/**
 * Component Styles
 * Buttons, cards, forms, tables, badges, and other reusable components
 */

/* ==================== BUTTONS ==================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: var(--button-height);
  padding: 0 var(--space-4);
  font-family: var(--font-family-base);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  line-height: var(--leading-tight);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-bg-primary), 0 0 0 4px var(--color-primary);
}

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

/* Button Variants */
.btn-primary {
  background-color: var(--color-primary);
  color: white;
  background-image: var(--gradient-primary);
  border: 1px solid transparent;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  box-shadow: var(--glow-primary);
  transform: scale(1.02);
}

.btn-secondary {
  background-color: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-surface-hover);
  border-color: var(--color-border-light);
}

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

.btn-danger:hover:not(:disabled) {
  background-color: var(--color-error-dark);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
}

/* Button Sizes */
.btn-sm {
  height: var(--button-height-sm);
  padding: 0 var(--space-3);
  font-size: var(--text-xs);
}

.btn-lg {
  height: var(--button-height-lg);
  padding: 0 var(--space-6);
  font-size: var(--text-base);
}

/* Icon Button */
.btn-icon {
  width: var(--button-height);
  padding: 0;
}

.btn-icon.btn-sm {
  width: var(--button-height-sm);
}

/* ==================== CARDS ==================== */

/* Glassmorphism Card */
.card {
  background-color: var(--color-surface);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  position: relative;
}

/* Card with Noise Texture */
.card.noise-texture::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: var(--noise-bg);
  opacity: var(--noise-opacity);
  pointer-events: none;
  mix-blend-mode: var(--noise-blend);
}

/* Card Border Glow on Hover */
.card.hoverable:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--glow-primary);
  border-color: var(--color-primary);
}

/* Rarity Border Effects */
.card.common { border-color: var(--rarity-common); }
.card.rare { border-color: var(--rarity-rare); box-shadow: var(--glow-rare); }
.card.epic { border-color: var(--rarity-epic); box-shadow: var(--glow-epic); }
.card.legendary { border-color: var(--rarity-legendary); box-shadow: var(--glow-legendary); }

/* Faction Theme Cards */
.card.alliance { border-color: var(--faction-alliance); box-shadow: var(--faction-alliance-glow); }
.card.horde { border-color: var(--faction-horde); box-shadow: var(--faction-horde-glow); }

/* Glassmorphism Header */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--glass-border);
  background: var(--glass-gradient);
  backdrop-filter: var(--glass-backdrop-filter);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin: 0;
}

.card-body {
  padding: var(--space-6);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: rgba(0, 0, 0, 0.2);
}

/* ==================== FORMS ==================== */

.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
}

.form-label-required::after {
  content: ' *';
  color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  height: var(--input-height);
  padding: 0 var(--space-3);
  font-family: var(--font-family-base);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

.form-textarea {
  height: auto;
  min-height: 120px;
  padding: var(--space-3);
  resize: vertical;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
}

.form-error {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-error);
}

.form-hint {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-check-input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-check-label {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
}

/* Toggle Switch */
.toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: relative;
  width: 44px;
  height: 24px;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
}

.toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background-color: white;
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast);
}

.toggle-input:checked + .toggle-slider {
  background-color: var(--color-primary);
}

.toggle-input:checked + .toggle-slider::after {
  transform: translateX(20px);
}

.toggle-label {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
}

/* ==================== TABLES ==================== */

.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th,
.table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.table th {
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-secondary);
  white-space: nowrap;
}

.table tbody tr:hover {
  background-color: var(--color-surface-hover);
}

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

/* Sortable Headers */
.table th.sortable {
  cursor: pointer;
  user-select: none;
}

.table th.sortable:hover {
  color: var(--color-text-primary);
}

.table th.sortable::after {
  content: '↕';
  margin-left: var(--space-2);
  opacity: 0.5;
  font-size: var(--text-xs);
}

.table th.sortable.asc::after {
  content: '↑';
  opacity: 1;
}

.table th.sortable.desc::after {
  content: '↓';
  opacity: 1;
}

/* Empty State */
.table-empty {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  color: var(--color-text-tertiary);
}

/* ==================== BADGES ==================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  line-height: var(--leading-tight);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

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

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

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

.badge-error {
  background-color: var(--color-error-subtle);
  color: var(--color-error);
}

.badge-info {
  background-color: var(--color-info-subtle);
  color: var(--color-info);
}

.badge-neutral {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

/* Rarity Glow Effects (Game UI) */
.badge-common {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  box-shadow: none;
}

.badge-rare {
  background-color: rgba(59, 130, 246, 0.2);
  color: #3b82f6;
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.3);
  animation: rarePulse 3s ease-in-out infinite;
}

.badge-epic {
  background-color: rgba(139, 92, 246, 0.2);
  color: #8b5cf6;
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.4);
  animation: epicPulse 2s ease-in-out infinite;
}

.badge-legendary {
  background-color: rgba(251, 191, 36, 0.2);
  color: #fbbf24;
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.5);
  animation: legendaryPulse 1.5s ease-in-out infinite;
}

@keyframes rarePulse {
  0%, 100% { box-shadow: 0 0 8px rgba(59, 130, 246, 0.3); }
  50% { box-shadow: 0 0 12px rgba(59, 130, 246, 0.5); }
}

@keyframes epicPulse {
  0%, 100% { box-shadow: 0 0 12px rgba(139, 92, 246, 0.4); }
  50% { box-shadow: 0 0 18px rgba(139, 92, 246, 0.6); }
}

@keyframes legendaryPulse {
  0%, 100% { box-shadow: 0 0 16px rgba(251, 191, 36, 0.5); }
  50% { box-shadow: 0 0 24px rgba(251, 191, 36, 0.7); }
}

/* ==================== TOAST ENHANCEMENTS ==================== */

.toast {
  animation: toastSlideIn var(--transition-normal) ease-out;
}

.toast.stacking {
  animation: toastStackSlideIn var(--transition-normal) ease-out, toastFadeOut 0.3s ease-in 4.7s forwards;
}

@keyframes toastSlideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toastStackSlideIn {
  from {
    transform: translateX(100%) translateY(-10px);
    opacity: 0;
  }
  to {
    transform: translateX(0) translateY(0);
    opacity: 1;
  }
}

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

.toast-dismissing {
  animation: toastDismiss 0.3s ease-out forwards;
}

@keyframes toastDismiss {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* ==================== SEARCH INPUT ==================== */

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input-wrapper .icon {
  position: absolute;
  left: var(--space-3);
  color: var(--color-text-tertiary);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: var(--input-height);
  padding: 0 var(--space-3) 0 var(--space-10);
  font-family: var(--font-family-base);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.search-input::placeholder {
  color: var(--color-text-tertiary);
}

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

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
}

.pagination-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 2rem;
  padding: 0 var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
  background-color: var(--color-surface-hover);
  color: var(--color-text-primary);
}

.pagination-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

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

.pagination-info {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0 var(--space-4);
}

/* ==================== STATS CARDS ==================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
}

.stat-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.stat-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
}

.stat-change {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-2);
  font-size: var(--text-xs);
}

.stat-change.positive {
  color: var(--color-success);
}

.stat-change.negative {
  color: var(--color-error);
}

/* ==================== ANIMATION & MICRO-INTERactions ==================== */

/* Hover/Touch Feedback with Scale Transform */
.btn:hover:not(:disabled) {
  transform: scale(1.02);
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

.card.hoverable:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Stagger Animations for List Items */
.stagger-list > * {
  animation: staggerFadeIn 0.4s ease-out forwards;
}

.stagger-list > *:nth-child(1) { animation-delay: 0ms; }
.stagger-list > *:nth-child(2) { animation-delay: 50ms; }
.stagger-list > *:nth-child(3) { animation-delay: 100ms; }
.stagger-list > *:nth-child(4) { animation-delay: 150ms; }
.stagger-list > *:nth-child(5) { animation-delay: 200ms; }
.stagger-list > *:nth-child(6) { animation-delay: 250ms; }
.stagger-list > *:nth-child(7) { animation-delay: 300ms; }
.stagger-list > *:nth-child(8) { animation-delay: 350ms; }
.stagger-list > *:nth-child(9) { animation-delay: 400ms; }
.stagger-list > *:nth-child(10) { animation-delay: 450ms; }

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

/* Loading Skeleton Patterns (Content Placeholders) */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-secondary) 0%,
    var(--color-surface-hover) 50%,
    var(--color-bg-secondary) 100%
  );
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
  min-height: 1rem;
}

.skeleton-text {
  height: var(--text-base);
  margin-bottom: var(--space-2);
}

.skeleton-title {
  height: var(--text-lg);
  margin-bottom: var(--space-3);
}

.skeleton-card {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.skeleton-circle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: inline-block;
}

@keyframes skeleton-pulse {
  0% { opacity: 0.6; }
  50% { opacity: 1; }
  100% { opacity: 0.6; }
}

/* Transition Hooks for Page Navigation */
.page-transition-enter {
  animation: pageEnter 0.3s ease-out forwards;
}

.page-transition-exit {
  animation: pageExit 0.3s ease-out forwards;
}

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

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

/* ==================== GAME UI ANIMATIONS ==================== */

/* Combo Counter Animation */
.combo-counter {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-primary);
  color: white;
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  border-radius: var(--radius-lg);
  animation: comboPulse 0.5s ease-out;
}

.combo-counter.hit {
  animation: comboHit 0.3s ease-out;
}

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

@keyframes comboHit {
  0% { transform: scale(1); filter: brightness(1); }
  50% { transform: scale(1.2); filter: brightness(1.5); }
  100% { transform: scale(1); filter: brightness(1); }
}

/* Health Bar Transitions */
.health-bar {
  position: relative;
  width: 100%;
  height: 24px;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.health-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: var(--color-success);
  transition: width var(--transition-normal) ease-out, background-color var(--transition-fast);
}

.health-bar-fill.low {
  background-color: var(--color-error);
  animation: healthLow 1s ease-in-out infinite;
}

.health-bar-fill.medium {
  background-color: var(--color-warning);
}

@keyframes healthLow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Cooldown Indicator Animation */
.cooldown-indicator {
  position: relative;
  display: inline-flex;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  overflow: hidden;
}

.cooldown-indicator.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary-subtle);
}

.cooldown-indicator.on-cooldown::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  animation: cooldownFade 0.5s ease-out forwards;
}

.cooldown-timer {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: white;
  z-index: 1;
}

@keyframes cooldownFade {
  from { opacity: 0.8; }
  to { opacity: 0; }
}

/* Damage Number Float Animation */
.damage-number {
  position: absolute;
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-error);
  text-shadow: 0 0 4px rgba(255, 0, 0, 0.5);
  animation: damageFloat 1s ease-out forwards;
  pointer-events: none;
  user-select: none;
}

.damage-number.critical {
  color: #fbbf24;
  font-size: var(--text-3xl);
  text-shadow: 0 0 8px rgba(251, 191, 36, 0.7);
}

.damage-number.heal {
  color: var(--color-success);
  text-shadow: 0 0 4px rgba(34, 197, 94, 0.5);
}

@keyframes damageFloat {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-30px) scale(1.1);
  }
  100% {
    opacity: 0;
    transform: translateY(-60px) scale(0.9);
  }
}

/* ==================== FORM ENHANCEMENTS ==================== */

/* Floating Label Pattern */
.form-group-floating {
  position: relative;
}

.form-input-floating,
.form-textarea-floating {
  position: relative;
  padding-top: var(--space-6);
  padding-bottom: var(--space-2);
}

.form-label-floating {
  position: absolute;
  top: var(--space-4);
  left: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  pointer-events: none;
  transition: all var(--transition-fast);
  transform: translateY(0);
}

.form-input-floating:focus ~ .form-label-floating,
.form-input-floating:not(:placeholder-shown) ~ .form-label-floating,
.form-textarea-floating:focus ~ .form-label-floating {
  transform: translateY(-10px);
  font-size: var(--text-xs);
  color: var(--color-primary);
}

.form-input-floating:focus ~ .form-label-floating,
.form-textarea-floating:focus ~ .form-label-floating {
  color: var(--color-primary);
}

/* Real-time Validation Styling */
.form-input.valid {
  border-color: var(--color-success);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2322c55e' stroke-width='2'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
}

.form-input.invalid {
  border-color: var(--color-error);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23ef4444' stroke-width='2'%3E%3Cpath d='M12 8v4l3 3m6-3a9 9 0 1 1-18 0 9 9 0 0 1 18 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
  animation: inputErrorPulse 0.5s ease-in-out;
}

@keyframes inputErrorPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 0, 0, 0); }
  50% { box-shadow: 0 0 0 4px rgba(255, 0, 0, 0.1); }
}

/* Password Strength Indicator */
.password-strength {
  display: flex;
  height: 4px;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

.password-strength-bar {
  flex: 1;
  height: 100%;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
}

.password-strength-bar.weak {
  background-color: var(--color-error);
}

.password-strength-bar.medium {
  background-color: var(--color-warning);
}

.password-strength-bar.strong {
  background-color: var(--color-success);
}

.password-strength-bar.very-strong {
  background-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary-subtle);
}

/* ==================== DATA VISUALIZATION ==================== */

/* Progress Bar with Animations */
.progress-bar {
  position: relative;
  width: 100%;
  height: 8px;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: var(--color-primary);
  transition: width var(--transition-normal) ease-out;
  animation: progressGlow 2s ease-in-out infinite;
}

.progress-bar-fill.success {
  background-color: var(--color-success);
}

.progress-bar-fill.warning {
  background-color: var(--color-warning);
}

.progress-bar-fill.error {
  background-color: var(--color-error);
}

@keyframes progressGlow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.2); }
}

/* Sparkline Chart Container */
.sparkline-container {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 40px;
  padding: var(--space-2);
}

.sparkline-bar {
  flex: 1;
  background-color: var(--color-primary-subtle);
  border-radius: var(--radius-sm);
  transition: height var(--transition-fast), background-color var(--transition-fast);
}

.sparkline-bar:hover {
  background-color: var(--color-primary);
}

.sparkline-bar.highlight {
  background-color: var(--color-primary);
  box-shadow: 0 0 4px var(--color-primary-subtle);
}

/* Gauge/Indicator Components */
.gauge {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: conic-gradient(
    var(--color-primary) 0deg 180deg,
    var(--color-bg-tertiary) 180deg 360deg
  );
  display: flex;
  align-items: center;
  justify-content: center;
  animation: gaugeRotate 2s ease-out forwards;
}

.gauge-value {
  width: 60px;
  height: 60px;
  background-color: var(--color-surface);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

@keyframes gaugeRotate {
  from { transform: rotate(-180deg); }
  to { transform: rotate(0deg); }
}

/* Heat Map Color Scale */
.heat-map-cell {
  display: inline-flex;
  min-width: 32px;
  min-height: 32px;
  padding: var(--space-2);
  text-align: center;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.heat-map-cell.low {
  background-color: rgba(59, 130, 246, 0.2);
  color: #3b82f6;
}

.heat-map-cell.medium {
  background-color: rgba(251, 191, 36, 0.2);
  color: #fbbf24;
}

.heat-map-cell.high {
  background-color: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.heat-map-cell.critical {
  background-color: rgba(239, 68, 68, 0.4);
  color: #ef4444;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.3);
  animation: heatPulse 1s ease-in-out infinite;
}

@keyframes heatPulse {
  0%, 100% { box-shadow: 0 0 8px rgba(239, 68, 68, 0.3); }
  50% { box-shadow: 0 0 12px rgba(239, 68, 68, 0.5); }
}

/* ==================== PHASE 3: GLASSMORPHISM & MODERN STYLES ==================== */

/* Glassmorphism Modal */
.modal-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-2xl);
}

.modal-glass-header {
  background: var(--glass-gradient);
  backdrop-filter: var(--glass-backdrop-filter);
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-4) var(--space-6);
}

/* Glassmorphism Navigation Header */
.header-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* Gradient Accent Buttons */
.btn-gradient {
  background-image: var(--gradient-primary);
  border: 1px solid transparent;
  color: white;
  position: relative;
  overflow: hidden;
}

.btn-gradient::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 50%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-gradient:hover::before {
  opacity: 1;
}

.btn-gradient:hover {
  box-shadow: var(--glow-primary);
  transform: scale(1.02);
}

/* Gradient Button Variants */
.btn-gradient-success { background-image: var(--gradient-success); }
.btn-gradient-success:hover { box-shadow: var(--glow-success); }

.btn-gradient-error { background-image: var(--gradient-error); }
.btn-gradient-error:hover { box-shadow: var(--glow-error); }

.btn-gradient-epic { background-image: var(--gradient-epic); }
.btn-gradient-epic:hover { box-shadow: var(--glow-epic); }

.btn-gradient-legendary { background-image: var(--gradient-legendary); }
.btn-gradient-legendary:hover { box-shadow: var(--glow-legendary); }

/* ==================== GAME THEME EFFECTS ==================== */

/* Buff/Debuff Indicator Styles */
.buff-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid var(--status-buff);
  border-radius: var(--radius-md);
  color: var(--status-buff);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.3);
  animation: buffPulse 2s ease-in-out infinite;
}

.debuff-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid var(--status-debuff);
  border-radius: var(--radius-md);
  color: var(--status-debuff);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.3);
  animation: debuffPulse 2s ease-in-out infinite;
}

@keyframes buffPulse {
  0%, 100% { box-shadow: 0 0 8px rgba(16, 185, 129, 0.3); }
  50% { box-shadow: 0 0 12px rgba(16, 185, 129, 0.5); }
}

@keyframes debuffPulse {
  0%, 100% { box-shadow: 0 0 8px rgba(239, 68, 68, 0.3); }
  50% { box-shadow: 0 0 12px rgba(239, 68, 68, 0.5); }
}

/* Selection Border Glow for Cards */
.card.selected {
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary), 0 0 0 2px var(--color-primary);
}

/* Rarity Glow Borders */
.rarity-border-common {
  border-color: var(--rarity-common);
  box-shadow: var(--glow-common);
}

.rarity-border-rare {
  border-color: var(--rarity-rare);
  box-shadow: var(--glow-rare);
  animation: rareBorderPulse 3s ease-in-out infinite;
}

.rarity-border-epic {
  border-color: var(--rarity-epic);
  box-shadow: var(--glow-epic);
  animation: epicBorderPulse 2s ease-in-out infinite;
}

.rarity-border-legendary {
  border-color: var(--rarity-legendary);
  box-shadow: var(--glow-legendary);
  animation: legendaryBorderPulse 1.5s ease-in-out infinite;
}

@keyframes rareBorderPulse {
  0%, 100% { box-shadow: 0 0 12px rgba(59, 130, 246, 0.6); }
  50% { box-shadow: 0 0 16px rgba(59, 130, 246, 0.8); }
}

@keyframes epicBorderPulse {
  0%, 100% { box-shadow: 0 0 16px rgba(168, 85, 247, 0.7); }
  50% { box-shadow: 0 0 22px rgba(168, 85, 247, 0.9); }
}

@keyframes legendaryBorderPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(245, 158, 11, 0.8); }
  50% { box-shadow: 0 0 28px rgba(245, 158, 11, 1); }
}

/* ==================== TYPOGRAPHY IMPROVEMENTS ==================== */

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

/* Variable Font Loading Hints */
.font-variable {
  font-feature-settings: var(--font-features-ligatures);
  font-variation-settings: 'wght' 400, 'wdth' 100;
}

/* Font Feature Settings */
.font-ligatures {
  font-feature-settings: var(--font-features-ligatures);
}

.font-smallcaps {
  font-feature-settings: var(--font-features-smallcaps);
}

.font-numeric {
  font-feature-settings: var(--font-features-numeric);
}

/* Better Line Height Optimization */
.leading-optimized {
  line-height: var(--leading-normal);
  text-rendering: optimizeLegibility;
}

.leading-display {
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
}

/* Game Typography - Fantasy/Medieval */
.font-fantasy {
  font-family: var(--font-family-fantasy);
  letter-spacing: 0.05em;
  text-transform: capitalize;
}

/* Game Typography - Sci-Fi/Tech */
.font-scifi {
  font-family: var(--font-family-scifi);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.font-tech {
  font-family: var(--font-family-tech);
  font-feature-settings: var(--font-features-numeric);
}

/* Damage Number Typography */
.damage-text {
  font-family: var(--damage-font);
  color: var(--damage-color);
  text-shadow: var(--damage-glow);
  font-weight: var(--font-bold);
  pointer-events: none;
}

.damage-text.crit {
  color: var(--damage-crit-color);
  text-shadow: var(--damage-crit-glow);
  transform: scale(var(--damage-crit-scale));
}

/* Quest Text Readability */
.quest-title {
  font-family: var(--quest-title-font);
  font-size: var(--text-fluid-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  text-shadow: var(--quest-text-shadow);
  letter-spacing: 0.03em;
}

.quest-body {
  font-family: var(--quest-body-font);
  font-size: var(--text-fluid-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
  background: var(--quest-text-bg);
  border: 1px solid var(--quest-text-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

/* ==================== APP DESIGN PATTERNS ==================== */

/* E-commerce Product Card Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--product-card-min-width), 1fr));
  gap: var(--space-6);
}

.product-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border: 1px solid var(--glass-border);
  border-radius: var(--product-card-border-radius);
  padding: var(--space-4);
  transition: all var(--transition-fast);
  box-shadow: var(--product-card-shadow);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl), var(--glow-primary);
}

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
}

.product-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.product-price {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-primary);
}

/* SaaS Feature Comparison Table */
.feature-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
}

.feature-table th {
  background: var(--feature-table-header-bg);
  border: 1px solid var(--feature-table-border);
  padding: var(--space-4);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.feature-table td {
  border: 1px solid var(--feature-table-border);
  padding: var(--space-4);
  text-align: center;
}

.feature-table tbody tr:hover {
  background: var(--feature-table-highlight);
}

.feature-table .feature-highlight {
  background: var(--feature-table-header-bg);
  font-weight: var(--font-semibold);
}

/* Dashboard KPI Stat Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
}

.kpi-card {
  background: var(--kpi-card-bg);
  border: 1px solid var(--kpi-card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--kpi-accent-color);
}

.kpi-card:hover {
  box-shadow: var(--shadow-lg), var(--glow-primary);
}

.kpi-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.kpi-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.kpi-delta {
  font-size: var(--text-xs);
  color: var(--color-success);
  margin-top: var(--space-2);
}

.kpi-delta.negative {
  color: var(--color-error);
}

/* Social Feed Cards */
.social-feed {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.social-card {
  background: var(--social-feed-card-bg);
  border: 1px solid var(--social-feed-card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  gap: var(--space-4);
}

.social-avatar {
  width: var(--social-feed-avatar-size);
  height: var(--social-feed-avatar-size);
  border-radius: var(--radius-full);
  object-fit: cover;
}

.social-content {
  flex: 1;
}

.social-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.social-name {
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.social-text {
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

/* Game App Patterns - Gacha Card */
.gacha-card {
  width: var(--gacha-card-width);
  height: var(--gacha-card-height);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  overflow: hidden;
  position: relative;
  transition: all var(--transition-normal);
}

.gacha-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.gacha-rarity-indicator {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--gacha-rarity-indicator-height);
}

.gacha-rarity-indicator.common { background: var(--rarity-common); }
.gacha-rarity-indicator.rare { background: var(--rarity-rare); }
.gacha-rarity-indicator.epic { background: var(--rarity-epic); }
.gacha-rarity-indicator.legendary { background: var(--rarity-legendary); }

.gacha-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: var(--space-3);
}

.gacha-name {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  text-align: center;
}

/* Collector Grid */
.collector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--collector-grid-gap);
}

.collector-item {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  text-align: center;
  transition: all var(--transition-fast);
}

.collector-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md), var(--glow-primary);
}

.collector-item.common { border-color: var(--rarity-common); }
.collector-item.rare { border-color: var(--rarity-rare); box-shadow: var(--glow-rare); }
.collector-item.epic { border-color: var(--rarity-epic); box-shadow: var(--glow-epic); }
.collector-item.legendary { border-color: var(--rarity-legendary); box-shadow: var(--glow-legendary); }

/* Battle Pass Track */
.battle-pass-track {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.battle-pass-tier {
  height: var(--battle-pass-track-height);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-filter);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.battle-pass-tier.unlocked {
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
}

.battle-pass-tier-indicator {
  width: var(--battle-pass-tier-indicator-size);
  height: var(--battle-pass-tier-indicator-size);
  background: var(--color-surface);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.battle-pass-progress {
  flex: 1;
  height: var(--battle-pass-progress-bar-height);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--space-2) var(--space-4);
}

.battle-pass-progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  transition: width var(--transition-normal);
}