/*
 * Consolidated Utilities
 */

/* === BASE COMPONENT CLASSES === */

/* Base Card System */
.card-base {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card-base-xl {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card-base-sm {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
}

/* Card Content Padding Variants */
.card-content-xs { padding: var(--space-3); }
.card-content-sm { padding: var(--space-4); }
.card-content-md { padding: var(--space-6); }
.card-content-lg { padding: var(--space-8); }
.card-content-xl { padding: var(--space-10); }

/* Card Headers/Footers */
.card-header {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
}

/* === GRANULAR CARD UTILITIES === */
/* For components that need just specific properties */

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

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

.card-overflow {
  overflow: hidden;
}

/* === FORM UTILITIES === */
/* Consolidates common form patterns */

.form-transition {
  transition: all var(--transition-base);
}

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

.form-hover-shift:hover {
  transform: translateX(2px);
}

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

/* === INTERACTIVE EFFECTS === */

/* Hover Effect Transitions */
.hover-lift-sm:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.hover-lift-lg:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* Focus Within Shadow Preservation */
.focus-shadow-preserve:focus-within {
  box-shadow: var(--shadow-lg) !important;
}

.focus-shadow-preserve-xl:focus-within {
  box-shadow: var(--shadow-xl) !important;
}

/* Interactive States */
.interactive:hover {
  cursor: pointer;
}

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

/* === BUTTON SYSTEM CONSOLIDATION === */

/* Base Button */
.btn-base {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  user-select: none;
  white-space: nowrap;
}

/* Button Sizes */
.btn-xs {
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
  min-height: 28px;
}

.btn-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-base);
  min-height: 36px;
}

.btn-md {
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  border-radius: var(--radius-base);
  min-height: 44px;
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
  min-height: 52px;
}

/* Button Variants */
.btn-primary {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  box-shadow: 0 4px 14px rgba(71, 140, 244, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #1e40af 100%);
  box-shadow: 0 6px 20px rgba(71, 140, 244, 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  box-shadow: 0 4px 14px rgba(244, 71, 107, 0.35);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--color-secondary-dark) 0%, #dc2626 100%);
  box-shadow: 0 6px 20px rgba(244, 71, 107, 0.45);
  transform: translateY(-1px);
}

.btn-success {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-success) 0%, var(--color-success-dark) 100%);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-success:hover {
  background: linear-gradient(135deg, var(--color-success-dark) 0%, #047857 100%);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
  transform: translateY(-1px);
}

.btn-danger {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-error) 0%, var(--color-error-dark) 100%);
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
}

.btn-danger:hover {
  background: linear-gradient(135deg, var(--color-error-dark) 0%, #b91c1c 100%);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.45);
  transform: translateY(-1px);
}

.btn-outline {
  color: var(--color-primary);
  background: var(--color-bg-primary);
  border: 2px solid var(--color-primary);
  box-shadow: 0 2px 8px rgba(71, 140, 244, 0.15);
}

.btn-outline:hover {
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  box-shadow: 0 4px 14px rgba(71, 140, 244, 0.35);
  transform: translateY(-1px);
}

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

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

/* === FORM SYSTEM CONSOLIDATION === */

/* Base Form Input */
.form-input-base {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.form-input-base:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-100);
}

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

/* Form Groups */
.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-base);
}

/* Form Sections */
.form-section {
  margin-bottom: var(--space-8);
  padding: var(--space-6);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

/* === LAYOUT UTILITIES === */

/* Flex Patterns */
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-start {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.flex-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

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


/* Gap Utilities */
.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-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

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

/* Common Grid Patterns */
.grid-auto-fit {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}

/* === STATUS INDICATORS === */

/* Status Colors */
.status-success {
  color: var(--color-success);
  background: var(--color-success-50);
  border-color: var(--color-success);
}

.status-error {
  color: var(--color-error);
  background: var(--color-error-50);
  border-color: var(--color-error);
}

.status-warning {
  color: var(--color-warning-dark);
  background: var(--color-warning-100);
  border-color: var(--color-warning);
}

.status-info {
  color: var(--color-info);
  background: var(--color-info-100);
  border-color: var(--color-info);
}

/* Status Dots */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  display: inline-block;
}

.status-dot-success { background: var(--color-success); }
.status-dot-error { background: var(--color-error); }
.status-dot-warning { background: var(--color-warning); }
.status-dot-info { background: var(--color-info); }

/* Typography Utilities */

/* Text Variants */
.text-heading {
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

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

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

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

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

/* === SPACING UTILITIES === */

/* Margin Utilities */
.m-auto { margin: auto; }
.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }

/* Common margin patterns */
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

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

/* Consolidated Shadow Classes */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-base); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

/* Shadow with Color */
.shadow-primary { box-shadow: 0 4px 14px rgba(71, 140, 244, 0.35); }
.shadow-success { box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35); }
.shadow-error { box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35); }
.shadow-warning { box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35); }

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

/* Border Radius */
.rounded-sm { border-radius: var(--radius-sm); }
.rounded { border-radius: var(--radius-base); }
.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: var(--radius-full); }

/* Border Colors */
.border-default { border: 1px solid var(--color-border); }
.border-light { border: 1px solid var(--color-border-light); }
.border-dark { border: 1px solid var(--color-border-dark); }
.border-primary { border: 1px solid var(--color-primary); }

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

/* Background Colors */
.bg-white { background: var(--color-white); }
.bg-primary { background: var(--color-bg-primary); }
.bg-secondary { background: var(--color-bg-secondary); }
.bg-tertiary { background: var(--color-bg-tertiary); }

/* Gradient Backgrounds */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

/* === ACCESSIBILITY === */

/* 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) {
  .mobile-stack {
    flex-direction: column !important;
    align-items: stretch !important;
  }
  
  .mobile-full {
    width: 100% !important;
  }
  
  .mobile-hidden {
    display: none !important;
  }
}

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

/* === ANIMATION UTILITIES === */

/* Common transitions */
.transition-fast { transition: all var(--transition-fast); }
.transition { transition: all var(--transition-base); }
.transition-slow { transition: all var(--transition-slow); }

/* Loading/Skeleton States */
.loading-skeleton {
  background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
  background-size: 200% 100%;
  animation: loading-shimmer 2s infinite;
}

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

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

.loading-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  border-top-color: white;
  animation: spin 0.8s linear infinite;
}

/* === DISABLED STATES === */
.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}