/* ============================================
   MOZU Collect - Custom CSS
   Complete UI/UX Design Directive Implementation
   ============================================ */

/* ============================================
   1. CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
  /* Color Palette */
  --bg-primary: #0A0A0A;
  --bg-secondary: #141414;
  --bg-tertiary: #1E1E1E;
  --bg-surface: #242424;
  --text-primary: #F5F5F0;
  --text-secondary: #A0A09A;
  --text-muted: #6B6B65;
  --accent-primary: #C8102E;
  --accent-primary-hover: #E01535;
  --accent-secondary: #D4AF37;
  --success: #4ADE80;
  --warning: #FBBF24;
  --error: #EF4444;
  --sold-out: #6B6B65;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-visible: rgba(255, 255, 255, 0.12);

  /* Typography Scale */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */

  /* Spacing */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */

  /* Breakpoints */
  --breakpoint-tablet: 768px;
  --breakpoint-desktop: 1024px;

  /* Transitions */
  --transition-fast: 0.1s;
  --transition-base: 0.2s;
  --transition-slow: 0.4s;
}

/* ============================================
   2. Base Styles
   ============================================ */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

/* ============================================
   3. Product Grid
   ============================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background-color: var(--border-subtle);
}

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

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================
   4. Product Card
   ============================================ */
.product-card {
  background-color: var(--bg-secondary);
  position: relative;
  transition: border-color var(--transition-base) ease;
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
}

.product-card-image-wrapper {
  aspect-ratio: 1 / 1;
  background-color: var(--bg-tertiary);
  position: relative;
  overflow: hidden;
}

.product-card-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-base) ease;
}

.product-card-content {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  flex-grow: 1;
}

.product-card-category {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-card-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  min-height: 2.8em;
}

.product-card-price {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--accent-primary);
  margin-top: auto;
}

/* Product Card Hover Effects */
@media (hover: hover) {
  .product-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(200, 16, 46, 0.3);
  }

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

/* ============================================
   5. Product Badges
   ============================================ */
.product-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0.25rem;
  z-index: 10;
}

.badge-ichiban {
  background-color: var(--accent-secondary);
  color: #000000;
}

.badge-pop {
  background-color: var(--accent-secondary);
  color: #000000;
}

.badge-new {
  background-color: var(--accent-primary);
  color: #FFFFFF;
}

.badge-sold-out {
  background-color: var(--sold-out);
  color: #FFFFFF;
}

/* Sold Out State */
.product-card.sold-out .product-card-image {
  opacity: 0.4;
}

.sold-out-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
}

.sold-out-overlay span {
  background: var(--sold-out);
  color: #FFFFFF;
  padding: 0.5rem 1.5rem;
  font-weight: 700;
  font-size: var(--text-lg);
  transform: rotate(-15deg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============================================
   6. Gallery Thumbnails
   ============================================ */
.gallery-thumb {
  opacity: 0.6;
  transition: opacity var(--transition-base) ease, border-color var(--transition-base) ease;
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: 0.25rem;
  overflow: hidden;
}

@media (hover: hover) {
  .gallery-thumb:hover {
    opacity: 1;
  }
}

.gallery-thumb.active {
  opacity: 1;
  border-color: var(--accent-secondary);
}

/* ============================================
   7. Button Styles
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: 0.375rem;
  transition: all var(--transition-base) ease;
  cursor: pointer;
  border: none;
  font-size: var(--text-base);
  text-decoration: none;
  position: relative;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #FFFFFF;
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-visible);
}

@media (hover: hover) {
  .btn-primary:hover {
    background-color: var(--accent-primary-hover);
    transform: translateY(-1px);
  }

  .btn-secondary:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-1px);
  }
}

.btn:active {
  transform: scale(0.98);
  transition-duration: var(--transition-fast);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Button Loading State */
.btn-loading {
  position: relative;
  color: transparent;
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  top: 50%;
  left: 50%;
  margin-left: -10px;
  margin-top: -10px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: btn-spin 0.6s linear infinite;
}

@keyframes btn-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ============================================
   8. Cart Drawer
   ============================================ */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  opacity: 0;
  transition: opacity var(--transition-base) ease;
  pointer-events: none;
}

.cart-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  background-color: var(--bg-secondary);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform var(--transition-slow) cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
}

@media (min-width: 768px) {
  .cart-drawer {
    width: 420px;
  }
}

.cart-drawer.active {
  transform: translateX(0);
}

.cart-drawer-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-visible);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-drawer-title {
  font-size: var(--text-xl);
  font-weight: 700;
}

.cart-drawer-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: var(--text-2xl);
  cursor: pointer;
  padding: 0.5rem;
  line-height: 1;
  transition: color var(--transition-base) ease;
}

@media (hover: hover) {
  .cart-drawer-close:hover {
    color: var(--text-primary);
  }
}

.cart-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.cart-drawer-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-visible);
  background-color: var(--bg-tertiary);
}

/* ============================================
   9. Toast Notification
   ============================================ */
.toast {
  position: fixed;
  top: var(--spacing-xl);
  right: var(--spacing-xl);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: 0.5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  z-index: 2000;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  border: 1px solid var(--border-visible);
  animation: toast-slide-in var(--transition-slow) ease, toast-fade-out var(--transition-slow) ease 2.7s;
}

.toast-success {
  border-left: 4px solid var(--success);
}

.toast-error {
  border-left: 4px solid var(--error);
}

.toast-warning {
  border-left: 4px solid var(--warning);
}

@keyframes toast-slide-in {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toast-fade-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

/* ============================================
   10. Input Field Styles
   ============================================ */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-visible);
  border-radius: 0.375rem;
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: border-color var(--transition-base) ease, box-shadow var(--transition-base) ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.2);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
}

label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

/* ============================================
   11. Accordion (FAQ)
   ============================================ */
.accordion-item {
  border: 1px solid var(--border-visible);
  border-radius: 0.5rem;
  margin-bottom: var(--spacing-md);
  background-color: var(--bg-secondary);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: var(--spacing-lg);
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--text-lg);
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-base) ease;
}

@media (hover: hover) {
  .accordion-header:hover {
    background-color: var(--bg-tertiary);
  }
}

.accordion-icon {
  transition: transform var(--transition-base) ease;
  font-size: var(--text-xl);
  color: var(--accent-primary);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow) ease;
}

.accordion-item.active .accordion-content {
  max-height: 1000px;
}

.accordion-body {
  padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   12. Shipping Table
   ============================================ */
.shipping-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-secondary);
  border-radius: 0.5rem;
  overflow: hidden;
}

.shipping-table th,
.shipping-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-visible);
}

.shipping-table th {
  background-color: var(--bg-tertiary);
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.shipping-table td {
  color: var(--text-secondary);
}

.shipping-table tr:last-child td {
  border-bottom: none;
}

@media (hover: hover) {
  .shipping-table tbody tr:hover {
    background-color: var(--bg-tertiary);
  }
}

/* ============================================
   13. Tab Component
   ============================================ */
.tab-list {
  display: flex;
  gap: var(--spacing-sm);
  border-bottom: 1px solid var(--border-visible);
  margin-bottom: var(--spacing-lg);
}

.tab-btn {
  padding: var(--spacing-md) var(--spacing-lg);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-base) ease, border-color var(--transition-base) ease;
}

@media (hover: hover) {
  .tab-btn:hover {
    color: var(--text-primary);
  }
}

.tab-btn.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* ============================================
   14. Mobile Fixed Purchase Bar (SP)
   ============================================ */
.mobile-purchase-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-visible);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 100;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
  .mobile-purchase-bar {
    display: none;
  }
}

.mobile-purchase-price {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--accent-primary);
}

.mobile-purchase-btn {
  flex: 1;
}

/* ============================================
   15. Trust Bar
   ============================================ */
.trust-bar {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-visible);
  border-bottom: 1px solid var(--border-visible);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.trust-icon {
  color: var(--accent-secondary);
  font-size: var(--text-xl);
}

/* ============================================
   16. Video Container (YouTube Embed)
   ============================================ */
.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: 0.5rem;
  background-color: var(--bg-tertiary);
}

.video-container iframe,
.video-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ============================================
   17. Admin Styles
   ============================================ */
.admin-sidebar a {
  display: block;
  padding: var(--spacing-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 0.375rem;
  transition: background-color var(--transition-base) ease, color var(--transition-base) ease;
}

@media (hover: hover) {
  .admin-sidebar a:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
  }
}

.admin-sidebar a.active {
  background-color: var(--accent-primary);
  color: #FFFFFF;
}

/* ============================================
   18. Animations
   ============================================ */

/* Page Entrance Animation */
.page-enter {
  animation: page-fade-in var(--transition-slow) ease forwards;
}

@keyframes page-fade-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stagger Animation for Grid Items */
.stagger-item {
  opacity: 0;
  animation: stagger-fade-in 0.5s ease forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0.05s; }
.stagger-item:nth-child(2) { animation-delay: 0.1s; }
.stagger-item:nth-child(3) { animation-delay: 0.15s; }
.stagger-item:nth-child(4) { animation-delay: 0.2s; }
.stagger-item:nth-child(5) { animation-delay: 0.25s; }
.stagger-item:nth-child(6) { animation-delay: 0.3s; }
.stagger-item:nth-child(7) { animation-delay: 0.35s; }
.stagger-item:nth-child(8) { animation-delay: 0.4s; }

@keyframes stagger-fade-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Cart Add Button Animation Sequence */
@keyframes cart-add-bounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.cart-icon-bounce {
  animation: cart-add-bounce 0.3s ease;
}

/* Image Lazy Load Fade-in */
.lazy-image {
  opacity: 0;
  transition: opacity var(--transition-slow) ease;
}

.lazy-image.loaded {
  opacity: 1;
}

/* Section Heading Slide-in from Left */
.heading-slide-in {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--transition-slow) ease, transform var(--transition-slow) ease;
}

.heading-slide-in.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Success Page Check Mark Bounce */
.success-checkmark {
  animation: checkmark-bounce 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes checkmark-bounce {
  0% {
    opacity: 0;
    transform: scale(0);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Hero Text Stagger Animation */
.hero-text-stagger {
  opacity: 0;
  animation: hero-text-fade-in 0.8s ease forwards;
}

.hero-text-stagger:nth-child(1) { animation-delay: 0.1s; }
.hero-text-stagger:nth-child(2) { animation-delay: 0.3s; }
.hero-text-stagger:nth-child(3) { animation-delay: 0.5s; }

@keyframes hero-text-fade-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   19. Scroll-Triggered Animation Classes
   ============================================ */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.scroll-reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.scroll-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* ============================================
   20. Scrollbar Styling (Webkit)
   ============================================ */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background-color: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background-color: var(--bg-surface);
  border-radius: 6px;
  border: 2px solid var(--bg-secondary);
}

@media (hover: hover) {
  ::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-muted);
  }
}

/* ============================================
   21. Responsive Utilities
   ============================================ */
.hide-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hide-mobile {
    display: block;
  }

  .hide-tablet {
    display: none;
  }
}

@media (min-width: 1024px) {
  .hide-desktop {
    display: none;
  }
}

.show-mobile {
  display: block;
}

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

/* Container Max Widths */
.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    max-width: 768px;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 1024px;
  }
}

@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
  }
}

/* ============================================
   22. Utility Classes
   ============================================ */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.font-bold {
  font-weight: 700;
}

.font-semibold {
  font-weight: 600;
}

.uppercase {
  text-transform: uppercase;
}

.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;
}

/* Flex Utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

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

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--spacing-sm);
}

.gap-4 {
  gap: var(--spacing-md);
}

.gap-6 {
  gap: var(--spacing-lg);
}

/* Spacing Utilities */
.mt-2 { margin-top: var(--spacing-sm); }
.mt-4 { margin-top: var(--spacing-md); }
.mt-6 { margin-top: var(--spacing-lg); }
.mt-8 { margin-top: var(--spacing-xl); }

.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-6 { margin-bottom: var(--spacing-lg); }
.mb-8 { margin-bottom: var(--spacing-xl); }

.p-2 { padding: var(--spacing-sm); }
.p-4 { padding: var(--spacing-md); }
.p-6 { padding: var(--spacing-lg); }
.p-8 { padding: var(--spacing-xl); }

/* ============================================
   23. Loading Spinner
   ============================================ */
.spinner {
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid #FFFFFF;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  animation: spin 0.8s linear infinite;
}

.spinner-large {
  width: 48px;
  height: 48px;
  border-width: 4px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ============================================
   24. Additional Component Styles
   ============================================ */

/* Card Component */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-visible);
  border-radius: 0.5rem;
  padding: var(--spacing-lg);
}

/* Divider */
.divider {
  height: 1px;
  background-color: var(--border-visible);
  margin: var(--spacing-lg) 0;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background-color: var(--accent-primary);
  color: #FFFFFF;
}

.badge-secondary {
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-visible);
}

/* Link Styles */
a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-base) ease;
}

@media (hover: hover) {
  a:hover {
    color: var(--accent-primary-hover);
  }
}

/* Focus Visible for Accessibility */
*:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ============================================
   End of Custom CSS
   ============================================ */