/* =============================================
   CSB Plugin – Modal, Size Guide, Quick View
============================================= */

/* Modal base */
.csb-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 99000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  padding: 20px;
  overflow-y: auto;
}
.csb-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.csb-modal {
  background: #fff;
  border-radius: 6px;
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.96) translateY(16px);
  opacity: 0;
  transition: all 0.3s ease;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
}
.csb-modal-overlay.open .csb-modal {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.csb-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #f5f5f5;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  color: #1a1a1a;
  transition: background 0.2s;
}
.csb-modal-close:hover {
  background: #1a1a1a;
  color: #fff;
}

.csb-modal-body {
  padding: 48px 40px 36px;
}
.csb-modal-header {
  margin-bottom: 24px;
}
.csb-modal-header h2 {
  font-size: 1.5rem;
  margin-bottom: 0;
}

/* =============================================
   Size Guide
============================================= */
.csb-size-tabs {
  display: flex;
  gap: 4px;
  background: #f5f5f5;
  padding: 4px;
  border-radius: 6px;
  margin-bottom: 20px;
}
.csb-size-tab {
  flex: 1;
  padding: 10px 14px;
  background: none;
  border: none;
  font-size: 0.82rem;
  font-weight: 500;
  color: #555;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}
.csb-size-tab.active {
  background: #fff;
  color: #1a1a1a;
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.csb-size-tab-content {
  display: none;
}
.csb-size-tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.csb-size-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-bottom: 20px;
}
.csb-size-table th {
  background: #fafafa;
  padding: 12px 10px;
  text-align: left;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #555;
  border-bottom: 2px solid #e8e8e8;
}
.csb-size-table td {
  padding: 14px 10px;
  border-bottom: 1px solid #e8e8e8;
  color: #555;
}
.csb-size-table tr:hover td {
  background: #fafafa;
}

.csb-measure-tips {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}
.csb-measure-item {
  padding: 16px;
  background: #fafafa;
  border-radius: 6px;
}
.csb-measure-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.92rem;
}
.csb-measure-item p {
  color: #666;
  font-size: 0.85rem;
  margin: 0;
  line-height: 1.6;
}

.csb-size-tip {
  background: #fff8e6;
  border-left: 3px solid #d4a84a;
  padding: 14px 18px;
  border-radius: 0 6px 6px 0;
  font-size: 0.85rem;
}
.csb-size-tip ul {
  margin-top: 8px;
  padding-left: 18px;
  list-style: disc;
}
.csb-size-tip li {
  color: #666;
  margin-bottom: 4px;
}

/* =============================================
   Quick View Modal
============================================= */
.csb-qv-modal {
  max-width: 860px;
  padding: 0;
}
.csb-qv-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 480px;
}
.csb-qv-gallery {
  background: #f5f5f5;
  aspect-ratio: 3 / 4;
  overflow: hidden;
}
.csb-qv-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.csb-qv-info {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
}
.csb-qv-actions {
  margin-top: auto;
  padding-top: 24px;
}

/* =============================================
   Spinner
============================================= */
.csb-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid #e8e8e8;
  border-top-color: #1a1a1a;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: block;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =============================================
   Quick View trigger button (on cards)
============================================= */
.csb-qv-trigger {
  position: absolute;
  top: 10px;
  right: 50px !important;
  width: 32px;
  height: 32px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.25s ease;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
  border: none;
  z-index: 4;
  color: #1a1a1a;
}
.product-card:hover .csb-qv-trigger {
  opacity: 1;
  transform: scale(1);
}
.csb-qv-trigger:hover {
  background: #1a1a1a;
  color: #fff;
}

/* =============================================
   Responsive
============================================= */
@media (max-width: 768px) {
  .csb-modal {
    max-width: 100%;
    max-height: 95vh;
    border-radius: 6px 6px 0 0;
  }
  .csb-modal-body {
    padding: 36px 20px 24px;
  }
  .csb-qv-content {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .csb-qv-gallery {
    aspect-ratio: 4 / 3;
  }
  .csb-qv-info {
    padding: 28px 20px 24px;
  }
  .csb-size-table {
    font-size: 0.78rem;
  }
  .csb-size-table th,
  .csb-size-table td {
    padding: 10px 6px;
  }
  .csb-qv-trigger {
    opacity: 1;
    transform: scale(1);
  }
}