/**
 * KineticUltra Theme - Main Stylesheet
 * Built with Tailwind CSS
 * @version 1.0.0
 */

/* ============================================
   BASE STYLES
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --color-bg-primary: #0A0A0F;
  --color-bg-secondary: #12121A;
  --color-primary: #00D4FF;
  --color-secondary: #7B61FF;
  --color-accent: #00FF88;
  --color-danger: #FF3B5C;
  --color-text: #E8E8ED;
  --color-text-secondary: #8B8B9E;
  --color-border: rgba(255, 255, 255, 0.1);

  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-base);
  background-color: var(--color-bg-primary);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 640px) {
  .container {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

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

.flex {
  display: flex;
}

.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

.min-h-screen { min-height: 100vh; }
.w-full { width: 100%; }
.max-w-2xl { max-width: 42rem; }

.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-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
}

.block {
  display: block;
}

.hidden {
  display: none;
}

/* Spacing utilities */
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

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

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }

/* Color utilities */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--color-text-secondary); }

.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-bg-secondary); }
.bg-dark { background-color: var(--color-bg-primary); }

/* ============================================
   HEADER STYLES
   ============================================ */

.site-header {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Navigation */
#primary-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

#primary-menu a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
  position: relative;
}

#primary-menu a:hover {
  color: var(--color-primary);
}

#primary-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

#primary-menu a:hover::after {
  width: 100%;
}

/* Search overlay */
#search-overlay {
  animation: slideDown 200ms ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   PRODUCT CARD STYLES
   ============================================ */

.product-card {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

.product-card__image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card__image img {
  transform: scale(1.05);
}

.product-card__content {
  padding: 1.25rem;
}

.product-card__title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  line-height: 1.4;
}

.product-card__title a:hover {
  color: var(--color-primary);
}

.product-card__price {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.product-card__price .current-price {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
}

.product-card__price .regular-price {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  text-decoration: line-through;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

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

.badge-sale {
  background: var(--color-secondary);
  color: white;
}

.badge-low-stock {
  background: var(--color-danger);
  color: white;
}

.badge-out-of-stock {
  background: var(--color-text-secondary);
  color: white;
}

/* ============================================
   BUTTON STYLES
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-bg-primary);
}

.btn-primary:hover {
  background: rgba(0, 212, 255, 0.9);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-secondary);
  color: white;
}

.btn-secondary:hover {
  background: rgba(123, 97, 255, 0.9);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

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

.btn-full {
  width: 100%;
}

/* ============================================
   FORM STYLES
   ============================================ */

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-input::placeholder {
  color: var(--color-text-secondary);
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.form-select {
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 1rem;
  background: var(--color-bg-primary);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%238B8B9E' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.875rem;
  appearance: none;
  cursor: pointer;
}

.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* Checkbox */
.form-checkbox {
  width: 1.125rem;
  height: 1.125rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-primary);
  cursor: pointer;
  appearance: none;
  transition: all var(--transition-fast);
}

.form-checkbox:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
  background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");
}

/* ============================================
   PAGINATION
   ============================================ */

.woocommerce-pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 3rem;
}

.woocommerce-pagination .page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.woocommerce-pagination .page-numbers:hover {
  background: var(--color-primary);
  color: var(--color-bg-primary);
}

.woocommerce-pagination .page-numbers.current {
  background: var(--color-primary);
  color: var(--color-bg-primary);
}

.woocommerce-pagination .prev,
.woocommerce-pagination .next {
  width: auto;
  padding: 0 1rem;
}

/* ============================================
   LOADING STATES
   ============================================ */

.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-secondary) 25%,
    rgba(255, 255, 255, 0.05) 50%,
    var(--color-bg-secondary) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */

.animate-fade-in {
  animation: fadeIn 300ms ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-slide-up {
  animation: slideUp 300ms ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-pulse {
  animation: pulse 500ms ease;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-bg-primary);
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 767px) {
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 768px) {
  .show-mobile {
    display: none !important;
  }
}

/* Grid columns responsive */
@media (min-width: 640px) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

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

  .lg\:flex {
    display: flex;
  }

  .lg\:hidden {
    display: none;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .site-header,
  .site-footer,
  .woocommerce-pagination,
  .btn {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .product-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }
}