/* ===================================
   NineSec Components Library
   Premium UI Components
   Version: 1.0.0
   =================================== */

/* ===== UTILITY CLASSES ===== */

/* Spacing Utilities */
.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-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.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-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }

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

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-info { color: var(--color-info); }
.text-white { color: white; }

.text-bold { font-weight: var(--font-bold); }
.text-semibold { font-weight: var(--font-semibold); }
.text-medium { font-weight: var(--font-medium); }

.font-bold { font-weight: var(--font-bold); }
.font-semibold { font-weight: var(--font-semibold); }
.italic { font-style: italic; }

/* Transition Utilities */
.transition-all {
  transition: all var(--duration-normal) var(--ease-in-out);
}

.transition-fast {
  transition: all var(--duration-fast) var(--ease-in-out);
}

.transition-slow {
  transition: all var(--duration-slow) var(--ease-in-out);
}

/* ===== GLASS CARDS (Enhanced) ===== */

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-blur);
  -webkit-backdrop-filter: var(--glass-backdrop-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  transition: all var(--duration-normal) var(--ease-in-out);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: hsla(0, 0%, 100%, 0.15);
}

.glass-card-gradient {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop-blur);
  -webkit-backdrop-filter: var(--glass-backdrop-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.glass-card-gradient::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-mesh-primary);
  opacity: 0.3;
  z-index: -1;
}

.card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--duration-normal) var(--ease-in-out);
}

.card:hover {
  border-color: var(--color-border-light);
}

/* ===== BUTTONS (Premium) ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-in-out);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Button Ripple Effect */
.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:active::after {
  width: 300px;
  height: 300px;
}

/* Button Variants */
.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--glow-primary);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: var(--shadow-md);
}

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

.btn-success {
  background: var(--gradient-success);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--glow-success);
}

.btn-danger {
  background: var(--gradient-danger);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--glow-danger);
}

.btn-warning {
  background: var(--gradient-warning);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-warning:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--glow-warning);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  background: hsla(var(--hsl-primary), 0.1);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-light {
  background: white;
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

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

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

/* ===== STAT CARDS (Enhanced) ===== */

.stat-card {
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  color: white;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-in-out);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  transition: transform var(--duration-slow) var(--ease-out);
}

.stat-card:hover::before {
  transform: translate(10%, 10%);
}

.stat-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-xl), var(--glow-primary);
}

.stat-card-success {
  background: var(--gradient-success);
}

.stat-card-success:hover {
  box-shadow: var(--shadow-xl), var(--glow-success);
}

.stat-card-danger {
  background: var(--gradient-danger);
}

.stat-card-danger:hover {
  box-shadow: var(--shadow-xl), var(--glow-danger);
}

.stat-card-warning {
  background: var(--gradient-warning);
}

.stat-card-warning:hover {
  box-shadow: var(--shadow-xl), var(--glow-warning);
}

.stat-card-info {
  background: var(--gradient-info);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  line-height: 1;
  margin-bottom: var(--space-2);
  position: relative;
  z-index: 1;
}

.stat-label {
  font-size: var(--text-sm);
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  position: relative;
  z-index: 1;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-primary {
  background: hsla(var(--hsl-primary), 0.15);
  color: var(--color-primary);
  border: 1px solid hsla(var(--hsl-primary), 0.3);
}

.badge-success {
  background: hsla(var(--hsl-success), 0.15);
  color: var(--color-success);
  border: 1px solid hsla(var(--hsl-success), 0.3);
}

.badge-danger {
  background: hsla(var(--hsl-danger), 0.15);
  color: var(--color-danger);
  border: 1px solid hsla(var(--hsl-danger), 0.3);
}

.badge-warning {
  background: hsla(var(--hsl-warning), 0.15);
  color: var(--color-warning);
  border: 1px solid hsla(var(--hsl-warning), 0.3);
}

.badge-info {
  background: hsla(var(--hsl-info), 0.15);
  color: var(--color-info);
  border: 1px solid hsla(var(--hsl-info), 0.3);
}

.badge-secondary {
  background: hsla(var(--hsl-secondary), 0.15);
  color: var(--color-secondary);
  border: 1px solid hsla(var(--hsl-secondary), 0.3);
}

/* ===== ANIMATIONS ===== */

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

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

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

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

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Animation Classes */
.animate-fadeIn {
  animation: fadeIn var(--duration-normal) var(--ease-out);
}

.animate-slideUp {
  animation: slideUp var(--duration-normal) var(--ease-out);
}

.animate-slideDown {
  animation: slideDown var(--duration-normal) var(--ease-out);
}

.animate-slideInLeft {
  animation: slideInLeft var(--duration-normal) var(--ease-out);
}

.animate-slideInRight {
  animation: slideInRight var(--duration-normal) var(--ease-out);
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

.animate-bounce {
  animation: bounce 1s ease-in-out infinite;
}

/* Animation Delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* ===== HOVER EFFECTS ===== */

.hover-lift {
  transition: transform var(--duration-normal) var(--ease-in-out),
              box-shadow var(--duration-normal) var(--ease-in-out);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.hover-glow {
  transition: box-shadow var(--duration-normal) var(--ease-in-out);
}

.hover-glow:hover {
  box-shadow: var(--glow-primary);
}

.hover-scale {
  transition: transform var(--duration-normal) var(--ease-in-out);
}

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

.hover-bg {
  transition: background-color var(--duration-fast) var(--ease-in-out);
}

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

/* ===== LOADING STATES ===== */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-surface) 0%,
    var(--color-bg-elevated) 50%,
    var(--color-bg-surface) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

.skeleton-text {
  height: 1rem;
  margin-bottom: var(--space-2);
}

.skeleton-heading {
  height: 2rem;
  width: 60%;
  margin-bottom: var(--space-4);
}

.skeleton-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-full);
}

.spinner {
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  width: 2rem;
  height: 2rem;
  animation: spin 0.8s linear infinite;
}

.spinner-lg {
  width: 3rem;
  height: 3rem;
  border-width: 4px;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
  border-width: 2px;
}

/* ===== PROGRESS BARS ===== */

.progress {
  width: 100%;
  height: 0.5rem;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  transition: width var(--duration-normal) var(--ease-in-out);
  border-radius: var(--radius-full);
}

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

.progress-bar-danger {
  background: var(--gradient-danger);
}

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

/* ===== TOOLTIPS ===== */

.tooltip {
  position: relative;
  cursor: help;
}

.tooltip::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-elevated);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  white-space: nowrap;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-fast) var(--ease-in-out);
  z-index: var(--z-tooltip);
}

.tooltip::after {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: var(--color-bg-elevated);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-fast) var(--ease-in-out);
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
}

/* ===== EMPTY STATES ===== */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.empty-state-icon {
  font-size: 4rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 400px;
}

/* ===== MISC UTILITIES ===== */

.glow {
  filter: drop-shadow(0 0 20px currentColor);
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.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;
}

.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;
}

/* ===== RESPONSIVE UTILITIES ===== */

@media (max-width: 768px) {
  .hide-mobile {
    display: none !important;
  }
}

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

/* Stack utilities for mobile */
@media (max-width: 768px) {
  .stack-mobile {
    flex-direction: column !important;
  }
}

/* UI State Components */
.ui-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl, 3rem);
    min-height: 300px;
}

.ui-state__icon {
    font-size: 4rem;
    color: var(--color-muted, #9CA3AF);
    margin-bottom: var(--spacing-md, 1rem);
}

.ui-state__icon--error {
    color: var(--color-danger, #EF4444);
}

.ui-state__title {
    margin-bottom: var(--spacing-sm, 0.5rem);
    text-align: center;
}

.ui-state__message,
.ui-state__description {
    color: var(--color-text-secondary, #6B7280);
    text-align: center;
    max-width: 400px;
    margin-bottom: var(--spacing-md, 1rem);
}

.ui-state__action {
    margin-top: var(--spacing-md, 1rem);
}

/* ===== CONTENT HIGHLIGHT BOX ===== */
.content-highlight {
    background: var(--color-surface);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
}

.content-text {
    line-height: 1.8;
    white-space: pre-wrap;
}

/* ===== PROGRESS BAR SIZING ===== */
.progress-bar-md {
    width: 200px;
}

/* ===== TIMELINE BORDERS ===== */
.timeline-item-primary {
    border-left: 2px solid var(--color-primary);
    padding-left: var(--space-4);
}

.timeline-item-info {
    border-left: 2px solid var(--color-info);
    padding-left: var(--space-4);
}

.timeline-item-success {
    border-left: 2px solid var(--color-success);
    padding-left: var(--space-4);
}

.timeline-item-warning {
    border-left: 2px solid var(--color-warning);
    padding-left: var(--space-4);
}