/* ================================================================
   Design 3 — Split Panel
   Fixed left image gallery, scrollable right content panel
   ================================================================ */

body.products-show_split {
  background: #0c0c0d;
}

.product-split-wrapper {
  display: flex;
  min-height: calc(100vh - 56px);
}

/* ---- Left: image panel ---- */
.split-image-panel {
  width: 50%;
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  background: #000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.split-main-image {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.split-main-image img {
  max-width: 100%;
  max-height: 60vh;
  object-fit: contain;
  border-radius: 8px;
}

.split-thumb-bar {
  display: flex;
  gap: 0.5rem;
  padding: 1rem;
  overflow-x: auto;
  border-top: 1px solid #1c1c1f;
}

.split-thumb-bar img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  opacity: 0.4;
  flex-shrink: 0;
  transition: all 0.2s;
}

.split-thumb-bar img:hover,
.split-thumb-bar img.active {
  opacity: 1;
  border-color: #6366f1;
}

/* ---- Right: content panel ---- */
.split-content-panel {
  width: 50%;
  padding: 3rem 3rem 5rem;
  overflow-y: auto;
}

@media (max-width: 900px) {
  .product-split-wrapper {
    flex-direction: column;
  }
  .split-image-panel {
    width: 100%;
    position: relative;
    top: 0;
    height: 50vh;
  }
  .split-content-panel {
    width: 100%;
    padding: 2rem 1.5rem;
  }
}

.split-back {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  margin-bottom: 1.5rem;
  transition: color 0.2s;
}

.split-back:hover { color: rgba(255, 255, 255, 0.8); }

.split-content-panel h1 {
  font-size: 2rem;
  font-weight: 800;
  color: #f1f1f3;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.split-feature-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.split-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: #18181b;
  border: 1px solid #27272a;
  padding: 0.375rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: #a1a1aa;
}

.split-chip svg {
  width: 14px;
  height: 14px;
  opacity: 0.6;
}

/* Description */
.split-description {
  color: #a1a1aa;
  font-size: 0.9375rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.split-description li { list-style: disc; margin-left: 1.25rem; padding: 3px 0; }
.split-description ul { margin-bottom: 1rem; }

/* Variants */
.split-variant-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: #71717a;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.split-variant-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.split-variant-item {
  padding: 0.875rem;
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 10px;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
}

.split-variant-item:hover {
  border-color: #3f3f46;
}

.split-variant-item.selected {
  border-color: #6366f1;
  background: rgba(99, 102, 241, 0.06);
}

.split-variant-item input[type="radio"] {
  display: none;
}

.split-variant-item .sv-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: #f1f1f3;
}

.split-variant-item .sv-price {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #4ade80;
  margin-top: 4px;
}

.split-variant-item .sv-stock {
  font-size: 0.75rem;
  color: #52525b;
  margin-top: 2px;
}

/* Purchase */
.split-purchase-box {
  background: #18181b;
  border: 1px solid #27272a;
  border-radius: 14px;
  padding: 1.25rem;
}

.split-purchase-box label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: #71717a;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.split-purchase-box input[type="email"],
.split-purchase-box input[type="text"] {
  width: 100%;
  padding: 0.625rem 0.875rem;
  background: #27272a;
  border: 1px solid #3f3f46;
  border-radius: 8px;
  color: #f1f1f3;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.split-purchase-box input:focus {
  outline: none;
  border-color: #6366f1;
}

.split-submit-btn {
  width: 100%;
  padding: 0.75rem;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
}

.split-submit-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.split-submit-btn img {
  height: 20px;
  vertical-align: middle;
}