/* ============================================================
   Product Detail Page Styles
   Class names match product-detail.html
   ============================================================ */

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.contact-info-card {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.contact-info-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.contact-info-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(11, 95, 255, 0.12), rgba(0, 194, 255, 0.12));
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-info-icon svg {
  width: 28px !important;
  height: 28px !important;
  flex-shrink: 0;
  display: block;
}

.contact-info-card h3 {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.contact-info-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin: 0;
  word-break: break-word;
}

.contact-info-card a {
  color: var(--color-primary);
}

.contact-info-card a:hover {
  text-decoration: underline;
}

.inquiry-form-section {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.inquiry-form-section .section-title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  text-align: center;
}

.product-detail-page {
  padding-block: var(--space-12) var(--space-20);
}

/* ==================== 1. Top hero — gallery + info + sidebar ==================== */

/* Outer wrapper holds the entire detail column (left) and the sidebar (right). */
.product-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--space-8);
  align-items: flex-start;
  margin-bottom: var(--space-8);
}
@media (max-width: 1024px) {
  .product-detail-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* The hero card itself (gallery + info) keeps its 2-column layout. */
.product-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: var(--space-10);
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-6);
    padding: var(--space-6);
  }
}

/* New container that holds hero + tabs + inquiry + related, all stacked. */
.product-detail-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  min-width: 0;
}
/* Card styling for the stacked sections. Each block keeps its own internal
   padding/layout but shares the surface treatment. */
.product-detail-main > .product-detail-tabs,
.product-detail-main > .product-inquiry,
.product-detail-main > .related-products {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}
@media (max-width: 768px) {
  .product-detail-main > .product-detail-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-6);
    padding: var(--space-6);
  }
  .product-detail-main > .product-detail-tabs,
  .product-detail-main > .product-inquiry,
  .product-detail-main > .related-products {
    padding: var(--space-6);
  }
}

/* ----- Gallery ----- */
.product-gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: stretch;
}

/* Put the main image first, then the thumbnails below it. */
.gallery-main {
  order: 1;
}
.gallery-thumb {
  order: 2;
}

.gallery-thumb {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-3);
  width: 100%;
}
.gallery-thumb:empty {
  display: none;
}

.gallery-thumb-item {
  width: 88px;
  height: 88px;
  aspect-ratio: 1 / 1;
  flex: 0 0 88px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--color-border);
  background: var(--color-bg-2);
  cursor: pointer;
  padding: 0;
  transition: all var(--transition-fast);
}

.gallery-thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  padding: var(--space-2);
}

.gallery-thumb-item:hover,
.gallery-thumb-item.is-active {
  border-color: var(--color-primary);
}

.gallery-main {
  flex: 1;
  min-width: 0;
  aspect-ratio: 1 / 1;
  background: var(--color-bg-2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  position: relative;
}

.gallery-main-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-6);
  cursor: zoom-in;
  transition: transform 0.4s ease;
}

.gallery-main:hover .gallery-main-img {
  transform: scale(1.04);
}

.gallery-zoom-trigger {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text);
  cursor: pointer;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.gallery-zoom-trigger svg {
  width: 18px;
  height: 18px;
}

.gallery-main:hover .gallery-zoom-trigger {
  opacity: 1;
  transform: translateY(0);
}

.gallery-zoom-trigger:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.gallery-zoom-trigger:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  opacity: 1;
  transform: translateY(0);
}

/* ---- Lightbox ---- */
.fwg-zoom-open { overflow: hidden; }

.fwg-zoom-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.fwg-zoom-lightbox[hidden] { display: none !important; }

.fwg-zoom-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 12, 18, 0.92);
  cursor: zoom-out;
}

.fwg-zoom-stage {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 60px;
  box-sizing: border-box;
}

.fwg-zoom-image-wrap {
  position: relative;
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: zoom-in;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.fwg-zoom-image {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  display: block;
  margin: auto;
  transition: transform 0.18s ease-out;
  transform-origin: 50% 50%;
  -webkit-user-drag: none;
  user-drag: none;
}

.fwg-zoom-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.fwg-zoom-loader::after {
  content: '';
  width: 36px;
  height: 36px;
  border: 3px solid rgba(255, 255, 255, 0.18);
  border-top-color: rgba(255, 255, 255, 0.85);
  border-radius: 50%;
  animation: fwg-zoom-spin 0.7s linear infinite;
}
@keyframes fwg-zoom-spin {
  to { transform: rotate(360deg); }
}

.fwg-zoom-close,
.fwg-zoom-nav {
  position: absolute;
  z-index: 2;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.1);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #1c2330;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
  transition: background 0.2s ease, transform 0.2s ease;
}
.fwg-zoom-close:hover,
.fwg-zoom-nav:hover {
  background: #fff;
  transform: scale(1.06);
}
.fwg-zoom-close svg,
.fwg-zoom-nav svg {
  width: 20px;
  height: 20px;
}

.fwg-zoom-close {
  top: 20px;
  right: 20px;
}

.fwg-zoom-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}
.fwg-zoom-prev:hover {
  transform: translateY(-50%) scale(1.06);
}

.fwg-zoom-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}
.fwg-zoom-next:hover {
  transform: translateY(-50%) scale(1.06);
}

.fwg-zoom-toolbar {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.92);
  padding: 6px 12px;
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
}
.fwg-zoom-toolbar button {
  background: transparent;
  border: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: #1c2330;
  font-size: 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}
.fwg-zoom-toolbar button:hover {
  background: rgba(28, 35, 48, 0.08);
}
.fwg-zoom-toolbar .fwg-zoom-reset {
  width: auto;
  padding: 0 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
}
.fwg-zoom-level {
  font-size: 13px;
  font-weight: 600;
  min-width: 32px;
  text-align: center;
  color: #1c2330;
}

.fwg-zoom-counter {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.92);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: #1c2330;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

@media (max-width: 768px) {
  .fwg-zoom-stage { padding: 16px; }
  .fwg-zoom-image { max-height: 70vh; }
  .fwg-zoom-close { top: 10px; right: 10px; }
  .fwg-zoom-counter { top: 10px; left: 10px; }
  .fwg-zoom-prev { left: 8px; }
  .fwg-zoom-next { right: 8px; }
}

.gallery-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  font-size: 12px;
  padding: 4px 10px;
}

/* ----- Info column ----- */
.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-info-cat {
  font-size: var(--fs-13);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.product-info-title {
  font-size: var(--fs-28);
  font-weight: var(--fw-bold);
  color: var(--color-text);
  line-height: var(--lh-snug);
  margin: 0;
}

.product-info-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2) var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-2);
  border-radius: var(--radius-lg);
  margin-top: var(--space-2);
}

.meta-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 6px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: var(--fs-14);
}

.meta-item:last-child,
.meta-item:nth-last-child(2) {
  border-bottom: none;
}

.meta-label {
  color: var(--color-text-3);
  font-weight: var(--fw-medium);
}

.meta-value {
  font-weight: var(--fw-bold);
  color: var(--color-text);
  font-family: var(--font-mono);
  text-align: right;
}

.product-info-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-3);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-5);
  height: 48px;
  background: #25D366;
  color: #fff;
  border-radius: var(--radius-pill);
  font-weight: var(--fw-semibold);
  transition: all var(--transition-base);
}

.btn-whatsapp:hover {
  background: #1DAE54;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}

.product-info-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--color-border);
  margin-top: var(--space-3);
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-13);
  color: var(--color-text-2);
  font-weight: var(--fw-medium);
}

.trust-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-success);
}

/* ==================== 2. Tabs ==================== */

.product-detail-tabs {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.tabs-nav {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-2);
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs-nav::-webkit-scrollbar {
  display: none;
}

.tabs-nav-item {
  padding: var(--space-4) var(--space-6);
  font-size: var(--fs-15);
  font-weight: var(--fw-semibold);
  color: var(--color-text-2);
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.tabs-nav-item::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: all var(--transition-base);
  transform: translateX(-50%);
}

.tabs-nav-item:hover {
  color: var(--color-primary);
}

.tabs-nav-item.is-active {
  color: var(--color-primary);
}

.tabs-nav-item.is-active::after {
  width: calc(100% - var(--space-6));
}

.tabs-body {
  padding: var(--space-8);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

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

.specs-table tr:last-child {
  border-bottom: none;
}

.specs-table th,
.specs-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  vertical-align: top;
}

.specs-table th {
  width: 220px;
  color: var(--color-text-3);
  font-weight: var(--fw-semibold);
  background: var(--color-bg-2);
}

.specs-table td {
  color: var(--color-text);
  font-weight: var(--fw-medium);
  font-family: var(--font-mono);
}

.compatibility-list {
  margin: var(--space-3) 0;
  padding-left: var(--space-5);
}

.compatibility-list li {
  padding: 4px 0;
  color: var(--color-text-2);
  font-size: var(--fs-14);
  line-height: var(--lh-relaxed);
}

.compatibility-list li strong {
  color: var(--color-text);
}

.tab-panel p {
  font-size: var(--fs-14);
  color: var(--color-text-2);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-3);
}

/* ==================== 3. Inquiry form ==================== */

.product-inquiry {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
}

.product-inquiry::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.product-inquiry-title {
  font-size: var(--fs-24);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin: 0;
  padding: var(--space-8) var(--space-8) 0;
}

.product-inquiry-sub {
  padding: 0 var(--space-8);
  margin-top: var(--space-2);
  font-size: var(--fs-14);
  color: var(--color-text-2);
}

.inquiry-form {
  padding: var(--space-8);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: var(--fs-13);
  font-weight: var(--fw-semibold);
  color: var(--color-text-2);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-14);
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group-full {
  grid-column: 1 / -1;
}

.required {
  color: var(--color-danger);
}

.form-note {
  display: inline-block;
  margin-left: var(--space-3);
  font-size: var(--fs-13);
  color: var(--color-text-3);
}

.form-note a {
  color: #25D366;
  font-weight: var(--fw-semibold);
}

.form-group-full .form-note {
  margin-left: 0;
  margin-top: var(--space-3);
  display: block;
}

/* ==================== 4. Related products ==================== */

.related-products {
  background: var(--color-bg-2);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
}

.related-title {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-22);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin: 0 0 var(--space-6);
  padding-left: var(--space-3);
  border-left: 4px solid var(--color-primary);
}

.product-list-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

/* ==================== 5. Form validation states ==================== */

.form-group input.has-error,
.form-group select.has-error,
.form-group textarea.has-error {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}

.inquiry-form-success {
  display: none;
  margin-top: var(--space-5);
  padding: var(--space-5);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-md);
  color: var(--color-success);
  font-weight: var(--fw-semibold);
}

.inquiry-form-success.is-active {
  display: block;
}