/* ── Product Gallery ────────────────────────────────────── */
.product-gallery-sticky { position: sticky; top: 90px; }
.gallery-main {
  position: relative;
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  margin-bottom: 12px;
}
.gallery-main-img-wrap {
  position: relative;
  overflow: hidden;
  cursor: crosshair;
  aspect-ratio: 1;
}
.gallery-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.2s ease;
}
.gallery-zoom-lens {
  position: absolute;
  border: 2px solid rgba(21,101,192,0.5);
  background: rgba(21,101,192,0.08);
  cursor: none;
  display: none;
  pointer-events: none;
}
.gallery-zoom-result {
  position: absolute;
  left: 105%;
  top: 0;
  width: 400px;
  height: 400px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  background-color: white;
  background-repeat: no-repeat;
  z-index: 100;
  display: none;
}
.gallery-main:hover .gallery-zoom-lens,
.gallery-main:hover .gallery-zoom-result { display: block; }

.gallery-badges {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  z-index: 5;
}
.gallery-thumbs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.gallery-thumbs::-webkit-scrollbar { display: none; }
.gallery-thumb {
  width: 68px;
  height: 68px;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid var(--gray-200);
  transition: var(--transition-fast);
  flex-shrink: 0;
  background: var(--gray-50);
}
.gallery-thumb.active,
.gallery-thumb:hover { border-color: var(--blue-600); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.gallery-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.gallery-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 7px 12px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  background: white;
  color: var(--gray-700);
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}
.gallery-action-btn:hover {
  background: var(--navy-900);
  color: white;
  border-color: var(--navy-900);
}

/* ── Product Info ────────────────────────────────────────── */
.product-detail-brand {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-600);
  background: var(--blue-100);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}
.product-detail-title {
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1.3;
  margin-bottom: 12px;
}

/* ── Price Block ─────────────────────────────────────────── */
.product-price-block {
  background: linear-gradient(135deg, var(--gray-50), var(--blue-100));
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 18px;
}
.price-main {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy-900);
}
.price-unit { font-size: 1rem; font-weight: 500; color: var(--gray-500); }
.price-note { font-size: 0.82rem; color: var(--gray-500); margin-top: 6px; }

/* ── Bulk Pricing ────────────────────────────────────────── */
.bulk-pricing-box {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 18px;
}
.bulk-pricing-header {
  background: var(--navy-900);
  color: white;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 10px 16px;
}
.bulk-pricing-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}
.bulk-tier {
  flex: 1;
  min-width: 120px;
  padding: 14px 16px;
  border-right: 1px solid var(--gray-100);
  text-align: center;
  transition: var(--transition-fast);
}
.bulk-tier:last-child { border-right: none; }
.bulk-tier:hover { background: var(--blue-100); }
.bulk-tier-qty { font-size: 0.75rem; color: var(--gray-500); margin-bottom: 4px; }
.bulk-tier-price { font-size: 1.05rem; font-weight: 800; color: var(--navy-900); font-family: var(--font-heading); }
.bulk-tier-discount { font-size: 0.72rem; background: var(--success-light); color: #065F46; padding: 2px 6px; border-radius: var(--radius-full); margin-top: 4px; display: inline-block; }

/* ── Customization ───────────────────────────────────────── */
.custom-methods-section { margin-bottom: 18px; }
.custom-methods-label { font-size: 0.82rem; font-weight: 700; color: var(--gray-600); margin-bottom: 8px; }
.custom-method-badge {
  background: var(--navy-900);
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(201,168,76,0.3);
}

/* ── Qty Calculator ──────────────────────────────────────── */
.qty-calculator-section {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
}
.qty-input-group { display: flex; align-items: center; gap: 0; border: 2px solid var(--gray-300); border-radius: var(--radius); overflow: hidden; }
.qty-btn {
  width: 38px;
  height: 38px;
  background: var(--gray-100);
  border: none;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--gray-700);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}
.qty-btn:hover { background: var(--navy-900); color: white; }
.qty-input {
  width: 80px;
  height: 38px;
  border: none;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 700;
  background: white;
  font-family: var(--font-heading);
}
.qty-input:focus { outline: none; }
.price-calculator-result {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-top: 12px;
}

/* ── CTA Buttons ─────────────────────────────────────────── */
.product-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.product-cta-btn { flex: 1; min-width: 160px; justify-content: center; }

/* ── Highlights ──────────────────────────────────────────── */
.product-highlights-box {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 20px;
}
.highlights-header {
  background: var(--navy-900);
  color: white;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 10px 16px;
  letter-spacing: 0.05em;
}
.highlights-list {
  list-style: none;
  padding: 14px 16px;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.highlights-list li { font-size: 0.875rem; color: var(--gray-700); display: flex; align-items: flex-start; }
.highlights-list li i { color: var(--success); flex-shrink: 0; margin-top: 2px; }

/* ── Trust Row ───────────────────────────────────────────── */
.product-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.product-trust-item {
  flex: 1;
  min-width: 130px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-right: 1px solid var(--gray-100);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-700);
}
.product-trust-item:last-child { border-right: none; }
.product-trust-item i { color: var(--navy-800); font-size: 1rem; }

/* ── Tabs ────────────────────────────────────────────────── */
.product-tabs-section {
  border-top: 2px solid var(--gray-100);
  padding-top: 32px;
}
.product-tabs-nav {
  display: flex;
  gap: 4px;
  list-style: none;
  padding: 0;
  margin: 0 0 0 0;
  border-bottom: 2px solid var(--gray-200);
  overflow-x: auto;
  scrollbar-width: none;
}
.product-tabs-nav::-webkit-scrollbar { display: none; }
.product-tab-item {
  padding: 12px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-500);
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition-fast);
}
.product-tab-item:hover { color: var(--navy-900); }
.product-tab-item.active { color: var(--navy-900); border-bottom-color: var(--blue-600); }
.product-tabs-content { padding: 28px 0; }
.product-tab-pane { display: none; }
.product-tab-pane.active { display: block; }

/* Description */
.product-description-content { font-size: 0.95rem; line-height: 1.9; color: var(--gray-700); }
.product-description-content p { margin-bottom: 1rem; }
.use-cases-section { margin-top: 24px; }
.use-cases-section h5 { font-size: 0.9rem; font-weight: 700; margin-bottom: 10px; }
.use-case-tag {
  background: var(--gray-100);
  color: var(--gray-600);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-200);
}

/* Specifications */
.spec-group { margin-bottom: 24px; }
.spec-group-title { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 10px; padding-bottom: 6px; border-bottom: 1px solid var(--gray-100); }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--gray-100); }
.spec-table tr:hover { background: var(--gray-50); }
.spec-key { padding: 10px 16px; font-size: 0.875rem; color: var(--gray-500); width: 40%; font-weight: 500; }
.spec-value { padding: 10px 16px; font-size: 0.875rem; color: var(--gray-800); font-weight: 600; }

/* Branding Options */
.branding-options-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; margin-bottom: 20px; }
.branding-option-card { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: 20px; transition: var(--transition); }
.branding-option-card:hover { border-color: var(--blue-600); background: var(--blue-100); transform: translateY(-2px); }
.branding-option-icon { font-size: 1.5rem; color: var(--navy-800); margin-bottom: 10px; }
.branding-option-name { font-size: 0.875rem; font-weight: 700; margin-bottom: 6px; }
.branding-option-desc { font-size: 0.78rem; color: var(--gray-500); line-height: 1.6; }
.branding-cta-note { background: #FFFBEB; border: 1px solid #FDE68A; border-radius: var(--radius); padding: 14px 18px; font-size: 0.875rem; color: var(--gray-700); display: flex; align-items: center; }

/* Packaging */
.packaging-info-card { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: 20px; height: 100%; }
.packaging-info-card h6 { font-weight: 700; font-size: 0.875rem; margin-bottom: 10px; color: var(--navy-900); }
.packaging-info-card p, .packaging-info-card ul { font-size: 0.875rem; color: var(--gray-600); line-height: 1.8; margin: 0; }

@media (max-width: 991.98px) {
  .gallery-zoom-result { display: none !important; }
  .gallery-main:hover .gallery-zoom-lens { display: none; }
  .product-gallery-sticky { position: static; }
}
@media (max-width: 767.98px) {
  .price-main { font-size: 1.5rem; }
  .bulk-tier { min-width: 90px; }
  .product-ctas { flex-direction: column; }
  .product-cta-btn { min-width: auto; width: 100%; }
  .product-trust-item { min-width: 50%; font-size: 0.75rem; }
}

/* ═══════════════════════════════════════════════════════════
   DARK PREMIUM THEME — product page overrides
   (must be at bottom so these win over the light rules above)
═══════════════════════════════════════════════════════════ */

/* Gallery */
.gallery-main { background: var(--dk-elevated); border-color: var(--dk-border); }
.gallery-zoom-result { background-color: var(--dk-elevated); border-color: var(--dk-border); }
.gallery-thumb { background: var(--dk-raised); border-color: var(--dk-border); }
.gallery-thumb.active, .gallery-thumb:hover { border-color: var(--gold); }
.gallery-action-btn { background: var(--dk-elevated); border-color: var(--dk-border); color: var(--dk-text-muted); }
.gallery-action-btn:hover { background: var(--gold); border-color: var(--gold); color: #000; }

/* Product info */
.product-detail-brand { color: var(--gold); background: rgba(255,255,255,0.06); }
.product-detail-title { color: var(--dk-text); }

/* Price block */
.product-price-block { background: var(--dk-elevated); border-color: var(--dk-border); }
.price-main { color: var(--dk-text); }
.price-unit, .price-note { color: var(--dk-text-muted); }

/* Bulk pricing */
.bulk-pricing-box { border-color: var(--dk-border); }
.bulk-tier { border-right-color: var(--dk-border); background: transparent; }
.bulk-tier:hover { background: var(--dk-raised); }
.bulk-tier-qty { color: var(--dk-text-muted); }
.bulk-tier-price { color: var(--dk-text); }
.bulk-tier-discount { background: rgba(74,222,128,0.1); color: #4ade80; }

/* Custom methods */
.custom-methods-label { color: var(--dk-text-muted); }

/* Qty calculator */
.qty-calculator-section { background: var(--dk-elevated); border-color: var(--dk-border); }
.qty-input-group { border-color: var(--dk-border); }
.qty-btn { background: var(--dk-raised); color: var(--dk-text); }
.qty-btn:hover { background: var(--gold); color: #000; }
.qty-input { background: var(--dk-overlay); color: var(--dk-text); }
.price-calculator-result { background: var(--dk-raised); border-color: var(--dk-border); color: var(--dk-text); }

/* Highlights */
.product-highlights-box { border-color: var(--dk-border); }
.highlights-list li { color: var(--dk-text-muted); }
.highlights-list li i { color: #4ade80; }

/* Trust row */
.product-trust-row { border-color: var(--dk-border); }
.product-trust-item { border-right-color: var(--dk-border); color: var(--dk-text-muted); }
.product-trust-item i { color: var(--dk-text); }

/* Tabs */
.product-tabs-section { border-top-color: var(--dk-border); }
.product-tabs-nav { border-bottom-color: var(--dk-border); }
.product-tab-item { color: var(--dk-text-muted); }
.product-tab-item:hover { color: var(--dk-text); }
.product-tab-item.active { color: var(--dk-text); border-bottom-color: var(--gold); }

/* Description */
.product-description-content { color: var(--dk-text-muted); }
.use-cases-section h5 { color: var(--dk-text); }
.use-case-tag { background: var(--dk-overlay); color: var(--dk-text-muted); border-color: var(--dk-border); }

/* Specifications */
.spec-group-title { color: var(--dk-text-faint); border-bottom-color: var(--dk-border); }
.spec-table tr { border-bottom-color: var(--dk-border); }
.spec-table tr:hover { background: var(--dk-raised); }
.spec-key { color: var(--dk-text-muted); }
.spec-value { color: var(--dk-text); }

/* Branding options */
.branding-option-card { background: var(--dk-elevated); border-color: var(--dk-border); }
.branding-option-card:hover { background: var(--dk-raised); border-color: rgba(255,255,255,0.18); transform: translateY(-2px); }
.branding-option-icon { color: var(--gold); }
.branding-option-name { color: var(--dk-text); }
.branding-option-desc { color: var(--dk-text-muted); }
.branding-cta-note { background: var(--dk-elevated); border-color: var(--dk-border); color: var(--dk-text-muted); }

/* Packaging */
.packaging-info-card { background: var(--dk-elevated); border-color: var(--dk-border); }
.packaging-info-card h6 { color: var(--dk-text); }
.packaging-info-card p, .packaging-info-card ul { color: var(--dk-text-muted); }