/* ============================================
   Edit / Add Product Modal
   ============================================ */

.edit-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.edit-modal-overlay.active {
  display: flex;
}

.edit-modal {
  width: 100%;
  max-width: 560px;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  animation: fadeInUp 0.3s var(--ease-smooth) both;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.edit-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--neutral-100);
}

.edit-modal-header h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--neutral-900);
}

.modal-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--neutral-100);
  color: var(--neutral-600);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) var(--ease-smooth);
}

.modal-close-btn:hover {
  background: var(--neutral-200);
  color: var(--neutral-900);
}

.edit-modal-body {
  padding: 24px 28px;
  overflow-y: auto;
  flex: 1;
}

.edit-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.edit-form-group {
  margin-bottom: 16px;
}

.edit-form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--neutral-700);
  margin-bottom: 5px;
}

.edit-form-group input,
.edit-form-group textarea,
.edit-form-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--neutral-800);
  background: var(--neutral-50);
  transition: all var(--duration-fast) var(--ease-smooth);
  outline: none;
}

.edit-form-group input:focus,
.edit-form-group textarea:focus {
  border-color: var(--green-500);
  box-shadow: 0 0 0 4px rgba(56,161,105,0.1);
  background: var(--white);
}

.edit-form-group textarea {
  resize: vertical;
  min-height: 54px;
}

/* Image upload area in modal */
.image-upload-area {
  position: relative;
  border: 2px dashed var(--neutral-300);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  min-height: 120px;
  transition: all var(--duration-fast) var(--ease-smooth);
}

.image-upload-area:hover,
.image-upload-area.drag-over {
  border-color: var(--green-500);
  background: var(--green-50);
}

.image-upload-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 24px 16px;
  color: var(--neutral-400);
  font-size: 0.82rem;
}

.image-upload-placeholder span:first-child {
  font-size: 1.8rem;
}

.image-upload-placeholder .upload-text {
  font-weight: 600;
  color: var(--neutral-500);
}

.image-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 12px;
  min-height: 120px;
  background: var(--neutral-50);
}

.image-preview img {
  max-height: 100px;
  max-width: 100%;
  object-fit: contain;
  border-radius: 4px;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.1));
}

.remove-image-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: rgba(220, 38, 38, 0.9);
  color: var(--white);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: all var(--duration-fast) var(--ease-smooth);
  z-index: 2;
}

.remove-image-btn:hover {
  transform: scale(1.15);
  background: #dc2626;
}

.image-file-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 1;
}

/* Price fields in modal */
.edit-prices-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}

.edit-price-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.edit-price-row input {
  flex: 1;
  padding: 8px 10px;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--neutral-800);
  background: var(--neutral-50);
  outline: none;
}

.edit-price-row input:focus {
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(56,161,105,0.1);
}

.remove-price-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: var(--neutral-100);
  color: var(--neutral-500);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--duration-fast) var(--ease-smooth);
}

.remove-price-btn:hover {
  background: #fff5f5;
  color: #e53e3e;
}

.add-price-btn {
  background: none;
  border: 1.5px dashed var(--neutral-300);
  border-radius: var(--radius-sm);
  padding: 8px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--green-600);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-smooth);
  width: 100%;
}

.add-price-btn:hover {
  border-color: var(--green-500);
  background: var(--green-50);
}

.edit-modal-footer {
  padding: 16px 28px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  border-top: 1px solid var(--neutral-100);
}

.modal-btn {
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--duration-fast) var(--ease-smooth);
}

.modal-btn.cancel {
  background: var(--neutral-100);
  color: var(--neutral-600);
}

.modal-btn.cancel:hover {
  background: var(--neutral-200);
}

.modal-btn.save {
  background: var(--gradient-accent);
  color: var(--white);
}

.modal-btn.save:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(56,161,105,0.3);
}

/* ============================================
   Empty & No Results States
   ============================================ */

.empty-state {
  text-align: center;
  padding: 80px 24px;
  animation: fadeInUp 0.4s var(--ease-smooth) both;
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.empty-state h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--neutral-700);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 0.9rem;
  color: var(--neutral-500);
}

/* ============================================
   Animations
   ============================================ */

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
  .price-site-nav .container {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding-top: 14px;
    padding-bottom: 14px;
    max-width: 100%;
  }

  .price-site-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    justify-content: flex-start;
    max-width: 100%;
    width: 100%;
  }

  .price-site-links a {
    min-width: 0;
    padding: 8px 10px;
    text-align: center;
  }

  .login-card {
    max-width: calc(100vw - 48px);
    padding: 36px 28px;
  }

  .catalog-topbar .container {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .topbar-brand {
    justify-content: center;
  }

  .topbar-actions {
    justify-content: center;
    flex-wrap: wrap;
  }

  .catalog-toolbar .container {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .search-box {
    min-width: unset;
  }

  .filter-group {
    flex-wrap: wrap;
    justify-content: center;
  }

  .view-toggle {
    align-self: center;
  }

  .products-catalog-grid {
    grid-template-columns: 1fr;
  }

  .catalog-table-wrapper {
    overflow-x: auto;
  }

  .catalog-table {
    min-width: 600px;
  }

  .catalog-stats .container {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  .dropzone {
    padding: 40px 24px;
  }

  .edit-form-row {
    grid-template-columns: 1fr;
  }

  .edit-modal {
    max-height: 95vh;
  }

  .card-admin-actions {
    opacity: 1;
  }
}

@media (max-width: 480px) {
  .price-site-brand {
    font-size: 1.05rem;
    white-space: normal;
  }

  .price-site-links a {
    font-size: 0.8rem;
    padding: 8px 6px;
  }

  .login-screen {
    padding: 18px 14px;
  }

  .login-card {
    max-width: calc(100vw - 28px);
    padding: 32px 20px;
  }

  .filter-select {
    flex: 1;
    min-width: 0;
  }

  .topbar-btn .btn-label {
    display: none;
  }
}