/**
 * Snaxbox v2 - Layout Utilities
 * Container, Grid, Flexbox, and Spacing utilities
 */

/* ========================================
   CONTAINER
   ======================================== */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

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

.container-sm {
  max-width: var(--container-sm);
}

.container-md {
  max-width: var(--container-md);
}

.container-lg {
  max-width: var(--container-lg);
}

.container-fluid {
  max-width: none;
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */

.header {
  background-color: var(--color-background);
  border-bottom: none;
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 10px;
  background: linear-gradient(to bottom, var(--color-background) 0%, transparent 100%);
  pointer-events: none;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-4);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary-500);
  text-decoration: none;
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
}

.header-logo:hover {
  color: var(--color-primary-600);
}

.header-logo svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.header-logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* Desktop actions - hidden on mobile/tablet */
.header-actions-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .header-actions-desktop {
    display: flex;
  }
}

/* Mobile actions - visible on mobile/tablet, hidden on desktop */
.header-actions-mobile {
  display: flex;
}

@media (min-width: 1024px) {
  .header-actions-mobile {
    display: none;
  }
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.nav-link:hover {
  color: var(--color-text);
  background-color: var(--color-gray-100);
}

.nav-link.active {
  color: var(--color-primary-500);
  background-color: var(--color-primary-50);
}

.nav-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Navigation dropdowns */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border: none;
  background: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-colors);
}

.nav-dropdown-toggle:hover,
.nav-dropdown.is-open .nav-dropdown-toggle {
  color: var(--color-text);
  background-color: var(--color-gray-100);
}

.nav-dropdown-toggle svg:first-child {
  width: 20px;
  height: 20px;
}

.nav-dropdown-toggle svg:last-child {
  width: 16px;
  height: 16px;
  margin-left: var(--space-1);
  transition: transform 0.2s ease;
}

.nav-dropdown.is-open .nav-dropdown-toggle svg:last-child {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  padding: var(--space-2);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
  z-index: 100;
}

.nav-dropdown.is-open .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(4px);
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.nav-dropdown-item:hover {
  background-color: var(--color-gray-100);
}

.nav-dropdown-item.active {
  color: var(--color-primary-500);
  background-color: var(--color-primary-50);
}

.nav-dropdown-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.nav-dropdown-item.active svg {
  color: var(--color-primary-500);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: none;
  color: var(--color-text);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.mobile-menu-toggle:hover {
  background-color: var(--color-gray-100);
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

@media (min-width: 1024px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile menu overlay */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 9998;
}

.mobile-menu-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

/* Mobile menu panel */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 280px;
  max-width: 85vw;
  background-color: var(--color-surface-alt);
  transform: translateX(100%);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-menu.is-open {
  transform: translateX(0);
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu-title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
}

.mobile-menu-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.mobile-menu-close:hover {
  color: var(--color-text);
  background-color: var(--color-gray-100);
}

.mobile-menu-close svg {
  width: 24px;
  height: 24px;
}

.mobile-menu-content {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
}

.mobile-menu-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.mobile-menu-user:hover,
.mobile-menu-user:active {
  background-color: var(--color-gray-100);
}

.mobile-menu-user > svg {
  color: var(--color-gray-400);
  flex-shrink: 0;
}

.mobile-menu-user-avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary-100);
  color: var(--color-primary-500);
  border-radius: var(--radius-full);
}

.mobile-menu-user-avatar svg {
  width: 24px;
  height: 24px;
}

.mobile-menu-user-info {
  flex: 1;
  min-width: 0;
}

.mobile-menu-user-name {
  display: block;
  font-weight: var(--font-semibold);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-menu-user-email {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-menu-divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-3) 0;
}

.mobile-menu-version {
  margin-top: auto;
  padding-top: var(--space-4);
  text-align: right;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.mobile-menu-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-3);
  margin-top: var(--space-1);
}

.mobile-menu-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.mobile-menu-link:hover {
  background-color: var(--color-gray-100);
}

.mobile-menu-link.active {
  color: var(--color-primary-500);
  background-color: var(--color-sand);
}

.mobile-menu-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.mobile-menu-link-danger {
  color: var(--color-error);
}

.mobile-menu-link-danger:hover {
  background-color: var(--color-error-light);
}

/* ========================================
   STORE SELECTOR (Customer)
   ======================================== */

/* Desktop store selector - matches nav-dropdown style */
.store-selector-dropdown {
  position: relative;
}

.store-selector-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border: none;
  background: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-colors);
}

.store-selector-btn:hover,
.store-selector-btn.is-open {
  color: var(--color-text);
  background-color: var(--color-gray-100);
}

.store-selector-btn svg:first-child {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.store-selector-btn svg:last-child {
  width: 16px;
  height: 16px;
  margin-left: var(--space-1);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.store-selector-btn.is-open svg:last-child {
  transform: rotate(180deg);
}

.store-selector-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 120px;
}

.store-selector-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 200px;
  padding: var(--space-2);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
  z-index: 100;
}

.store-selector-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(4px);
}

.store-selector-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  transition: var(--transition-colors);
}

.store-selector-option:hover {
  background-color: var(--color-gray-100);
}

.store-selector-option.active {
  color: var(--color-primary-500);
  background-color: var(--color-primary-50);
}

.store-selector-option svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--color-primary-500);
}

/* Mobile store selector */
.mobile-menu-store-selector {
  padding: var(--space-3);
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
}

.mobile-menu-store-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.mobile-menu-store-dropdown {
  position: relative;
}

.mobile-menu-store-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-gray-700);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: var(--transition-all);
}

.mobile-menu-store-btn:hover {
  border-color: var(--color-gray-300);
}

.mobile-menu-store-btn.is-open {
  border-color: var(--color-primary-400);
}

.mobile-menu-store-btn svg:first-child {
  color: var(--color-primary-500);
  flex-shrink: 0;
}

.mobile-menu-store-btn span {
  flex: 1;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-menu-store-btn svg:last-child {
  color: var(--color-gray-400);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.mobile-menu-store-btn.is-open svg:last-child {
  transform: rotate(180deg);
}

.mobile-menu-store-options {
  display: none;
  margin-top: var(--space-2);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.mobile-menu-store-options.is-open {
  display: block;
}

.mobile-menu-store-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  color: var(--color-gray-700);
  text-decoration: none;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-gray-100);
  transition: var(--transition-colors);
}

.mobile-menu-store-option:last-child {
  border-bottom: none;
}

.mobile-menu-store-option:hover {
  background-color: var(--color-gray-50);
}

.mobile-menu-store-option.active {
  background-color: var(--color-primary-50);
  color: var(--color-primary-700);
}

.mobile-menu-store-option svg {
  color: var(--color-primary-500);
  flex-shrink: 0;
}

/* Desktop only text */
.desktop-only {
  display: none;
}

@media (min-width: 768px) {
  .desktop-only {
    display: inline;
  }
}

/* ========================================
   PAGE WRAPPER
   ======================================== */

.page-wrapper {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.page-content {
  flex: 1;
}

/* With sticky footer */
.page-wrapper-footer {
  padding-bottom: var(--footer-height);
}

/* With header */
.page-wrapper-header {
  padding-top: var(--header-height);
}

/* ========================================
   FLEXBOX UTILITIES
   ======================================== */

.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

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

.flex-row {
  flex-direction: row;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-nowrap {
  flex-wrap: nowrap;
}

/* Flex alignment */
.items-start {
  align-items: flex-start;
}

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

.items-end {
  align-items: flex-end;
}

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

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

/* Justify content */
.justify-start {
  justify-content: flex-start;
}

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

.justify-end {
  justify-content: flex-end;
}

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

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

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

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

.flex-auto {
  flex: 1 1 auto;
}

.flex-none {
  flex: none;
}

.flex-grow {
  flex-grow: 1;
}

.flex-grow-0 {
  flex-grow: 0;
}

.flex-shrink {
  flex-shrink: 1;
}

.flex-shrink-0 {
  flex-shrink: 0;
}

/* Self alignment */
.self-start {
  align-self: flex-start;
}

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

.self-end {
  align-self: flex-end;
}

.self-stretch {
  align-self: stretch;
}

/* ========================================
   GAP UTILITIES
   ======================================== */

.gap-0 { gap: 0; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }

/* Column gap */
.gap-x-0 { column-gap: 0; }
.gap-x-1 { column-gap: var(--space-1); }
.gap-x-2 { column-gap: var(--space-2); }
.gap-x-3 { column-gap: var(--space-3); }
.gap-x-4 { column-gap: var(--space-4); }
.gap-x-6 { column-gap: var(--space-6); }
.gap-x-8 { column-gap: var(--space-8); }

/* Row gap */
.gap-y-0 { row-gap: 0; }
.gap-y-1 { row-gap: var(--space-1); }
.gap-y-2 { row-gap: var(--space-2); }
.gap-y-3 { row-gap: var(--space-3); }
.gap-y-4 { row-gap: var(--space-4); }
.gap-y-6 { row-gap: var(--space-6); }
.gap-y-8 { row-gap: var(--space-8); }

/* ========================================
   GRID UTILITIES
   ======================================== */

.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));
}

.grid-cols-6 {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.grid-cols-12 {
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

/* Responsive grid */
@media (min-width: 640px) {
  .sm\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .md\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .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)); }
  .md\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .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)); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* Grid span */
.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-full { grid-column: 1 / -1; }

/* ========================================
   SPACING - MARGIN
   ======================================== */

/* Margin all */
.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-5 { margin: var(--space-5); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }
.m-auto { margin: auto; }

/* Margin X (horizontal) */
.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: var(--space-1); margin-right: var(--space-1); }
.mx-2 { margin-left: var(--space-2); margin-right: var(--space-2); }
.mx-3 { margin-left: var(--space-3); margin-right: var(--space-3); }
.mx-4 { margin-left: var(--space-4); margin-right: var(--space-4); }
.mx-6 { margin-left: var(--space-6); margin-right: var(--space-6); }
.mx-8 { margin-left: var(--space-8); margin-right: var(--space-8); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Margin Y (vertical) */
.my-0 { margin-top: 0; margin-bottom: 0; }
.my-1 { margin-top: var(--space-1); margin-bottom: var(--space-1); }
.my-2 { margin-top: var(--space-2); margin-bottom: var(--space-2); }
.my-3 { margin-top: var(--space-3); margin-bottom: var(--space-3); }
.my-4 { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-6 { margin-top: var(--space-6); margin-bottom: var(--space-6); }
.my-8 { margin-top: var(--space-8); margin-bottom: var(--space-8); }
.my-auto { margin-top: auto; margin-bottom: auto; }

/* Margin Top */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mt-12 { margin-top: var(--space-12); }
.mt-auto { margin-top: auto; }

/* Margin Bottom */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-auto { margin-bottom: auto; }

/* Margin Left */
.ml-0 { margin-left: 0; }
.ml-1 { margin-left: var(--space-1); }
.ml-2 { margin-left: var(--space-2); }
.ml-3 { margin-left: var(--space-3); }
.ml-4 { margin-left: var(--space-4); }
.ml-auto { margin-left: auto; }

/* Margin Right */
.mr-0 { margin-right: 0; }
.mr-1 { margin-right: var(--space-1); }
.mr-2 { margin-right: var(--space-2); }
.mr-3 { margin-right: var(--space-3); }
.mr-4 { margin-right: var(--space-4); }
.mr-auto { margin-right: auto; }

/* ========================================
   SPACING - PADDING
   ======================================== */

/* Padding all */
.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }
.p-10 { padding: var(--space-10); }
.p-12 { padding: var(--space-12); }

/* Padding X (horizontal) */
.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: var(--space-1); padding-right: var(--space-1); }
.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-5 { padding-left: var(--space-5); padding-right: var(--space-5); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
.px-8 { padding-left: var(--space-8); padding-right: var(--space-8); }

/* Padding Y (vertical) */
.py-0 { padding-top: 0; padding-bottom: 0; }
.py-1 { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-5 { padding-top: var(--space-5); padding-bottom: var(--space-5); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }

/* Padding Top */
.pt-0 { padding-top: 0; }
.pt-1 { padding-top: var(--space-1); }
.pt-2 { padding-top: var(--space-2); }
.pt-3 { padding-top: var(--space-3); }
.pt-4 { padding-top: var(--space-4); }
.pt-6 { padding-top: var(--space-6); }
.pt-8 { padding-top: var(--space-8); }

/* Padding Bottom */
.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: var(--space-1); }
.pb-2 { padding-bottom: var(--space-2); }
.pb-3 { padding-bottom: var(--space-3); }
.pb-4 { padding-bottom: var(--space-4); }
.pb-6 { padding-bottom: var(--space-6); }
.pb-8 { padding-bottom: var(--space-8); }

/* Padding Left */
.pl-0 { padding-left: 0; }
.pl-1 { padding-left: var(--space-1); }
.pl-2 { padding-left: var(--space-2); }
.pl-3 { padding-left: var(--space-3); }
.pl-4 { padding-left: var(--space-4); }

/* Padding Right */
.pr-0 { padding-right: 0; }
.pr-1 { padding-right: var(--space-1); }
.pr-2 { padding-right: var(--space-2); }
.pr-3 { padding-right: var(--space-3); }
.pr-4 { padding-right: var(--space-4); }

/* ========================================
   TEXT UTILITIES
   ======================================== */

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

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

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

/* Text color */
.text-primary { color: var(--color-primary-500); }
.text-secondary { color: var(--color-secondary-500); }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }
.text-white { color: var(--color-white); }
.text-black { color: var(--color-black); }

/* Text transform */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

/* Text wrap */
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.break-words {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.whitespace-nowrap {
  white-space: nowrap;
}

/* Line clamp */
.line-clamp-1 {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.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;
}

/* ========================================
   DISPLAY UTILITIES
   ======================================== */

.hidden { display: none; }
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }

/* Visibility */
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* Responsive display */
@media (min-width: 640px) {
  .sm\:hidden { display: none; }
  .sm\:block { display: block; }
  .sm\:flex { display: flex; }
  .sm\:inline-block { display: inline-block; }
}

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

@media (min-width: 1024px) {
  .lg\:hidden { display: none; }
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:inline-block { display: inline-block; }
}

/* ========================================
   POSITION UTILITIES
   ======================================== */

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.static { position: static; }

/* Position values */
.inset-0 { inset: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* ========================================
   SIZING UTILITIES
   ======================================== */

.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }

.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }

.min-h-screen { min-height: 100vh; min-height: 100dvh; }
.min-h-full { min-height: 100%; }

.max-w-full { max-width: 100%; }
.max-w-screen { max-width: 100vw; }

/* ========================================
   BACKGROUND UTILITIES
   ======================================== */

.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); }
.bg-primary { background-color: var(--color-primary-500); }
.bg-primary-light { background-color: var(--color-primary-50); }
.bg-secondary { background-color: var(--color-secondary-500); }
.bg-transparent { background-color: transparent; }

/* ========================================
   BORDER UTILITIES
   ======================================== */

.border { border: 1px solid var(--color-border); }
.border-0 { border: none; }
.border-t { border-top: 1px solid var(--color-border); }
.border-b { border-bottom: 1px solid var(--color-border); }
.border-l { border-left: 1px solid var(--color-border); }
.border-r { border-right: 1px solid var(--color-border); }

.border-primary { border-color: var(--color-primary-500); }
.border-gray-200 { border-color: var(--color-gray-200); }
.border-gray-300 { border-color: var(--color-gray-300); }

.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded { 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); }

/* ========================================
   SHADOW UTILITIES
   ======================================== */

.shadow-none { box-shadow: var(--shadow-none); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* ========================================
   OVERFLOW UTILITIES
   ======================================== */

.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* ========================================
   Z-INDEX UTILITIES
   ======================================== */

.z-0 { z-index: 0; }
.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; }

/* ========================================
   CURSOR UTILITIES
   ======================================== */

.cursor-pointer { cursor: pointer; }
.cursor-default { cursor: default; }
.cursor-not-allowed { cursor: not-allowed; }

/* ========================================
   STICKY FOOTER (CART)
   ======================================== */

.sticky-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--footer-height);
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  padding: 0 var(--space-4);
}

/* Safe area for mobile devices */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .sticky-footer {
    padding-bottom: env(safe-area-inset-bottom);
    height: calc(var(--footer-height) + env(safe-area-inset-bottom));
  }
}

/* ========================================
   STICKY HEADER
   ======================================== */

.sticky-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  padding: 0 var(--space-4);
}

/* ========================================
   OPACITY UTILITIES
   ======================================== */

.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* ========================================
   POINTER EVENTS
   ======================================== */

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* ========================================
   USER SELECT
   ======================================== */

.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }

/* ========================================
   TRANSITION UTILITIES
   ======================================== */

.transition { transition: var(--transition-all); }
.transition-colors { transition: var(--transition-colors); }
.transition-transform { transition: var(--transition-transform); }
.transition-opacity { transition: var(--transition-opacity); }
.transition-none { transition: none; }

/* ========================================
   SCREEN READER ONLY
   ======================================== */

.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;
}

.not-sr-only {
  position: static;
  width: auto;
  height: auto;
  padding: 0;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}