/* ========== MOLECULAR PEPTIDES - PRODUCT PAGE CSS ========== */

:root {
  --mp-primary-color: #2b5c7a;
  --mp-secondary-color: #1a3a4d;
  --mp-accent-color: #4caf50;
  --mp-border-color: #e2e8f0;
  --mp-text-primary: #1e293b;
  --mp-text-secondary: #64748b;
  --mp-bg-light: #f8fafc;
  --mp-bg-white: #ffffff;
  --mp-tooltip-bg: #334155;
}

/* --- Issue 3: Bulk Pricing Table --- */
.mp-pricing-table-container {
  margin: 1.5rem 0;
  background: var(--mp-bg-white);
  border: 1px solid var(--mp-border-color);
  border-radius: 8px;
  overflow: hidden;
}

.mp-pricing-title {
  font-size: 1.1rem;
  padding: 1rem;
  margin: 0;
  border-bottom: 1px solid var(--mp-border-color);
  background: var(--mp-bg-light);
  color: var(--mp-text-primary);
}

.mp-pricing-table {
  display: flex;
  flex-direction: column;
}

.mp-pricing-header,
.mp-pricing-row {
  display: flex;
  padding: 0.75rem 1rem;
  align-items: center;
  border-bottom: 1px solid var(--mp-border-color);
}

.mp-pricing-header {
  background: var(--mp-bg-light);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--mp-text-secondary);
  text-transform: uppercase;
}

.mp-pricing-row:last-child {
  border-bottom: none;
}

.mp-pricing-popular {
  background-color: rgba(
    76,
    175,
    80,
    0.05
  ); /* Semantic subtle scientific highlight */
}

.mp-col-qty {
  flex: 2;
  font-weight: 500;
}
.mp-col-price {
  flex: 1;
}
.mp-col-total {
  flex: 1;
  font-weight: 600;
}
.mp-col-save {
  flex: 1;
  color: var(--mp-accent-color);
  font-weight: 600;
}

.mp-badge-popular {
  background: var(--mp-accent-color);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 12px;
  margin-left: 8px;
  vertical-align: middle;
}

@media (max-width: 768px) {
  .mp-pricing-header {
    display: none;
  }
  .mp-pricing-row {
    flex-wrap: wrap;
    padding: 1rem;
  }
  .mp-col-qty {
    flex: 100%;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
  }
  .mp-col-price::before {
    content: "Per vial: ";
    color: var(--mp-text-secondary);
  }
  .mp-col-total::before {
    content: "Total: ";
    color: var(--mp-text-secondary);
  }
  .mp-col-save::before {
    content: "Savings: ";
    color: var(--mp-text-secondary);
  }
  .mp-col-price,
  .mp-col-total,
  .mp-col-save {
    flex: 100%;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
  }
}

/* --- Issue 4: Accordion Structure Override --- */
.woocommerce-tabs.wc-tabs-wrapper {
  clear: both;
  margin: 2rem 0;
}
.mp-accordion {
  border: 1px solid var(--mp-border-color);
  border-radius: 8px;
  overflow: hidden;
}
.mp-accordion-item {
  border-bottom: 1px solid var(--mp-border-color);
}
.mp-accordion-item:last-child {
  border-bottom: none;
}

.mp-accordion-header {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--mp-bg-light);
  border: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--mp-primary-color);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s ease;
}

.mp-accordion-header:hover {
  background: var(--mp-bg-white);
}
.mp-accordion-icon {
  position: relative;
  width: 14px;
  height: 14px;
}

.mp-accordion-icon::before,
.mp-accordion-icon::after {
  content: "";
  position: absolute;
  background-color: var(--mp-primary-color);
  transition: transform 0.3s ease;
}
.mp-accordion-icon::before {
  top: 6px;
  left: 0;
  width: 14px;
  height: 2px;
}
.mp-accordion-icon::after {
  top: 0;
  left: 6px;
  width: 2px;
  height: 14px;
}
.mp-accordion-header[aria-expanded="true"] .mp-accordion-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.mp-accordion-content-wrapper {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: var(--mp-bg-white);
}
.mp-accordion-content {
  padding: 1.5rem;
  line-height: 1.6;
  color: var(--mp-text-primary);
}

/* --- Issue 8: Specs Authority Table --- */
.mp-specs-table {
  width: 100%;
  border-collapse: collapse;
}
.mp-specs-table th,
.mp-specs-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--mp-border-color);
  text-align: left;
}
.mp-specs-table tr:nth-child(even) {
  background-color: rgba(0, 0, 0, 0.02);
}
.mp-specs-table th {
  width: 40%;
  font-weight: 600;
  color: var(--mp-secondary-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: none;
}

@media (max-width: 480px) {
  .mp-specs-table th,
  .mp-specs-table td {
    display: block;
    width: 100%;
  }
  .mp-specs-table th {
    padding-bottom: 0.25rem;
    background: transparent;
  }
  .mp-specs-table td {
    padding-top: 0;
    margin-bottom: 0.5rem;
  }
}

/* Tooltip Contextual Menus */
.mp-tooltip {
  position: relative;
  display: inline-flex;
  cursor: help;
  color: var(--mp-text-secondary);
}
.mp-tooltip:hover::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-bottom: 8px;
  padding: 0.5rem 0.75rem;
  background: var(--mp-tooltip-bg);
  color: #fff;
  font-size: 0.75rem;
  white-space: normal;
  width: 220px;
  text-align: center;
  border-radius: 4px;
  z-index: 10;
  pointer-events: none;
}
.mp-tooltip:hover::after {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--mp-tooltip-bg);
  margin-bottom: -4px;
}

/* --- Issue 9: Icon Semantic Output Mapping --- */
.mp-formatted-description strong {
  color: var(--mp-secondary-color);
  font-weight: 700;
}
.mp-icon-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mp-icon-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
  gap: 0.75rem;
}
.mp-icon-list svg {
  flex-shrink: 0;
  color: var(--mp-accent-color);
  margin-top: 2px;
}

.mp-qa-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}
.mp-qa-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--mp-bg-light);
  border: 1px solid var(--mp-border-color);
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
}
.mp-qa-badge svg {
  color: var(--mp-accent-color);
}

/* --- Issue 5: Buy Box Badges (Bottom Trust Frame) --- */
.mp-trust-badges {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  gap: 0.5rem;
  margin: 1.5rem 0;
  padding: 1rem 0;
  border-top: 1px solid var(--mp-border-color);
  border-bottom: 1px solid var(--mp-border-color);
}
.mp-trust-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  font-size: 0.7rem;
  color: var(--mp-text-secondary);
  border-right: 1px solid var(--mp-border-color);
  padding: 0 0.25rem;
  line-height: 1.3;
}
.mp-trust-badge:last-child {
  border-right: none;
}
.mp-trust-badge svg {
  margin-bottom: 0.5rem;
  color: var(--mp-primary-color);
}

@media (max-width: 768px) {
  .mp-trust-badges {
    flex-wrap: wrap;
  }
  .mp-trust-badge {
    flex: 0 0 45%;
    margin-bottom: 1rem;
    border-right: none;
  }
}

/* --- Issue 6: Store Level Agreements UI --- */
.mp-store-info-section {
  margin-bottom: 2rem;
}
.mp-info-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
}
.mp-info-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--mp-text-primary);
}
.mp-info-list svg {
  color: var(--mp-primary-color);
  flex-shrink: 0;
}

.mp-mini-faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--mp-primary-color);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--mp-border-color);
}
.mp-mini-faq-content {
  padding: 1rem 0;
  font-size: 0.85rem;
  color: var(--mp-text-secondary);
}

/* --- Issue 7: Interactive React-Like Bundle Calculator --- */
.mp-bundle-section {
  background: var(--mp-bg-light);
  border: 1px solid var(--mp-border-color);
  padding: 1.5rem;
  border-radius: 8px;
  margin: 2rem 0;
}
.mp-bundle-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.mp-bundle-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
}
.mp-bundle-name {
  flex: 1;
  font-weight: 500;
}
.mp-bundle-price {
  font-weight: 600;
}
.mp-bundle-totals {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--mp-border-color);
  padding-top: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.mp-bundle-price-display {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.mp-bundle-old-price {
  text-decoration: line-through;
  color: var(--mp-text-secondary);
  font-size: 0.9rem;
}
.mp-bundle-new-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--mp-primary-color);
}
.mp-bundle-discount-badge {
  background: var(--mp-accent-color);
  color: #fff;
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  display: none;
}

.mp-btn-primary {
  background: var(--mp-primary-color);
  color: #fff;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
}
.mp-btn-primary:hover {
  background: var(--mp-secondary-color);
}
.mp-btn-outline {
  background: transparent;
  color: var(--mp-primary-color);
  border: 1px solid var(--mp-primary-color);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  margin-top: 1rem;
}

/* --- Issue 10: Product Gallery Visuals --- */
.woocommerce-product-gallery {
  position: relative;
  max-width: 100%;
}
.woocommerce-product-gallery figure {
  margin: 0;
}
.woocommerce-product-gallery__trigger {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 10;
  background: #fff;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}
.woocommerce-product-gallery .flex-control-thumbs {
  list-style: none;
  padding: 0;
  margin: 10px -5px 0;
  display: flex;
  overflow-x: auto;
  position: relative;
}
.woocommerce-product-gallery .flex-control-thumbs li {
  padding: 0 5px;
  flex: 0 0 25%;
  cursor: pointer;
}
.woocommerce-product-gallery .flex-control-thumbs img {
  width: 100%;
  height: auto;
  opacity: 0.5;
  transition: opacity 0.2s;
}
.woocommerce-product-gallery .flex-control-thumbs img.flex-active,
.woocommerce-product-gallery .flex-control-thumbs img:hover {
  opacity: 1;
}

.woocommerce-product-gallery--columns-4 .flex-control-thumbs:empty::after {
  content: "Additional images coming soon";
  display: block;
  width: 100%;
  text-align: center;
  padding: 20px;
  background: var(--mp-bg-light);
  color: var(--mp-text-secondary);
  font-size: 0.85rem;
  border: 1px dashed var(--mp-border-color);
  border-radius: 4px;
  margin-top: 10px;
}


/* --- Pricing Row Active/Hover State (FIX 2) --- */
.mp-pricing-row[data-qty] {
  cursor: pointer;
  transition: background-color 0.15s ease, box-shadow 0.15s ease;
}
.mp-pricing-row[data-qty]:hover {
  background-color: rgba(43, 92, 122, 0.04);
}
.mp-pricing-row.mp-pricing-active {
  background-color: rgba(43, 92, 122, 0.08);
  box-shadow: inset 3px 0 0 var(--mp-primary-color);
}
.mp-pricing-row.mp-pricing-popular.mp-pricing-active {
  background-color: rgba(76, 175, 80, 0.1);
  box-shadow: inset 3px 0 0 var(--mp-accent-color);
}

/* --- Breadcrumb Fallback (FIX 5) --- */
.mp-breadcrumb {
  font-size: 0.85rem;
  color: var(--mp-text-secondary);
  margin-bottom: 1rem;
  padding: 0.5rem 0;
}
.mp-breadcrumb a {
  color: var(--mp-primary-color);
  text-decoration: none;
}
.mp-breadcrumb a:hover {
  text-decoration: underline;
}
.mp-breadcrumb-sep {
  margin: 0 0.5rem;
  color: var(--mp-text-secondary);
}
.mp-breadcrumb-current {
  color: var(--mp-text-primary);
  font-weight: 500;
}

/* --- Ensure Most Popular badge stays green (FIX 12) --- */
.mp-badge-popular {
  background: var(--mp-accent-color) !important;
  color: #fff !important;
}

/* --- FIX 7: Show sidebar content on mobile --- */
@media (max-width: 1023px) {
  .mp-stitch-sidebar-column {
    display: block !important;
  }
  .mp-stitch-sticky-sidebar {
    position: static;
  }
  .mp-stitch-help-box {
    margin-top: 1rem;
  }
}

/* --- FIX 8: Image lightbox overlay --- */
.mp-stitch-image-wrapper {
  cursor: zoom-in;
}
.mp-image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  animation: mp-fade-in 0.2s ease;
}
.mp-image-lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.mp-image-lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.mp-image-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
}
@keyframes mp-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}