/* MyPhotoNote - Comprehensive Utility System */

/* Animation Classes */
.fade-in {
  animation: fadeIn var(--transition-base);
}

.fade-out {
  animation: fadeOut var(--transition-base);
}

.slide-in {
  animation: slideIn var(--transition-base);
}

.bounce-in {
  animation: bounceIn var(--transition-slow);
}

.scale-in {
  animation: scaleIn var(--transition-fast);
}

.slide-up {
  animation: slideUp var(--transition-base);
}

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

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

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.8);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Glass Effect */
.glass {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-border {
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Utility Classes */
.hidden {
  display: none !important;
}

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

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

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

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

.text-muted {
  color: var(--text-muted);
}

.text-accent {
  color: var(--color-primary);
}

.text-success {
  color: var(--color-success);
}

.text-danger {
  color: var(--color-danger);
}

.text-warning {
  color: var(--color-warning);
}

/* Background Utilities */
.bg-primary {
  background-color: var(--bg-primary);
}

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

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

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

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

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

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

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

.bg-hover {
  background-color: var(--bg-elevated);
}

.bg-active {
  background-color: var(--bg-elevated);
}

.bg-transparent {
  background-color: transparent;
}

/* Background States */
.hover\:bg-hover:hover {
  background-color: var(--bg-elevated);
}

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

.hover\:bg-danger:hover {
  background-color: #dc2626;
}

/* Border Utilities */
.border-accent {
  border-color: var(--color-primary);
}

.border-success {
  border-color: var(--color-success);
}

.border-danger {
  border-color: var(--color-danger);
}

.border-warning {
  border-color: var(--color-warning);
}

.border-none {
  border: none;
}

.border {
  border: 1px solid var(--border-default);
}

.border-2 {
  border: 2px solid var(--border-default);
}

.border-t {
  border-top: 1px solid var(--border-default);
}

.border-b {
  border-bottom: 1px solid var(--border-default);
}

.border-l {
  border-left: 1px solid var(--border-default);
}

.border-r {
  border-right: 1px solid var(--border-default);
}

/* Spacing Utilities */
.m-0 { margin: 0; }
.m-1 { margin: 0.5rem; }
.m-2 { margin: 1rem; }
.m-3 { margin: 1.5rem; }
.m-4 { margin: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

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

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

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

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

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

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

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }
.gap-0 { gap: 0; }
.gap-px { gap: 1px; }

/* Row and Column Gaps */
.gap-x-1 { column-gap: 0.5rem; }
.gap-x-2 { column-gap: 1rem; }
.gap-x-3 { column-gap: 1.5rem; }
.gap-x-4 { column-gap: 2rem; }

.gap-y-1 { row-gap: 0.5rem; }
.gap-y-2 { row-gap: 1rem; }
.gap-y-3 { row-gap: 1.5rem; }
.gap-y-4 { row-gap: 2rem; }

/* Width Utilities */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* Height Utilities */
.h-full { height: 100%; }
.h-auto { height: auto; }

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

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

/* 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; }
.z-60 { z-index: 60; }
.z-70 { z-index: 70; }
.z-auto { z-index: auto; }
.z-max { z-index: 9999; }

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

/* Transition Utilities */
.transition-all { transition: all var(--transition-fast); }
.transition-none { transition: none; }

/* Opacity Utilities */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Shadow Utilities */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-none { box-shadow: none; }

/* Border Radius Utilities */
.rounded-none { border-radius: 0; }
.rounded-sm { border-radius: var(--radius-sm); }
.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: 9999px; }

/* Responsive Utilities */
@media (max-width: 768px) {
  .hide-mobile { display: none; }
}

@media (min-width: 769px) {
  .show-mobile { display: none; }
  .md\:flex { display: flex; }
  .md\:block { display: block; }
  .md\:hidden { display: none; }
  .md\:grid { display: grid; }
}

@media (max-width: 1024px) {
  .lg\:hidden { display: none; }
}

@media (min-width: 1025px) {
  .lg\:flex { display: flex; }
  .lg\:block { display: block; }
  .lg\:grid { display: grid; }
}

/* 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-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid-cols-auto { grid-template-columns: repeat(auto-fit, minmax(0, 1fr)); }

.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-full { grid-column: 1 / -1; }

/* Font Utilities */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-md); }
.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); }

.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; }

.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }
.leading-loose { line-height: 2; }

/* Transform Utilities */
.transform { transform: translate(var(--tw-translate-x, 0), var(--tw-translate-y, 0)) rotate(var(--tw-rotate, 0)) skewX(var(--tw-skew-x, 0)) skewY(var(--tw-skew-y, 0)) scaleX(var(--tw-scale-x, 1)) scaleY(var(--tw-scale-y, 1)); }
.scale-75 { --tw-scale-x: 0.75; --tw-scale-y: 0.75; }
.scale-90 { --tw-scale-x: 0.9; --tw-scale-y: 0.9; }
.scale-95 { --tw-scale-x: 0.95; --tw-scale-y: 0.95; }
.scale-100 { --tw-scale-x: 1; --tw-scale-y: 1; }
.scale-105 { --tw-scale-x: 1.05; --tw-scale-y: 1.05; }
.scale-110 { --tw-scale-x: 1.1; --tw-scale-y: 1.1; }

.hover\:scale-105:hover { --tw-scale-x: 1.05; --tw-scale-y: 1.05; }
.hover\:scale-110:hover { --tw-scale-x: 1.1; --tw-scale-y: 1.1; }

/* Interactive States */
.hover\:opacity-75:hover { opacity: 0.75; }
.hover\:opacity-100:hover { opacity: 1; }

.focus\:outline-none:focus { outline: none; }
.focus\:ring:focus { outline: 2px solid var(--color-primary); outline-offset: 2px; }

.active\:scale-95:active { --tw-scale-x: 0.95; --tw-scale-y: 0.95; }

/* Utility Combinations */
/* ボタンシステムはtailwind-replacement.cssに統一済み */

.card {
  @apply bg-card rounded-lg shadow-md p-4 border border-color;
}

.modal-overlay {
  @apply fixed inset-0 bg-black bg-opacity-50 z-50 flex items-center justify-center;
}

.input-base {
  @apply px-3 py-2 border border-color rounded-md bg-secondary text-primary focus:ring focus:border-accent;
}

/* Toast Notifications: moved to css/ui-components.css to avoid duplication */
/* (definitions for .toast-container and .toast removed from utilities.css) */

/* === Modal Component Classes === */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  z-index: 40;
}

.modal-container {
  background-color: var(--bg-modal);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-default);
}

.modal-header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-default);
}

.modal-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-default);
}

/* === Panel Component Classes === */
.panel-dark {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
}

/* === Text Color Classes === */
.text-primary {
  color: var(--text-primary);
}

.text-success {
  color: var(--color-success);
}

/* === Icon Color Classes === */
.icon-primary {
  color: var(--color-primary);
}

/* Button classes moved to tailwind-replacement.css for unified management */

/* Drop zone classes moved to tailwind-replacement.css for unified management */

/* === Elevated Background Class === */
.bg-elevated {
  background-color: var(--bg-elevated);
}