@import url("base.css");

/* Compact header rhythm so the whole demo fits one viewport without scrolling. */
.demo-page nav.site-nav {
  padding: 12px 0;
}

.demo-page h1 {
  margin: 4px 0 6px;
  font-size: 1.6rem;
}

.demo-page__sub {
  margin: 0 0 4px;
  font-size: 0.88rem;
  max-width: 760px;
}

.demo-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 14px;
  padding: 12px 0 16px;
  align-items: start;
}

.demo-layout__main {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.viewer-panel {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  max-height: 50vh;
}

.control-deck-panel {
  padding: 14px 16px;
}

.control-deck-panel #control-deck {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

#viewer-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar .panel {
  padding: 14px 16px;
}

.control-grid {
  margin-bottom: 0;
}

.control-grid h3 {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0 0 6px;
}

.control-grid__buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 5px;
}

.control-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  padding: 6px 4px;
}

.control-btn__label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.control-btn__key {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.75rem;
}

.control-grid__spacer {
  visibility: hidden;
}

.metrics-row,
.status-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.metrics-row__label,
.status-row__label {
  color: var(--muted);
}

#session-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.session-row {
  display: flex;
  gap: 8px;
}

.session-row .session-btn {
  flex: 1;
}

.session-camera-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.session-btn--camera.is-active {
  border-color: var(--accent);
  color: var(--accent);
}

.session-btn--autosolve {
  width: 100%;
  margin-top: 8px;
}

.session-btn--autosolve.is-active {
  border-color: var(--success);
  color: var(--success);
}

.viewport-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  pointer-events: none;
}

.viewport-overlay__row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.viewport-overlay__row--top {
  justify-content: space-between;
}

.viewport-overlay__row--bottom {
  justify-content: flex-start;
}

.viewport-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  color: var(--text);
  background: rgba(14, 17, 22, 0.72);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 10px;
  backdrop-filter: blur(2px);
}

.viewport-badge--hint {
  color: var(--muted);
}

.viewport-fullscreen-btn {
  pointer-events: auto;
  cursor: pointer;
  font-family: var(--font-mono);
  margin-left: auto;
}

.viewport-fullscreen-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.viewer-panel:fullscreen {
  aspect-ratio: unset;
  max-height: none;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}

.viewer-panel:fullscreen #viewer-canvas {
  width: 100%;
  height: 100%;
}

.loading-overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: var(--surface);
  text-align: center;
  padding: 24px;
}

.loading-overlay.is-hidden {
  display: none;
}

.loading-overlay__spinner {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  animation: loading-spin 0.8s linear infinite;
}

@keyframes loading-spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-overlay__text {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text);
}

.loading-overlay__note {
  font-size: 0.78rem;
  color: var(--muted);
  max-width: 320px;
}

.success-overlay {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  pointer-events: none;
  max-width: min(90%, 420px);
}

.success-overlay.is-hidden {
  display: none;
}

.success-overlay__badge {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--success);
  background: rgba(14, 17, 22, 0.88);
  border: 1px solid var(--success);
  padding: 6px 18px;
  border-radius: 999px;
  backdrop-filter: blur(2px);
}

.success-overlay__note {
  font-size: 0.72rem;
  color: var(--muted);
  background: rgba(14, 17, 22, 0.72);
  border-radius: 8px;
  padding: 3px 10px;
  backdrop-filter: blur(2px);
}

@media (max-width: 900px) {
  .demo-layout {
    grid-template-columns: 1fr;
  }
}