/* ==========================================================================
   SeedEdit.app — Modern High-Performance Stylesheet
   Dark Canvas Aesthetic, Neon Accents, Responsive UI
   ========================================================================== */

:root {
  --bg-primary: #090d16;
  --bg-secondary: #0f172a;
  --bg-card: rgba(17, 24, 39, 0.75);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(99, 102, 241, 0.4);
  --accent-primary: #6366f1;
  --accent-secondary: #06b6d4;
  --accent-glow: rgba(99, 102, 241, 0.25);
  --text-main: #f3f4f6;
  --text-muted: #94a3b8;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #090d16;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Glassmorphism Cards */
.glass-panel {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-panel-glow {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(99, 102, 241, 0.3);
  box-shadow: 0 0 35px -5px rgba(99, 102, 241, 0.15);
}

/* Custom Range Sliders */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: #1e293b;
  border-radius: 9999px;
  height: 6px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #6366f1;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.8);
  border: 2px solid #ffffff;
  transition: transform 0.15s ease, background-color 0.15s ease;
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: #818cf8;
}
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #6366f1;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.8);
  border: 2px solid #ffffff;
}

/* Vivid Redo Split-Screen Comparison */
.comparison-container {
  position: relative;
  overflow: hidden;
  user-select: none;
}
.comparison-after {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 50%;
  overflow: hidden;
  border-right: 2px solid #6366f1;
  box-shadow: 2px 0 12px rgba(99, 102, 241, 0.6);
}
.comparison-slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #6366f1;
  border: 3px solid #ffffff;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.8);
  cursor: ew-resize;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

/* Pulsing Generation Glow Animation */
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
  }
  50% {
    box-shadow: 0 0 35px rgba(6, 182, 212, 0.6);
  }
}
.generating-pulse {
  animation: pulseGlow 2s infinite ease-in-out;
}

/* AdSense Fallback & Standard Containers */
.ad-slot-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  background: rgba(15, 23, 42, 0.4);
  border-radius: 0.75rem;
  padding: 0.75rem;
  min-height: 90px;
  margin: 1.5rem 0;
  position: relative;
  overflow: hidden;
}
.ad-slot-label {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: 0.35rem;
  user-select: none;
}

/* Toast Notifications */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast-item {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #f8fafc;
  padding: 0.75rem 1.25rem;
  border-radius: 0.5rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
  font-size: 0.875rem;
  animation: slideInToast 0.25s ease forwards;
  max-width: 360px;
}
@keyframes slideInToast {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Checkerboard Background for Transparent PNG previews */
.checkerboard-bg {
  background-color: #111827;
  background-image: linear-gradient(45deg, #1f2937 25%, transparent 25%),
    linear-gradient(-45deg, #1f2937 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #1f2937 75%),
    linear-gradient(-45deg, transparent 75%, #1f2937 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}

/* Code Highlighting Blocks */
pre code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.6;
}

/* Affiliate Ribbon & Badges */
.affiliate-badge {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #000000;
  font-weight: 700;
  font-size: 0.65rem;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}