/* Shady - Local Shadertoy Development Environment */

:root {
  --bg-dark: #1a1a2e;
  --bg-darker: #16162a;
  --bg-card: #1f1f3a;
  --text-primary: #e0e0e0;
  --text-secondary: #888;
  --accent: #00d4ff;
  --accent-dim: #0099bb;
  --border: #333355;
  --success: #4ade80;
  --error: #f87171;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
}

/* Gallery Page */
.gallery {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

.gallery h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.gallery-subtitle {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.gallery-card {
  background: var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border);
}

.gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 212, 255, 0.15);
  border-color: var(--accent-dim);
}

.gallery-card-preview {
  aspect-ratio: 16/9;
  background: var(--bg-darker);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 2rem;
}

.gallery-card-info {
  padding: 1rem;
}

.gallery-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.gallery-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Paginator */
.paginator {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  padding: 1rem 0;
}

.page-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.15s, border-color 0.15s;
  min-width: 2.5rem;
}

.page-btn:hover:not(:disabled) {
  background: var(--border);
  border-color: var(--accent-dim);
}

.page-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-dark);
  font-weight: 600;
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-ellipsis {
  color: var(--text-secondary);
  padding: 0 0.25rem;
}

/* Toy Page Layout */
.shady-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* Topbar */
.shady-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  z-index: 10;
}

.shady-back-btn {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}

.shady-back-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.shady-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
}

.shady-canvas-wrapper {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  padding: 1rem;
}

.shady-canvas {
  width: 100%;
  max-width: calc((100vh - 250px) * 16 / 9); /* Maintain 16:9 based on available height */
  aspect-ratio: 16 / 9;
  display: block;
  background: #000;
  border-radius: 4px;
}

/* Controls */
.shady-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border);
}

.shady-controls-left,
.shady-controls-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.shady-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.15s, border-color 0.15s;
}

.shady-btn:hover {
  background: var(--border);
  border-color: var(--accent-dim);
}

.shady-stat {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.shady-stat span {
  color: var(--accent);
}

/* Tabs */
.shady-tabs {
  display: flex;
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border);
  padding: 0 1rem;
}

.shady-tab {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  font-size: 0.9rem;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.shady-tab:hover {
  color: var(--text-primary);
}

.shady-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Source Viewer */
.shady-source {
  background: var(--bg-darker);
  flex: 0 0 auto;
  max-height: 40vh;
  overflow: auto;
}

.shady-source-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg-darker);
}

.shady-source-path {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.shady-source pre {
  margin: 0;
  padding: 1rem;
  overflow-x: auto;
}

.shady-source code {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  tab-size: 4;
}

/* highlight.js overrides for dark theme */
.hljs {
  background: transparent !important;
  color: var(--text-primary);
}

/* Fullscreen mode */
.shady-canvas-wrapper:fullscreen {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}

.shady-canvas-wrapper:fullscreen .shady-canvas {
  max-width: 100vw;
  max-height: 100vh;
  width: auto;
  height: auto;
}

/* Responsive */
@media (max-width: 768px) {
  .gallery {
    padding: 1rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .shady-controls {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .shady-source {
    max-height: 30vh;
  }
}