/**
 * Dreams Lux Hair Collection
 * Custom Styles - Extends Design System
 * Uses CSS variables from design-system.css
 */

/* ============================================
   LEGACY VARIABLE ALIASES
   Map old variables to design system
   ============================================ */
:root {
  --rosa-empolvado: var(--color-primary-light);
  --dorado-calido: var(--color-primary);
  --beige-crema: var(--color-gray-50);
  --negro-profundo: var(--color-secondary);
  --transition: var(--transition-base);
}

/* ============================================
   PRODUCT-SPECIFIC COMPONENTS
   ============================================ */

/* Product Badges */
.badge-bestseller {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.badge-new {
  background-color: var(--color-primary-light);
  color: var(--color-secondary);
}

.badge-limited {
  background-color: var(--color-error);
  color: var(--color-white);
}

/* Filter Buttons */
.filter-btn {
  padding: var(--spacing-3) var(--spacing-6);
  border: 2px solid var(--color-primary);
  background-color: transparent;
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: var(--transition-base);
  text-transform: uppercase;
  font-size: var(--font-size-sm);
  letter-spacing: 0.5px;
}

.filter-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.filter-btn.active {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* Product Cards */
.product-card {
  transition: var(--transition-base);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-base);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.product-card .stock-status {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-top: var(--spacing-1);
}

.product-card .add-to-cart-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.product-card .add-to-cart-btn:disabled:hover {
  transform: none;
}

/* Variant Selection Buttons */
.length-btn,
.color-btn {
  padding: var(--spacing-2) var(--spacing-4);
  border: 2px solid var(--color-gray-300);
  background-color: var(--color-white);
  color: var(--color-gray-700);
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition-fast);
}

.length-btn:hover,
.color-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.length-btn.selected-variant,
.color-btn.selected-variant {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  box-shadow: var(--shadow-md);
}

.length-btn:active,
.color-btn:active {
  transform: translateY(0);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Fade In Animation */
.fade-in {
  animation: fadeIn 0.6s ease-in;
}

/* Observe Fade (for intersection observer) */
.observe-fade {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.observe-fade.fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   TAILWIND COMPATIBILITY CLASSES
   For pages still using Tailwind
   ============================================ */

/* Grid System */
.grid {
  display: grid;
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Flexbox */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

/* Spacing */
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

.space-x-2 > * + * { margin-left: var(--spacing-2); }
.space-x-4 > * + * { margin-left: var(--spacing-4); }
.space-x-8 > * + * { margin-left: var(--spacing-8); }

.space-y-2 > * + * { margin-top: var(--spacing-2); }
.space-y-3 > * + * { margin-top: var(--spacing-3); }
.space-y-4 > * + * { margin-top: var(--spacing-4); }
.space-y-6 > * + * { margin-top: var(--spacing-6); }

/* Padding */
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.px-4 { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-12 { padding-top: var(--spacing-12); padding-bottom: var(--spacing-12); }
.py-20 { padding-top: var(--spacing-20); padding-bottom: var(--spacing-20); }

/* Margin */
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-8 { margin-bottom: var(--spacing-8); }
.mb-12 { margin-bottom: var(--spacing-12); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Text */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }
.text-5xl { font-size: var(--font-size-5xl); }
.text-6xl { font-size: var(--font-size-6xl); }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* Colors */
.text-white { color: var(--color-white); }
.text-black { color: var(--color-black); }
.text-gray-500 { color: var(--color-gray-500); }
.text-gray-600 { color: var(--color-gray-600); }
.text-gray-700 { color: var(--color-gray-700); }
.text-gray-900 { color: var(--color-gray-900); }

.bg-white { background-color: var(--color-white); }
.bg-gray-50 { background-color: var(--color-gray-50); }
.bg-gray-100 { background-color: var(--color-gray-100); }

/* Borders */
.border { border: 1px solid var(--color-gray-200); }
.border-b { border-bottom: 1px solid var(--color-gray-200); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadows */
.shadow { box-shadow: var(--shadow-base); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Width/Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-y-auto { overflow-y: auto; }

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Transitions */
.transition { transition: var(--transition-base); }

/* Hover States */
.hover\:bg-gray-50:hover { background-color: var(--color-gray-50); }
.hover\:bg-gray-100:hover { background-color: var(--color-gray-100); }
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:scale-110:hover { transform: scale(1.1); }

/* Responsive Display */
@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
}

@media (min-width: 1024px) {
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-1 { grid-column: span 1 / span 1; }
}

/* Additional Tailwind Compatibility Classes */

/* Background Colors */
.bg-white { background-color: var(--color-white); }
.bg-black { background-color: var(--color-black); }
.bg-gray-50 { background-color: var(--color-gray-50); }
.bg-gray-100 { background-color: var(--color-gray-100); }
.bg-gray-200 { background-color: var(--color-gray-200); }

/* Borders */
.border { border: 1px solid var(--color-gray-200); }
.border-2 { border: 2px solid var(--color-gray-200); }
.border-b { border-bottom: 1px solid var(--color-gray-200); }
.border-t { border-top: 1px solid var(--color-gray-200); }
.border-gray-200 { border-color: var(--color-gray-200); }
.border-gray-300 { border-color: var(--color-gray-300); }

.rounded { border-radius: var(--radius-base); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadows */
.shadow { box-shadow: var(--shadow-base); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }

/* Z-Index */
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Width/Height */
.w-full { width: 100%; }
.w-auto { width: auto; }
.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }
.min-h-screen { min-height: 100vh; }

.max-w-full { max-width: 100%; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-auto { overflow-x: auto; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Transitions */
.transition { transition: var(--transition-base); }
.transition-all { transition: all var(--transition-base); }

/* Transform */
.transform { transform: translateZ(0); }

/* Hover States */
.hover\:bg-gray-50:hover { background-color: var(--color-gray-50); }
.hover\:bg-gray-100:hover { background-color: var(--color-gray-100); }
.hover\:text-gray-900:hover { color: var(--color-gray-900); }
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:scale-110:hover { transform: scale(1.1); }
.hover\:shadow-lg:hover { box-shadow: var(--shadow-lg); }

/* Responsive Display */
@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  .md\:text-5xl { font-size: var(--font-size-5xl); }
  .md\:text-3xl { font-size: var(--font-size-3xl); }
}

@media (min-width: 1024px) {
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-1 { grid-column: span 1 / span 1; }
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-4);
  padding-right: var(--spacing-4);
}

@media (min-width: 640px) {
  .container {
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
  }
}

/* Aspect Ratio */
.aspect-square { aspect-ratio: 1 / 1; }
.aspect-video { aspect-ratio: 16 / 9; }

/* Object Fit */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }

/* Flex Utilities */
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-wrap { flex-wrap: wrap; }

/* Line Clamp */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

/* Pointer Events */
.pointer-events-none { pointer-events: none; }

/* Select None */
.select-none { user-select: none; }

/* Whitespace */
.whitespace-nowrap { white-space: nowrap; }

/* Italic */
.italic { font-style: italic; }

/* Uppercase */
.uppercase { text-transform: uppercase; }

/* Animate */
.animate-spin {
  animation: spin 1s linear infinite;
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Tailwind Arbitrary Values - Color Utilities */
.text-\[\#d4af37\] { color: #d4af37; }
.hover\:text-\[\#d4af37\]:hover { color: #d4af37; }
.bg-\[\#d4af37\] { background-color: #d4af37; }
.border-\[\#d4af37\] { border-color: #d4af37; }

.bg-\[\#fffaf7\] { background-color: #fffaf7; }
.bg-\[\#f6e7e6\] { background-color: #f6e7e6; }

.from-\[\#fffaf7\] { --tw-gradient-from: #fffaf7; }
.to-white { --tw-gradient-to: #ffffff; }
.from-\[\#d4af37\] { --tw-gradient-from: #d4af37; }
.to-\[\#f6e7e6\] { --tw-gradient-to: #f6e7e6; }

/* Gradient Backgrounds */
.bg-gradient-to-b {
  background-image: linear-gradient(to bottom, var(--tw-gradient-from, transparent), var(--tw-gradient-to, transparent));
}

.bg-gradient-to-r {
  background-image: linear-gradient(to right, var(--tw-gradient-from, transparent), var(--tw-gradient-to, transparent));
}

.bg-gradient-to-t {
  background-image: linear-gradient(to top, var(--tw-gradient-from, transparent), var(--tw-gradient-to, transparent));
}

/* Width utilities */
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-12 { width: 3rem; }
.w-32 { width: 8rem; }
.w-48 { width: 12rem; }
.w-80 { width: 20rem; }

.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-12 { height: 3rem; }
.h-32 { height: 8rem; }
.h-40 { height: 10rem; }
.h-48 { height: 12rem; }
.h-56 { height: 14rem; }

/* Negative margins */
.-top-2 { top: -0.5rem; }
.-right-2 { right: -0.5rem; }

/* More padding */
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-8 { padding: 2rem; }

.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }

.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }

/* More margins */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mr-4 { margin-right: 1rem; }
.ml-2 { margin-left: 0.5rem; }

/* Space utilities */
.space-x-1 > * + * { margin-left: 0.25rem; }
.space-x-3 > * + * { margin-left: 0.75rem; }
.space-y-8 > * + * { margin-top: 2rem; }

/* Text colors */
.text-red-600 { color: #dc2626; }
.text-green-600 { color: #16a34a; }
.text-blue-600 { color: #2563eb; }

/* More responsive */
@media (min-width: 768px) {
  .md\:h-12 { height: 3rem; }
  .md\:text-8xl { font-size: 6rem; line-height: 1; }
  .md\:flex-row { flex-direction: row; }
}