.customize-main {
  min-height: 100vh;
  padding: var(--space-2xl) 0;
  overflow-x: hidden;
}

.customize-title {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.customize-content {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.customize-options {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.customize-step {
  display: none;
}

.customize-step.active {
  display: block;
}

.customize-step h2 {
  margin-bottom: var(--space-xl);
}

.product-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.product-option {
  cursor: pointer;
}

.product-option input {
  display: none;
}

.product-option-card {
  border: 2px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-fast);
}

.product-option-card:hover {
  border-color: var(--primary-light);
}

.product-option input:checked + .product-option-card {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.product-option-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  background-color: var(--gray-light);
}

.product-option-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.size-options {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.size-option {
  cursor: pointer;
}

.size-option input {
  display: none;
}

.size-option-card {
  border: 2px solid var(--gray);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  transition: all var(--transition-fast);
}

.size-option-card:hover {
  border-color: var(--primary-light);
}

.size-option input:checked + .size-option-card {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.size-option-card h3 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-sm);
}

.extras-options {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-md);
}

.extra-option {
  cursor: pointer;
}

.extra-option input {
  display: none;
}

.extra-option-card {
  border: 2px solid var(--gray);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  transition: all var(--transition-fast);
}

.extra-option-card:hover {
  border-color: var(--primary-light);
}

.extra-option input:checked + .extra-option-card {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.extra-option-card h3 {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-xs);
}

.customize-sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
}

.sidebar-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.sidebar-card h3 {
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-lg);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--gray-light);
}

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

.summary-row.total {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  color: var(--primary-dark);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 2px solid var(--gray);
}

.customize-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
}

.order-summary {
  background-color: var(--gray-light);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
}

.order-summary h3 {
  margin-bottom: var(--space-lg);
}

@media (max-width: 768px) {
  .customize-content {
    grid-template-columns: 1fr;
  }

  .customize-sidebar {
    position: static;
  }

  .product-options {
    grid-template-columns: 1fr;
  }

  .size-options {
    grid-template-columns: 1fr;
  }

  .extras-options {
    grid-template-columns: 1fr;
  }
}
 
/* ── Ajustes Adicionales para el nuevo Brief ───────────────── */
 
.art-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--primary-light);
  padding-bottom: 0;
  overflow-x: auto;
}

.art-tab {
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--primary);
  border-bottom: none;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-medium);
  color: var(--text-light);
  background-color: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.art-tab:hover {
  color: var(--primary);
  background-color: var(--gray-light);
}

.art-tab.active {
  color: var(--white);
  background-color: var(--primary);
  border-color: var(--primary);
  border-bottom: 1px solid var(--white);
}

.color-dots {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
}

.color-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--gray);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

.color-dot:hover {
  transform: scale(1.1);
}

.color-dot.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.color-dot-label {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--text-light);
  text-align: center;
  margin-top: 0.25rem;
  white-space: nowrap;
}

.color-dot-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.custom-select-wrapper {
  margin-bottom: 1.5rem;
}

.custom-select {
  width: 100%;
  padding: 0.85rem 1.25rem;
  border: 2px solid var(--primary-light);
  border-radius: var(--radius-md);
  background-color: var(--white);
  color: var(--text);
  font-family: inherit;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.custom-select:focus {
  border-color: var(--primary);
}

.option-group-box {
  border: 1px solid var(--primary-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  background-color: var(--bg);
}

.option-group-box h3 {
  font-size: var(--font-size-base);
  margin-bottom: 1rem;
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-bold);
  color: var(--text);
}

.radio-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.radio-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--text);
  font-weight: var(--font-weight-medium);
}

.radio-item input[type="radio"],
.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--text);
  font-weight: var(--font-weight-bold);
  padding: 0.5rem 0;
}

.warning-box {
  background-color: #FFF3CD;
  color: #856404;
  border: 1px solid #FFEBA8;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: var(--font-size-xs);
  margin-bottom: 1.5rem;
  line-height: 1.4;
}

.info-box {
  background-color: var(--primary-light);
  color: var(--text-dark);
  border: 1px solid rgba(193, 107, 76, 0.2);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: var(--font-size-xs);
  margin-bottom: 1.5rem;
  line-height: 1.4;
}

.sidebar-row-deposit {
  color: var(--primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

/* --- Size Preview Styles --- */

.size-preview-box {
  text-align: center;
  padding: 2rem;
  background-color: var(--white);
  border: 1px solid var(--primary-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  margin-bottom: 1.5rem;
}

.size-preview-title {
  font-size: var(--font-size-xs);
  color: var(--text-light);
  margin-bottom: 1.5rem;
  font-style: italic;
}

#size-preview-container {
  position: relative;
  width: 100%;
  max-width: 550px; /* Increased from 480px for desktop browser */
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--primary-light);
  background-color: #f7f5f0;
  box-shadow: var(--shadow-sm);
  transition: all 300ms ease;
}

#size-preview-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: none;
  opacity: 0;
  transition: opacity 300ms ease-in-out;
}

/* Mobile Responsive: Full width breakout like Instagram */
@media (max-width: 768px) {
  .size-preview-box {
    padding: 1.5rem 0 0.5rem 0; /* Remove horizontal padding */
    background-color: transparent;
    border: none;
    border-radius: 0;
    min-height: auto;
    margin-bottom: 1rem;
  }

  .size-preview-title {
    margin-bottom: 1rem;
  }

  #size-preview-container {
    width: 100vw;
    max-width: 100vw;
    /* Clean breakout formula that dynamically offsets parent padding and centers perfectly */
    margin-left: calc(50% - 50vw);
    margin-right: 0;
    left: auto;
    right: auto;
    position: relative;
    
    border-left: none;
    border-right: none;
    border-radius: 0;
    box-shadow: none;
    background-color: #f7f5f0;
  }
}

/* Personalization Layout for Options Preview */
.personalization-layout {
  display: flex;
  gap: 3rem;
  justify-content: flex-start;
  align-items: center;
  width: 100%;
}

.personalization-preview-box {
  flex: 0 0 180px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--primary-light);
  border: 1px solid var(--primary-light);
  display: none; /* starts hidden, shown when size is chosen */
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.personalization-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

@media (max-width: 576px) {
  .personalization-layout {
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
  }
  .personalization-preview-box {
    flex: 0 0 180px;
    width: 180px;
    height: 180px;
  }
}

/* Gift Card Presets */
.giftcard-presets {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.giftcard-preset-btn {
  padding: 0.75rem 0.5rem;
  border: 2px solid var(--primary-light);
  border-radius: var(--radius-sm);
  text-align: center;
  font-weight: bold;
  color: var(--text);
  cursor: pointer;
  background-color: var(--white);
  transition: all var(--transition-fast);
}

.giftcard-preset-btn:hover {
  border-color: var(--primary);
}

.giftcard-preset-btn.active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

@media (max-width: 768px) {
  .giftcard-presets {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .giftcard-presets {
    grid-template-columns: repeat(2, 1fr);
  }
}