/* Utilities CSS - Helper classes, HTMX indicators, and utility styles */

/* === Modern Design System Variables === */
:root {
  /* Enhanced Color Palette */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-success: linear-gradient(135deg, #13C690 0%, #10b981 100%);
  --gradient-warning: linear-gradient(135deg, #FFA726 0%, #FB8C00 100%);
  --gradient-error: linear-gradient(135deg, #FE5D70 0%, #FD3D6F 100%);
  
  /* Glass morphism */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-bg-dark: rgba(0, 0, 0, 0.5);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  --glass-blur: blur(12px);
  
  /* Modern shadows */
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  --shadow-colored: 0 20px 40px -15px;
  
  /* Enhanced transitions */
  --transition-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --transition-smooth: cubic-bezier(0.4, 0.0, 0.2, 1);
  
  /* Modern spacing */
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Border styles */
  --border-width: 1px;
  --border-style: solid;
  --border-color: var(--divider);
}

/* Dark mode variables */
@media (prefers-color-scheme: dark) {
  :root {
    --glass-bg: rgba(0, 0, 0, 0.7);
    --glass-bg-dark: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.18);
  }
}

/* === Modern Utility Classes === */

/* Gradient backgrounds */
.bg-gradient-primary { background: var(--gradient-primary) !important; color: white !important; }
.bg-gradient-secondary { background: var(--gradient-secondary) !important; color: white !important; }
.bg-gradient-accent { background: var(--gradient-accent) !important; color: white !important; }
.bg-gradient-success { background: var(--gradient-success) !important; color: white !important; }
.bg-gradient-warning { background: var(--gradient-warning) !important; color: white !important; }
.bg-gradient-error { background: var(--gradient-error) !important; color: white !important; }

/* Glass morphism */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.glass-dark {
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

/* Modern borders */
.border { border: var(--border-width) var(--border-style) var(--border-color) !important; }
.border-t { border-top: var(--border-width) var(--border-style) var(--border-color) !important; }
.border-r { border-right: var(--border-width) var(--border-style) var(--border-color) !important; }
.border-b { border-bottom: var(--border-width) var(--border-style) var(--border-color) !important; }
.border-l { border-left: var(--border-width) var(--border-style) var(--border-color) !important; }

/* Enhanced shadows */
.shadow-2xl { box-shadow: var(--shadow-2xl) !important; }
.shadow-inner { box-shadow: var(--shadow-inner) !important; }
.shadow-colored-primary { box-shadow: var(--shadow-colored) var(--primary-light) !important; }
.shadow-colored-accent { box-shadow: var(--shadow-colored) var(--accent-light) !important; }

/* Backdrop filters */
.backdrop-blur-sm { backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.backdrop-blur { backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.backdrop-blur-lg { backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }

/* Transform utilities */
.scale-95 { transform: scale(0.95) !important; }
.scale-100 { transform: scale(1) !important; }
.scale-105 { transform: scale(1.05) !important; }
.scale-110 { transform: scale(1.1) !important; }

.rotate-45 { transform: rotate(45deg) !important; }
.rotate-90 { transform: rotate(90deg) !important; }
.rotate-180 { transform: rotate(180deg) !important; }

/* Transition utilities */
.transition-all { transition: all var(--transition-normal) var(--transition-smooth) !important; }
.transition-transform { transition: transform var(--transition-normal) var(--transition-smooth) !important; }
.transition-opacity { transition: opacity var(--transition-normal) var(--transition-smooth) !important; }
.transition-colors { transition: background-color var(--transition-normal), color var(--transition-normal) !important; }

/* HTMX Indicators and Loading States */
.htmx-indicator {
  display: none;
  color: var(--primary);
  margin-left: var(--space-xs);
}

.htmx-request .htmx-indicator {
  display: inline-block;
}

.htmx-request.htmx-indicator {
  display: inline-block;
}

/* Loading spinner */
.loading-spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
  background-color: var(--background-alt);
  border-radius: var(--radius-sm);
  margin: var(--space-sm) 0;
}

.loading-spinner i {
  margin-right: var(--space-xs);
  color: var(--primary);
  font-size: 1rem;
}

.loading-spinner.large {
  padding: var(--space-lg);
}

.loading-spinner.large i {
  font-size: 1.5rem;
}

/* Search spinner */
.search-spinner {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
}

/* HTMX transitions */
.htmx-swapping {
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.htmx-settling {
  opacity: 1;
  transition: opacity var(--transition-fast);
}

/* === Modern Micro-interactions === */

/* Hover lift effect */
.hover-lift {
  transition: transform var(--transition-normal) var(--transition-smooth),
              box-shadow var(--transition-normal) var(--transition-smooth);
}

.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

/* Scale on hover */
.hover-scale {
  transition: transform var(--transition-normal) var(--transition-bounce);
}

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

/* Glow effect */
.hover-glow {
  transition: box-shadow var(--transition-normal) var(--transition-smooth);
}

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
}

/* Ripple effect for buttons */
.ripple {
  position: relative;
  overflow: hidden;
}

.ripple::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.ripple:active::before {
  width: 300px;
  height: 300px;
}

/* Skeleton loading animation */
.skeleton {
  background: linear-gradient(
    90deg,
    #f0f0f0 25%,
    #e0e0e0 50%,
    #f0f0f0 75%
  );
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

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

/* Smooth appear animation */
.appear {
  animation: appear 0.3s ease-out;
}

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

/* Shake animation for errors */
.shake {
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* === All Animations === */

/* Fade animations */
@keyframes fadeIn {
  from { 
    opacity: 0;
    transform: translateY(10px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

/* Bounce animations */
@keyframes bounceIn {
  0% { transform: scale(0); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Progress animations */
@keyframes progress {
  to {
    left: 100%;
  }
}

/* Pulse animations */
@keyframes pulse {
  0% { opacity: 1; }
  50% { opacity: 0.5; }
  100% { opacity: 1; }
}

.htmx-added {
  animation: fadeIn var(--transition-normal);
}

.htmx-removing {
  animation: fadeOut var(--transition-normal);
}

/* Request states */
.htmx-request {
  cursor: wait;
}

.htmx-request .btn {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Target indicators */
[hx-target] {
  position: relative;
}

/* Loading overlay for containers */
.htmx-loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

/* Progress bar */
.htmx-progress {
  width: 100%;
  height: 4px;
  background-color: var(--divider);
  position: relative;
  overflow: hidden;
}

.htmx-progress-bar {
  height: 100%;
  background-color: var(--primary);
  width: 30%;
  position: absolute;
  left: -30%;
  animation: progress 2s linear infinite;
}

/* Response indicators */
.htmx-success {
  color: var(--success);
  animation: fadeIn var(--transition-normal);
}

.htmx-error {
  color: var(--error);
  animation: fadeIn var(--transition-normal);
}

/* Disabled state during requests */
[hx-disable] {
  pointer-events: none;
  opacity: 0.6;
}

.htmx-request [hx-indicator] {
  animation: pulse 1s ease-in-out infinite;
}

/* Spacing Utilities */
.mt-0 { margin-top: 0 !important; }
.mt-xs { margin-top: var(--space-xs) !important; }
.mt-sm { margin-top: var(--space-sm) !important; }
.mt-md { margin-top: var(--space-md) !important; }
.mt-lg { margin-top: var(--space-lg) !important; }
.mt-xl { margin-top: var(--space-xl) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-xs { margin-bottom: var(--space-xs) !important; }
.mb-sm { margin-bottom: var(--space-sm) !important; }
.mb-md { margin-bottom: var(--space-md) !important; }
.mb-lg { margin-bottom: var(--space-lg) !important; }
.mb-xl { margin-bottom: var(--space-xl) !important; }

.ml-0 { margin-left: 0 !important; }
.ml-xs { margin-left: var(--space-xs) !important; }
.ml-sm { margin-left: var(--space-sm) !important; }
.ml-md { margin-left: var(--space-md) !important; }
.ml-lg { margin-left: var(--space-lg) !important; }
.ml-xl { margin-left: var(--space-xl) !important; }

.mr-0 { margin-right: 0 !important; }
.mr-xs { margin-right: var(--space-xs) !important; }
.mr-sm { margin-right: var(--space-sm) !important; }
.mr-md { margin-right: var(--space-md) !important; }
.mr-lg { margin-right: var(--space-lg) !important; }
.mr-xl { margin-right: var(--space-xl) !important; }

.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.my-0 { margin-top: 0 !important; margin-bottom: 0 !important; }
.my-sm { margin-top: var(--space-sm) !important; margin-bottom: var(--space-sm) !important; }
.my-md { margin-top: var(--space-md) !important; margin-bottom: var(--space-md) !important; }
.my-lg { margin-top: var(--space-lg) !important; margin-bottom: var(--space-lg) !important; }

/* Padding Utilities */
.p-0 { padding: 0 !important; }
.p-xs { padding: var(--space-xs) !important; }
.p-sm { padding: var(--space-sm) !important; }
.p-md { padding: var(--space-md) !important; }
.p-lg { padding: var(--space-lg) !important; }
.p-xl { padding: var(--space-xl) !important; }

.pt-0 { padding-top: 0 !important; }
.pt-xs { padding-top: var(--space-xs) !important; }
.pt-sm { padding-top: var(--space-sm) !important; }
.pt-md { padding-top: var(--space-md) !important; }
.pt-lg { padding-top: var(--space-lg) !important; }
.pt-xl { padding-top: var(--space-xl) !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-xs { padding-bottom: var(--space-xs) !important; }
.pb-sm { padding-bottom: var(--space-sm) !important; }
.pb-md { padding-bottom: var(--space-md) !important; }
.pb-lg { padding-bottom: var(--space-lg) !important; }
.pb-xl { padding-bottom: var(--space-xl) !important; }

.pl-0 { padding-left: 0 !important; }
.pl-xs { padding-left: var(--space-xs) !important; }
.pl-sm { padding-left: var(--space-sm) !important; }
.pl-md { padding-left: var(--space-md) !important; }
.pl-lg { padding-left: var(--space-lg) !important; }
.pl-xl { padding-left: var(--space-xl) !important; }

.pr-0 { padding-right: 0 !important; }
.pr-xs { padding-right: var(--space-xs) !important; }
.pr-sm { padding-right: var(--space-sm) !important; }
.pr-md { padding-right: var(--space-md) !important; }
.pr-lg { padding-right: var(--space-lg) !important; }
.pr-xl { padding-right: var(--space-xl) !important; }

.px-0 { padding-left: 0 !important; padding-right: 0 !important; }
.px-sm { padding-left: var(--space-sm) !important; padding-right: var(--space-sm) !important; }
.px-md { padding-left: var(--space-md) !important; padding-right: var(--space-md) !important; }
.px-lg { padding-left: var(--space-lg) !important; padding-right: var(--space-lg) !important; }

.py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }
.py-sm { padding-top: var(--space-sm) !important; padding-bottom: var(--space-sm) !important; }
.py-md { padding-top: var(--space-md) !important; padding-bottom: var(--space-md) !important; }
.py-lg { padding-top: var(--space-lg) !important; padding-bottom: var(--space-lg) !important; }

/* Text Alignment */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-justify { text-align: justify !important; }

/* Text Colors */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-tertiary { color: var(--text-tertiary) !important; }
.text-inverted { color: var(--text-inverted) !important; }
.text-error { color: var(--error) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }

/* Display Utilities */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline-block { display: inline-block !important; }
.d-inline { display: inline !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }

/* Flexbox Utilities */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

.justify-start { justify-content: flex-start !important; }
.justify-end { justify-content: flex-end !important; }
.justify-center { justify-content: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-around { justify-content: space-around !important; }

.align-start { align-items: flex-start !important; }
.align-end { align-items: flex-end !important; }
.align-center { align-items: center !important; }
.align-baseline { align-items: baseline !important; }
.align-stretch { align-items: stretch !important; }

.gap-xs { gap: var(--space-xs) !important; }
.gap-sm { gap: var(--space-sm) !important; }
.gap-md { gap: var(--space-md) !important; }
.gap-lg { gap: var(--space-lg) !important; }

/* Width Utilities */
.w-100 { width: 100% !important; }
.w-75 { width: 75% !important; }
.w-50 { width: 50% !important; }
.w-25 { width: 25% !important; }
.w-auto { width: auto !important; }

/* Height Utilities */
.h-100 { height: 100% !important; }
.h-75 { height: 75% !important; }
.h-50 { height: 50% !important; }
.h-25 { height: 25% !important; }
.h-auto { height: auto !important; }

/* Min/Max Width */
.min-w-0 { min-width: 0 !important; }
.max-w-full { max-width: 100% !important; }

/* Position Utilities */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }
.position-static { position: static !important; }

/* Z-index */
.z-0 { z-index: 0 !important; }
.z-10 { z-index: 10 !important; }
.z-20 { z-index: 20 !important; }
.z-30 { z-index: 30 !important; }
.z-40 { z-index: 40 !important; }
.z-50 { z-index: 50 !important; }
.z-100 { z-index: 100 !important; }
.z-1000 { z-index: 1000 !important; }

/* Overflow */
.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }
.overflow-scroll { overflow: scroll !important; }
.overflow-visible { overflow: visible !important; }

/* Cursor */
.cursor-pointer { cursor: pointer !important; }
.cursor-default { cursor: default !important; }
.cursor-move { cursor: move !important; }
.cursor-not-allowed { cursor: not-allowed !important; }
.cursor-wait { cursor: wait !important; }

/* Border Radius */
.rounded-0 { border-radius: 0 !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* Shadows */
.shadow-none { box-shadow: none !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

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

/* Opacity */
.opacity-0 { opacity: 0 !important; }
.opacity-25 { opacity: 0.25 !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-75 { opacity: 0.75 !important; }
.opacity-100 { opacity: 1 !important; }

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

/* Responsive utilities */
@media (max-width: 768px) {
  .hidden-mobile { display: none !important; }
  .show-mobile { display: block !important; }
}

@media (min-width: 769px) {
  .hidden-desktop { display: none !important; }
  .show-desktop { display: block !important; }
}

/* === Additional Micro-interactions === */
/* Note: Core animations (fadeIn, slideUp, dropdownSlideIn, pulse) are defined earlier in this file */

/* Floating animation */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.float-animation {
  animation: float 3s ease-in-out infinite;
}

/* Gradient animation */
@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.gradient-animation {
  background-size: 200% 200%;
  animation: gradient-shift 3s ease infinite;
}

/* Focus ring animation */
.focus-ring {
  position: relative;
}

.focus-ring:focus {
  outline: none;
}

.focus-ring:focus::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 2px solid var(--primary);
  border-radius: inherit;
  opacity: 0;
  animation: focus-ring 0.3s ease-out forwards;
}

@keyframes focus-ring {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Card flip animation */
.card-flip {
  perspective: 1000px;
}

.card-flip-inner {
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.card-flip:hover .card-flip-inner {
  transform: rotateY(180deg);
}

/* Smooth color transitions */
.color-transition {
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Interactive shadow */
.interactive-shadow {
  transition: box-shadow 0.3s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.interactive-shadow:hover {
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.interactive-shadow:active {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Smooth state transitions for form elements */
input,
select,
textarea {
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* Loading dots animation */
.loading-dots::after {
  content: "...";
  display: inline-block;
  animation: loading-dots 1.4s infinite;
}

@keyframes loading-dots {
  0% { content: "."; }
  33% { content: ".."; }
  66% { content: "..."; }
}

/* Subtle rotate on hover */
.rotate-hover {
  transition: transform 0.3s ease;
}

.rotate-hover:hover {
  transform: rotate(5deg) scale(1.05);
}