/* ===================================================================
   nape-js demo page — dark theme
   =================================================================== */

:root {
  --bg:         #0d1117;
  --bg-alt:     #161b22;
  --surface:    #1c2128;
  --border:     #30363d;
  --text:       #e6edf3;
  --text-dim:   #8b949e;
  --accent:     #58a6ff;
  --accent-dim: #1f6feb;
  --green:      #3fb950;
  --orange:     #d29922;
  --red:        #f85149;
  --radius:     8px;
  --font-mono:  'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
  background: linear-gradient(180deg, #0d1117 0%, #161b22 100%);
  border-bottom: 1px solid var(--border);
}
.hero-logo {
  display: inline-block;
  width: 1em;
  height: 1em;
  vertical-align: middle;
  margin-right: 0.18em;
  margin-bottom: 0.1em;
}
.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero .subtitle {
  font-size: 1.3rem;
  color: var(--text-dim);
  margin-top: 8px;
}
.hero .tagline {
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-top: 12px;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}
.hero-meta {
  margin-top: 20px;
}
.version-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  letter-spacing: 0.02em;
}
.hero-actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.install-box {
  margin-top: 24px;
}
.install-box code {
  display: inline-block;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 10px 24px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--green);
  user-select: all;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--accent-dim);
  color: #fff;
}
.btn-primary:hover { background: var(--accent); text-decoration: none; }
.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); text-decoration: none; }
.btn-small {
  padding: 5px 14px;
  font-size: 0.82rem;
  line-height: 1.4;
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 30px;
}
.btn-small:hover { background: var(--border); }

/* ---------- Sections ---------- */
.section {
  padding: 60px 0;
}
.section-alt {
  background: var(--bg-alt);
}
.section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.section-desc {
  color: var(--text-dim);
  margin-bottom: 24px;
}

/* ---------- Demo Tabs ---------- */
.demo-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.tab {
  padding: 8px 18px;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-dim);
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); border-color: var(--text-dim); }
.tab.active {
  background: var(--accent-dim);
  color: #fff;
  border-color: var(--accent);
}
.tab-more {
  background: transparent;
  color: var(--green);
  border-color: var(--green);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.tab-more:hover {
  background: var(--green);
  color: var(--bg);
  text-decoration: none;
}
.tab-mp {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.tab-mp:hover {
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
}

/* ---------- Canvas ---------- */
.canvas-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #0a0e14;
  touch-action: none;
  user-select: none;
}
.canvas-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
}
.canvas-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.7);
  color: var(--text-dim);
  font-size: 1.1rem;
  pointer-events: none;
  transition: opacity 0.3s;
}
.canvas-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

/* ---------- Demo Bar ---------- */
.demo-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  flex-wrap: wrap;
}
.demo-bar span { white-space: nowrap; }
.demo-bar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}
.toggle-label input[type="checkbox"] {
  accent-color: var(--accent);
}

.demo-description {
  margin-top: 8px;
  padding: 14px 18px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.5;
}
.demo-description code {
  background: var(--bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* ---------- Benchmark ---------- */
.bench-results {
  margin-top: 20px;
}
.bench-hint {
  color: var(--text-dim);
  font-style: italic;
}
.bench-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.bench-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.bench-table th,
.bench-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.bench-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.bench-table td { font-family: var(--font-mono); font-size: 0.85rem; }
.bench-table tr:last-child td { border-bottom: none; }
.bench-bar-col { width: 120px; }
@media (max-width: 600px) {
  .bench-bar-col { display: none; }
}
.bench-bar {
  height: 8px;
  background: var(--accent-dim);
  border-radius: 4px;
  min-width: 4px;
  transition: width 0.4s ease;
}

.bench-running {
  color: var(--orange);
  font-weight: 600;
}

/* ---------- API Grid ---------- */
.api-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 16px;
}
.api-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.api-card h3 {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 10px;
}
.api-card ul {
  list-style: none;
  font-size: 0.88rem;
}
.api-card li {
  padding: 3px 0;
  color: var(--text-dim);
}
.api-card li b { color: var(--text); }
.api-card code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  color: var(--green);
}

/* ---------- Code Preview Panel ---------- */
.code-panel {
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg);
}
.code-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.code-panel-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.code-panel-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.render-mode-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  margin-right: 4px;
}
.render-mode-btn {
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.render-mode-btn:hover {
  color: var(--text);
}
.render-mode-btn.active {
  background: var(--accent-dim);
  color: #fff;
}
.btn-codepen {
  background: var(--surface) !important;
  color: var(--green) !important;
  border-color: var(--green) !important;
}
.btn-codepen:hover {
  background: var(--green) !important;
  color: var(--bg) !important;
}
.btn-share {
  background: var(--surface) !important;
  color: var(--text-dim) !important;
  border-color: var(--border) !important;
  padding-left: 10px !important;
  padding-right: 10px !important;
}
.btn-share:hover {
  color: var(--accent) !important;
  border-color: var(--accent) !important;
  background: var(--accent-dim) !important;
}
.btn-share-copied {
  color: var(--green) !important;
  border-color: var(--green) !important;
  background: var(--surface) !important;
  font-size: 0.75rem !important;
  padding-left: 8px !important;
  padding-right: 8px !important;
}
.code-panel-body {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text);
  max-height: 420px;
  overflow-y: auto;
}
.code-panel-body code {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Syntax highlighting (simple classes) */
.code-panel-body .kw,
.card-code-panel .kw   { color: #ff7b72; }
.code-panel-body .fn,
.card-code-panel .fn   { color: #d2a8ff; }
.code-panel-body .str,
.card-code-panel .str  { color: #a5d6ff; }
.code-panel-body .num,
.card-code-panel .num  { color: #79c0ff; }
.code-panel-body .cm,
.card-code-panel .cm   { color: #8b949e; font-style: italic; }
.code-panel-body .type,
.card-code-panel .type { color: #7ee787; }

/* Copy success toast */
.copy-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 10px 20px;
  background: var(--green);
  color: var(--bg);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
  pointer-events: none;
}
.copy-toast.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  padding: 40px 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
}
.footer p + p { margin-top: 6px; }
.footer-support { margin-top: 16px; }
.kofi-link {
  display: inline-block;
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-dim);
  font-size: 0.85rem;
  transition: border-color 0.2s, color 0.2s;
}
.kofi-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* =========================================================================
   Examples page — play overlay, card stats, view-code panel
   ========================================================================= */

/* Play overlay */
.play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 14, 20, 0.72);
  backdrop-filter: blur(3px);
  cursor: pointer;
  transition: background 0.15s;
  z-index: 2;
}
.play-overlay:hover { background: rgba(10, 14, 20, 0.55); }
.play-overlay[hidden] { display: none; }

.play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(88,166,255,0.4);
  transition: transform 0.15s, box-shadow 0.15s;
  /* ▶ triangle via clip-path */
  clip-path: polygon(30% 20%, 30% 80%, 80% 50%);
}
.play-overlay:hover .play-btn {
  transform: scale(1.12);
  box-shadow: 0 0 30px rgba(88,166,255,0.6);
}

/* Per-card stats row */
.card-stats {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 12px;
  font-size: 0.75rem;
  color: var(--text-dim);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
}
/* Fixed width prevents layout shift from changing step values */
.card-stats-step { min-width: 80px; }

/* Canvas overlay controls — top-right corner of the render area */
.canvas-controls {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
  z-index: 3;
  opacity: 0;
  transition: opacity 0.15s;
}
/* Show on card hover OR when demo is running (card has .active) */
.example-card:hover .canvas-controls,
.example-card.running .canvas-controls {
  opacity: 1;
}

/* 2D/3D toggle pill */
.card-render-toggle {
  display: inline-flex;
  border: 1px solid rgba(48,54,61,0.8);
  border-radius: 5px;
  overflow: hidden;
  background: rgba(13,17,23,0.75);
  backdrop-filter: blur(6px);
}
.card-render-btn {
  padding: 3px 9px;
  font-size: 0.68rem;
  font-weight: 700;
  font-family: var(--font-mono);
  border: none;
  background: transparent;
  color: rgba(139,148,158,0.9);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  letter-spacing: 0.04em;
  line-height: 1.4;
}
.card-render-btn:hover { color: #fff; }
.card-render-btn.active {
  background: var(--accent-dim);
  color: #fff;
}

/* Outline toggle button (per-card) */
.canvas-outline-btn {
  width: 26px;
  height: 26px;
  border: 1px solid rgba(48,54,61,0.8);
  border-radius: 5px;
  background: rgba(13,17,23,0.75);
  backdrop-filter: blur(6px);
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.12s, background 0.12s;
  padding: 0;
}
.canvas-outline-btn:hover { color: #fff; background: rgba(31,111,235,0.6); }
.canvas-outline-btn.active { color: var(--accent); }

/* Reset button */
.canvas-reset-btn {
  color: var(--text-dim);
}
.canvas-reset-btn:hover {
  color: #fff;
  background: rgba(248,81,73,0.4) !important;
  border-color: rgba(248,81,73,0.6) !important;
}

/* Fullscreen button */
.canvas-fs-btn {
  width: 26px;
  height: 26px;
  border: 1px solid rgba(48,54,61,0.8);
  border-radius: 5px;
  background: rgba(13,17,23,0.75);
  backdrop-filter: blur(6px);
  color: rgba(139,148,158,0.9);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.12s, background 0.12s;
  padding: 0;
}
.canvas-fs-btn:hover {
  color: #fff;
  background: rgba(31,111,235,0.6);
}

/* In-page expanded mode — card fills the viewport like a lightbox */
.example-card.expanded {
  position: fixed;
  inset: 0;
  z-index: 200;
  border-radius: 0;
  border-color: var(--accent);
  display: flex;
  flex-direction: column;
  /* override grid sizing */
  width: 100% !important;
  height: 100% !important;
}
.example-card.expanded .example-card-canvas {
  flex: 1;
  aspect-ratio: unset;
  height: 0; /* flex takes over */
}
.example-card.expanded .canvas-controls {
  opacity: 1;
}
/* Dim backdrop when a card is expanded */
body.has-expanded-demo::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 199;
  backdrop-filter: blur(4px);
}

/* Card title row (title + code toggle button) */
.card-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 4px;
}
.card-title-row h3 { margin: 0; }

.card-btn-group {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.code-toggle-btn {
  font-size: 0.72rem;
  padding: 2px 8px;
}

/* View-code panel */
.card-code-panel {
  margin: 0;
  padding: 12px 16px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  line-height: 1.6;
  overflow-x: auto;
  max-height: 320px;
  overflow-y: auto;
  white-space: pre;
}
.card-code-panel[hidden] { display: none; }

/* =========================================================================
   Drop Image → Body demo — file drag-over overlay
   ========================================================================= */

.drop-image-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 14, 20, 0.0);
  border: 2px dashed transparent;
  border-radius: 6px;
  pointer-events: none;
  transition: background 0.15s, border-color 0.15s;
  z-index: 10;
}

.drop-image-overlay.active {
  background: rgba(88,166,255,0.12);
  border-color: #58a6ff;
}

.drop-image-hint {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: #58a6ff;
  font-size: 1rem;
  font-family: var(--font-mono);
  text-shadow: 0 0 12px rgba(88,166,255,0.6);
}

.drop-image-overlay.active .drop-image-hint {
  display: flex;
}

/* Statikus "húzd ide" hint a canvas sarkában — csak drag közben látható */
.drop-image-static-hint {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(10,14,20,0.7);
  border: 1px dashed rgba(88,166,255,0.4);
  border-radius: 20px;
  color: rgba(88,166,255,0.7);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  pointer-events: none;
  z-index: 5;
  opacity: 0;
  transition: opacity 0.3s;
}

.drop-image-overlay.active ~ .drop-image-static-hint {
  opacity: 1;
}