/* Modern Styles & Checkerboards for SVG Logo Studio */

:root {
  --bg-checker-dark: #1e293b;
  --bg-checker-light: #334155;
}

/* Custom scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.6);
}
::-webkit-scrollbar-thumb {
  background: rgba(100, 116, 139, 0.4);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(100, 116, 139, 0.7);
}

/* Checkerboard patterns */
.checker-dark {
  background-color: #0f172a;
  background-image: 
    linear-gradient(45deg, #1e293b 25%, transparent 25%),
    linear-gradient(-45deg, #1e293b 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #1e293b 75%),
    linear-gradient(-45deg, transparent 75%, #1e293b 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.checker-light {
  background-color: #e2e8f0;
  background-image: 
    linear-gradient(45deg, #cbd5e1 25%, transparent 25%),
    linear-gradient(-45deg, #cbd5e1 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #cbd5e1 75%),
    linear-gradient(-45deg, transparent 75%, #cbd5e1 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.bg-solid-dark {
  background-color: #0b0f19;
}

.bg-solid-slate {
  background-color: #1e293b;
}

.bg-solid-white {
  background-color: #ffffff;
}

.bg-solid-indigo {
  background-color: #312e81;
}

/* Glassmorphism */
.glass {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-modal {
  background: rgba(11, 15, 25, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

/* Animations */
@keyframes pulseGlow {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

.glow-ambient {
  animation: pulseGlow 6s infinite ease-in-out;
}

/* Responsive card grid */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.5rem;
}

.logo-grid.compact {
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 1rem;
}

.logo-grid.large {
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 2rem;
}

/* Code editor styling */
.code-editor {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  tab-size: 2;
}

/* Drag overlay */
#dragOverlay {
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}
#dragOverlay.active {
  pointer-events: auto;
  opacity: 1;
}