/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  margin: 0 1rem;
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  background: var(--primary);
  color: white;
  transform: scale(1.1);
  box-shadow: 0 4px 16px var(--shadow-medium);
}

.theme-toggle:active {
  transform: scale(0.95);
}

.theme-toggle .theme-icon {
  transition: transform 0.3s ease;
}

.theme-toggle:hover .theme-icon {
  transform: rotate(180deg);
}

/* Dark mode styles for theme toggle */
[data-theme="dark"] .theme-toggle {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
}

[data-theme="dark"] .theme-toggle:hover {
  background: var(--primary-accent);
  color: var(--bg-primary);
}

/* ===== THEME SYSTEM ===== */
:root {
  /* Primary Colors - EXACT from original design */
  --primary: #7c3aed;
  --primary-dark: #5b21b6;
  --primary-light: #ede9fe;
  --primary-accent: #a78bfa;
  
  /* Background Colors - EXACT from original design */
  --bg-primary: #f8f6ff;
  --bg-secondary: #fff;
  --bg-tertiary: #f4f1ff;
  --bg-accent: #e9e7fa;
  --bg-light: #f3f3fa;
  --bg-process: #e5e3f7;
  
  /* Text Colors - EXACT from original design */
  --text-primary: #222;
  --text-secondary: #444;
  --text-muted: #666;
  --text-light: #888;
  
  /* Border Colors - EXACT from original design */
  --border-light: #e0e0e0;
  --border-primary: var(--primary);
  --border-footer: #ececec;
  
  /* Gradient Colors - EXACT from original design */
  --gradient-primary: linear-gradient(135deg, #ede9fe 0%, #c7d2fe 100%);
  --gradient-secondary: linear-gradient(120deg, #f8f6ff 60%, #ede9fe 100%);
  
  /* Shadow Colors */
  --shadow-light: rgba(44, 62, 80, 0.06);
  --shadow-medium: rgba(124, 58, 237, 0.1);
  --shadow-heavy: rgba(124, 58, 237, 0.2);
  
  /* Status Colors - EXACT from original design */
  --success: #84cc16;
  --warning: #eab308;
  --error: #f97316;
  --info: #3b82f6;
}

/* ===== DARK MODE VARIABLES ===== */
[data-theme="dark"] {
  /* Background Colors - Dark Mode */
  --bg-primary: #1a1a1a;
  --bg-secondary: #2d2d2d;
  --bg-tertiary: #3a3a3a;
  --bg-accent: #4a4a4a;
  --bg-light: #2a2a2a;
  --bg-process: #3d3d3d;
  
  /* Text Colors - Dark Mode */
  --text-primary: #ffffff;
  --text-secondary: #e0e0e0;
  --text-muted: #b0b0b0;
  --text-light: #888888;
  
  /* Border Colors - Dark Mode */
  --border-light: #404040;
  --border-footer: #333333;
  
  /* Shadow Colors - Dark Mode */
  --shadow-light: rgba(0, 0, 0, 0.3);
  --shadow-medium: rgba(124, 58, 237, 0.3);
  --shadow-heavy: rgba(124, 58, 237, 0.4);
}

/* ===== MOUSE TRACER ===== */
.mouse-tracer {
  position: fixed;
  width: 24px;
  height: 24px;
  background: var(--primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  transition: transform 0.1s ease;
  opacity: 0.9;
  box-shadow: 0 0 10px var(--primary);
}

.mouse-tracer::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.4;
  animation: pulse 2s infinite;
}

.mouse-tracer::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 72px;
  height: 72px;
  background: var(--primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.2;
  animation: pulse 2s infinite 0.5s;
}

@keyframes pulse {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.1;
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
  }
}

/* Hover effects for interactive elements */
a:hover .mouse-tracer,
button:hover .mouse-tracer,
input:hover .mouse-tracer,
textarea:hover .mouse-tracer {
  transform: scale(1.5);
  background: var(--primary-dark);
}

/* ===== THEME UTILITIES ===== */
.bg-primary { background: var(--bg-primary); }
.bg-secondary { background: var(--bg-secondary); }
.bg-tertiary { background: var(--bg-tertiary); }
.bg-accent { background: var(--bg-accent); }

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

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

.shadow-light { box-shadow: 0 2px 8px var(--shadow-light); }
.shadow-medium { box-shadow: 0 4px 16px var(--shadow-medium); }
.shadow-heavy { box-shadow: 0 8px 32px var(--shadow-heavy); }

/* ===== GRADIENT UTILITIES ===== */
.gradient-primary { background: var(--gradient-primary); }
.gradient-secondary { background: var(--gradient-secondary); }

/* ===== ANIMATION UTILITIES ===== */
.hover-lift {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px var(--shadow-medium);
}

.hover-glow {
  transition: box-shadow 0.2s ease;
}

.hover-glow:hover {
  box-shadow: 0 0 20px var(--shadow-medium);
}

/* ===== RESPONSIVE THEME ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --bg-accent: #4a4a4a;
    
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #b0b0b0;
    --text-light: #888888;
    
    --border-light: #404040;
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  .mouse-tracer,
  .mouse-tracer::before,
  .mouse-tracer::after {
    animation: none;
    transition: none;
  }
  
  .hover-lift,
  .hover-glow {
    transition: none;
  }
  
  .hover-lift:hover {
    transform: none;
  }
}