/**
 * Enhanced Animations for Technical Analysis
 * Smooth, modern animations for trend drawing and UI elements
 */

/* =============================================================================
   TREND LINE ANIMATIONS
   ============================================================================= */

@keyframes drawTrendLine {
  from {
    stroke-dashoffset: 1000;
    opacity: 0;
  }
  to {
    stroke-dashoffset: 0;
    opacity: 1;
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

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

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

.chart-wrapper {
  position: relative;
  overflow: hidden;
}

.chart-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(45, 212, 191, 0.1),
    transparent
  );
  animation: shimmer 3s infinite;
  pointer-events: none;
  z-index: 10;
}

.trend-line {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: drawTrendLine 2s ease-out forwards;
  transition: stroke-width 0.3s ease;
}

.trend-line:hover {
  stroke-width: 3px;
}

.support-line,
.resistance-line {
  stroke-dasharray: 5, 5;
  animation: drawTrendLine 1.5s ease-out forwards;
  opacity: 0;
}

.support-line {
  stroke: #ef4444;
}

.resistance-line {
  stroke: #22c55e;
}

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

.panel-section,
.analysis-section,
.mode-panel {
  animation: fadeInScale 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  opacity: 0;
}

.panel-section:nth-child(1) { animation-delay: 0.1s; }
.panel-section:nth-child(2) { animation-delay: 0.2s; }
.panel-section:nth-child(3) { animation-delay: 0.3s; }
.panel-section:nth-child(4) { animation-delay: 0.4s; }
.panel-section:nth-child(5) { animation-delay: 0.5s; }

.level-item,
.signal-item,
.pattern-item {
  animation: slideInRight 0.5s ease-out forwards;
  opacity: 0;
}

.level-item:nth-child(1) { animation-delay: 0.1s; }
.level-item:nth-child(2) { animation-delay: 0.2s; }
.level-item:nth-child(3) { animation-delay: 0.3s; }
.level-item:nth-child(4) { animation-delay: 0.4s; }
.level-item:nth-child(5) { animation-delay: 0.5s; }

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

.btn,
.btn-primary,
.btn-icon {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before,
.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before,
.btn-primary:hover::before {
  width: 300px;
  height: 300px;
}

.btn:active {
  transform: scale(0.95);
}

.btn-icon {
  transition: all 0.2s ease;
}

.btn-icon:hover {
  transform: scale(1.1) rotate(5deg);
}

.btn-icon:active {
  transform: scale(0.9);
}

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

.indicator-bar,
.meter-bar {
  position: relative;
  overflow: hidden;
}

.indicator-fill,
.meter-fill {
  position: relative;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
  animation: pulse 2s infinite;
}

.indicator-fill::after,
.meter-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

/* =============================================================================
   MODE TAB ANIMATIONS
   ============================================================================= */

.mode-tab {
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mode-tab::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, #2dd4bf, #3b82f6);
  transform: translateX(-50%);
  transition: width 0.3s ease;
  border-radius: 2px 2px 0 0;
}

.mode-tab:hover::before {
  width: 80%;
}

.mode-tab.active::before {
  width: 100%;
}

.mode-tab.active {
  animation: pulse 2s infinite;
}

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

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-top-color: #2dd4bf;
  border-radius: 50%;
  animation: rotate 1s linear infinite;
}

.loading-skeleton {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.05) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* =============================================================================
   CHART DATA POINT ANIMATIONS
   ============================================================================= */

.chart-data-point {
  animation: fadeInScale 0.5s ease-out forwards;
  opacity: 0;
  transition: all 0.3s ease;
}

.chart-data-point:hover {
  transform: scale(1.2);
  filter: brightness(1.2);
}

.chart-data-point:nth-child(1) { animation-delay: 0.05s; }
.chart-data-point:nth-child(2) { animation-delay: 0.1s; }
.chart-data-point:nth-child(3) { animation-delay: 0.15s; }
.chart-data-point:nth-child(4) { animation-delay: 0.2s; }
.chart-data-point:nth-child(5) { animation-delay: 0.25s; }

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

.notification {
  animation: slideInRight 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  opacity: 0;
}

.notification.success {
  border-left: 4px solid #22c55e;
}

.notification.error {
  border-left: 4px solid #ef4444;
}

.notification.warning {
  border-left: 4px solid #eab308;
}

.notification.info {
  border-left: 4px solid #3b82f6;
}

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

.animated-gradient {
  background: linear-gradient(
    -45deg,
    rgba(45, 212, 191, 0.1),
    rgba(59, 130, 246, 0.1),
    rgba(139, 92, 246, 0.1),
    rgba(45, 212, 191, 0.1)
  );
  background-size: 400% 400%;
  animation: gradientShift 8s ease infinite;
}

.glow-effect {
  position: relative;
}

.glow-effect::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(
    45deg,
    #2dd4bf,
    #3b82f6,
    #8b5cf6,
    #2dd4bf
  );
  background-size: 400% 400%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: gradientShift 3s ease infinite;
  opacity: 0.5;
  pointer-events: none;
}

/* =============================================================================
   SMOOTH TRANSITIONS
   ============================================================================= */

* {
  transition-property: background-color, border-color, color, fill, stroke,
    opacity, box-shadow, transform, filter;
  transition-duration: 0.2s;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.panel-section,
.analysis-section,
.level-item,
.signal-item,
.pattern-item,
.metric-card,
.indicator-card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.panel-section:hover,
.analysis-section:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.level-item:hover,
.signal-item:hover,
.pattern-item:hover {
  transform: translateX(4px);
  background: rgba(255, 255, 255, 0.08);
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* =============================================================================
   PERFORMANCE OPTIMIZATIONS
   ============================================================================= */

.will-change-transform {
  will-change: transform;
}

.will-change-opacity {
  will-change: opacity;
}

.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}