/* Chrome for the generated present.html: ink canvas, blank boards, toolbar.
 * Loaded after reveal.css, so it may rely on reveal's globals being in place. */

/* Full viewport: a blank board's white grid is painted full-screen by reveal's
 * background layer, so the drawable area has to match it. Stroke coordinates
 * stay tied to the slide box — see sizeCanvases() in annotate.js. */
.ink-canvas {
  position: fixed;
  inset: 0;
  z-index: 40;
  touch-action: none;          /* stop Safari panning while the pen is down */
  cursor: crosshair;
}

body.ink-active .ink-canvas { cursor: crosshair; }

/* Laser trail. Above the ink so the pointer is always visible, but never
 * interactive — the ink canvas owns pointer events. Nothing here is saved or
 * exported: it is redrawn from scratch every frame and fades to nothing. */
.ink-laser {
  position: fixed;
  inset: 0;
  z-index: 45;
  pointer-events: none;
}

/* Blank grid boards are real reveal sections; their white background and grid
 * come from data-background-* attributes, so all that is needed here is to stop
 * reveal from vertically centring an empty section. */
.reveal .slides section.mlp-board {
  height: 100%;
  top: 0 !important;
}

/* ------------------------------------------------------------------ toolbar */

.ink-bar {
  position: fixed;
  z-index: 60;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(24, 26, 32, 0.88);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  font: 14px/1 system-ui, -apple-system, sans-serif;
  transition: opacity 0.4s ease;
}

.ink-bar-idle { opacity: 0.12; }
.ink-bar-idle:hover { opacity: 1; }

.ink-btn {
  appearance: none;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.08);
  color: #f2f4f8;
  border-radius: 8px;
  min-width: 32px;
  height: 30px;
  padding: 0 8px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ink-btn:hover { background: rgba(255, 255, 255, 0.18); }
.ink-btn.on { background: #4c7dfd; border-color: #a9c2ff; }
.ink-btn.ink-dim { opacity: 0.35; cursor: default; }
.ink-btn.ink-dim:hover { background: rgba(255, 255, 255, 0.08); }

.ink-swatch {
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  padding: 0;
}

.ink-swatch.on { border-color: #fff; transform: scale(1.15); }

.ink-w .ink-dot {
  display: block;
  border-radius: 50%;
  background: #f2f4f8;
}

.ink-finish {
  background: #1f8a4c;
  border-color: #2fbf6c;
  font-weight: 600;
  padding: 0 12px;
}

.ink-finish:hover { background: #24a45b; }

.ink-status {
  color: #b9c0cc;
  font-size: 12px;
  min-width: 90px;
  max-width: 260px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

/* ----------------------------------------------------------- export progress */

#ink-progress {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(12, 14, 18, 0.72);
}

.ink-prog-inner {
  width: min(420px, 80vw);
  padding: 22px 24px;
  border-radius: 14px;
  background: #1b1e25;
  color: #f2f4f8;
  font: 15px/1.4 system-ui, -apple-system, sans-serif;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.5);
}

.ink-prog-text { margin-bottom: 12px; }

.ink-prog-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  overflow: hidden;
}

.ink-prog-bar {
  height: 100%;
  width: 0;
  background: #4c7dfd;
  transition: width 0.2s ease;
}

/* Live-reload badge (?dev=1 only) — deliberately tiny and in a corner nobody
 * projects, so an authoring session looks like the real thing. */
.dev-reload-badge {
  position: fixed;
  right: 8px;
  bottom: 6px;
  z-index: 60;
  padding: 2px 7px;
  border-radius: 999px;
  font: 11px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.04em;
  color: #0b2c14;
  background: #8fe0a5;
  opacity: 0.55;
  pointer-events: none;
}

.dev-reload-badge[data-state="hit"] { background: #ffd479; opacity: 0.95; }
.dev-reload-badge[data-state="off"] { background: #f19b9b; opacity: 0.9; }

/* Nothing here should ever reach the printed/rasterised slide. */
@media print {
  .ink-bar, #ink-progress, .ink-laser, .dev-reload-badge { display: none !important; }
}