.bt-edonusum-card:hover::before {
  opacity: 1;
}

.bt-edonusum-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--bt-radius-md);
  background: var(--bt-primary-light);
  color: var(--bt-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border: 1px solid var(--bt-primary-border);
}

.bt-edonusum-card-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--bt-dark);
  margin: 0 0 0.5rem 0;
}

.bt-edonusum-card-desc {
  font-size: 0.85rem;
  color: var(--bt-text-secondary);
  line-height: 1.55;
  margin: 0 0 1.5rem 0;
}

.bt-edonusum-features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.bt-edonusum-features li {
  font-size: 0.8rem;
  color: var(--bt-text);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.bt-edonusum-features li svg {
  color: #16a34a;
  flex-shrink: 0;
}

.bt-edonusum-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--bt-radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  background: var(--bt-surface-subtle);
  color: var(--bt-text);
  border: 1px solid var(--bt-border);
  transition: all var(--bt-transition-fast);
}

.bt-edonusum-card:hover .bt-edonusum-btn {
  background: var(--bt-primary);
  color: #ffffff;
  border-color: var(--bt-primary);
}

/* 7. KAMPANYA BANNER (Phase 2 Single High-Impact Slot) */
.bt-campaign-banner {
  border-radius: var(--bt-radius-lg);
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  color: #ffffff;
  box-shadow: var(--bt-shadow-lg);
}

.bt-campaign-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  align-items: center;
}

@media (max-width: 991px) {
  .bt-campaign-grid {
    grid-template-columns: 1fr;
  }
}

.bt-campaign-text {
  padding: 3.5rem 3rem;
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .bt-campaign-text {
    padding: 2rem 1.5rem;
  }
}

.bt-campaign-media {
  height: 100%;
  min-height: 280px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.bt-campaign-media img {
  max-width: 100%;
  max-height: 280px;
  object-fit: contain;
  filter: drop-shadow(0 15px 25px rgba(0, 0, 0, 0.4));
}

/* 8. BLOG / REHBERLER */
.bt-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

@media (max-width: 991px) {
  .bt-blog-grid {
    grid-template-columns: 1fr;
  }
}

.bt-blog-card {
  background: var(--bt-surface);
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--bt-shadow-sm);
  transition: all var(--bt-transition-fast);
}

.bt-blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--bt-primary-border);
  box-shadow: var(--bt-shadow-md);
}

.bt-blog-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: var(--bt-text-muted);
  margin-bottom: 0.75rem;
}

.bt-blog-pill {
  background: var(--bt-primary-light);
  color: var(--bt-primary);
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

.bt-blog-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--bt-dark);
  line-height: 1.35;
  margin: 0 0 0.65rem 0;
}

.bt-blog-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--bt-transition-fast);
}

.bt-blog-title a:hover {
  color: var(--bt-primary);
}

.bt-blog-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--bt-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
}

/* 9. BEYOĞLU AI CTA BANNER */
.bt-ai-cta-card {
  background: radial-gradient(circle at 100% 0%, #312e81 0%, #1e1b4b 35%, #0f172a 100%);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--bt-radius-lg);
  padding: 3rem 2.5rem;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.4);
}

.bt-ai-cta-content {
  max-width: 680px;
}

.bt-ai-cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(99, 102, 241, 0.25);
  border: 1px solid rgba(129, 140, 248, 0.4);
  color: #c7d2fe;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  margin-bottom: 0.85rem;
}

.bt-ai-cta-title {
  font-size: 1.85rem;
  font-weight: 900;
  margin: 0 0 0.5rem 0;
  color: #ffffff;
}

.bt-ai-cta-desc {
  font-size: 0.95rem;
  color: #cbd5e1;
  line-height: 1.55;
  margin: 0;
}

.bt-ai-cta-btn {
  background: linear-gradient(135deg, #d12131, #b91c1c);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 800;
  padding: 0.95rem 2rem;
  border-radius: var(--bt-radius-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 6px 20px rgba(209, 33, 49, 0.4);
  transition: all var(--bt-transition-fast);
}

.bt-ai-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(209, 33, 49, 0.5);
  background: #b91c1c;
}

/* 10. NEWSLETTER (Clean 2-Column) */
.bt-newsletter-box {
  background: var(--bt-surface);
  border: 1px solid var(--bt-border);
  border-radius: var(--bt-radius-lg);
  padding: 2.5rem 3rem;
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  align-items: center;
  gap: 2rem;
  box-shadow: var(--bt-shadow-sm);
}

@media (max-width: 768px) {
  .bt-newsletter-box {
    grid-template-columns: 1fr;
    padding: 1.75rem 1.5rem;
  }
}

.bt-newsletter-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.bt-newsletter-input {
  flex: 1;
  min-width: 220px;
  height: 46px;
  border: 1.5px solid var(--bt-border);
  border-radius: var(--bt-radius-sm);
  padding: 0 1rem;
  font-size: 0.875rem;
  outline: none;
  transition: border-color var(--bt-transition-fast);
}

.bt-newsletter-input:focus {
  border-color: var(--bt-primary);
}

.bt-newsletter-btn {
  height: 46px;
  padding: 0 1.5rem;
  background: var(--bt-dark);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  border: none;
  border-radius: var(--bt-radius-sm);
  cursor: pointer;
  transition: background var(--bt-transition-fast);
}

.bt-newsletter-btn:hover {
  background: var(--bt-primary);
}