/* ==========================================================================
   OEM Beauty Luxury - Single Product Engineering & Gallery (340px to 2K)
   File: assets/css/product-single.css
   ========================================================================== */

/* Single Product Hero Grid */
.prod-detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 50px;
  margin-top: 24px;
  margin-bottom: 60px;
  align-items: start;
}

@media (max-width: 991px) {
  .prod-detail-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 44px;
  }
}

/* Gallery Column */
.gallery-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.gallery-main {
  width: 100%;
  height: 460px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

@media (max-width: 768px) {
  .gallery-main {
    height: 340px;
  }
}

@media (max-width: 576px) {
  .gallery-main {
    height: 250px;
    padding: 14px;
  }
}

.gallery-main img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.gallery-thumbs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.thumb-item {
  width: 78px;
  height: 78px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  transition: all var(--transition-fast);
}

@media (max-width: 576px) {
  .thumb-item {
    width: 64px;
    height: 64px;
  }
}

.thumb-item:hover,
.thumb-item.active {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 2px var(--clr-primary-glow);
}

.thumb-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Product Info Column */
.prod-info-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.prod-info-badge {
  display: inline-block;
  align-self: flex-start;
  background: rgba(0, 184, 148, 0.1);
  border: 1px solid #00b894;
  color: #00b894;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.prod-title {
  font-family: var(--font-heading);
  font-size: clamp(1.32rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--clr-text-title);
  line-height: 1.25;
  margin-bottom: 10px;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.prod-tagline {
  font-size: clamp(0.92rem, 1.5vw, 1.05rem);
  color: var(--clr-primary);
  font-weight: 600;
  margin-bottom: 18px;
}

.prod-desc-text {
  font-size: 0.92rem;
  color: var(--clr-text-body);
  line-height: 1.7;
  margin-bottom: 24px;
}

/* Specs Table */
.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 28px;
  font-size: 0.88rem;
}

.specs-table tr {
  border-bottom: 1px solid var(--clr-border);
}

.specs-table td {
  padding: 11px 6px 11px 0;
  line-height: 1.45;
  vertical-align: top;
  word-break: break-word;
}

.specs-table td:first-child {
  color: var(--clr-text-muted);
  font-weight: 500;
  width: 42%;
  padding-right: 10px;
}

.specs-table td:last-child {
  color: var(--clr-text-title);
  font-weight: 600;
  width: 58%;
}

@media (max-width: 480px) {
  .specs-table {
    font-size: 0.82rem;
  }
  .specs-table td {
    padding: 9px 4px 9px 0;
  }
}

/* B2B Logistics & MOQ Info Row */
.b2b-logistics-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  padding: 16px;
  background: var(--clr-surface-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  font-size: 0.84rem;
}

@media (max-width: 576px) {
  .b2b-logistics-bar {
    flex-direction: column;
    gap: 10px;
    padding: 14px;
  }
}

.logistics-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--clr-text-title);
  font-weight: 600;
}

.logistics-item svg {
  width: 18px;
  height: 18px;
  fill: var(--clr-primary);
  flex-shrink: 0;
}

/* Product CTA Buttons Row */
.prod-cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 576px) {
  .prod-cta-group {
    flex-direction: column;
  }
  .prod-cta-group .btn-primary,
  .prod-cta-group .btn-secondary {
    width: 100%;
  }
}

/* Specs & Clinical Benefits Card */
.specs-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 60px;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
  .specs-card {
    padding: 24px 18px;
    margin-bottom: 44px;
  }
}

@media (max-width: 480px) {
  .specs-card {
    padding: 20px 14px;
  }
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
}

@media (max-width: 991px) {
  .specs-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.benefit-item {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
}

.benefit-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(0, 102, 204, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.benefit-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--clr-primary);
}

.benefit-text h4 {
  font-family: var(--font-heading);
  font-size: 0.94rem;
  color: var(--clr-text-title);
  margin-bottom: 6px;
  line-height: 1.35;
}

.benefit-text p {
  font-size: 0.86rem;
  color: var(--clr-text-body);
  line-height: 1.6;
}