src/App.css

:root {
  --bg: #fbfbfd;
  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --ink: #1d1d1f;
  --ink-soft: #515154;
  --ink-faint: #86868b;
  --line: rgba(0, 0, 0, 0.1);
  --line-strong: rgba(0, 0, 0, 0.18);
  --accent: #0071e3;
  --accent-hover: #0062c4;
  --accent-soft: rgba(0, 113, 227, 0.1);
  --green: #34c759;
  --yellow: #ff9f0a;
  --red: #ff3b30;
  --danger: #ff3b30;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
  --panel-radius: 14px;
  --control-radius: 10px;
  --font-system:
    -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', system-ui, 'Segoe UI', Roboto, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-system);
  font-feature-settings: 'ss01', 'ss02';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: #000;
}

#root {
  min-height: 100vh;
}

/* Fullscreen stage: the splat preview fills the viewport and everything else
   floats over it (DialKit panel + overlays). */
.stage {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: #000;
}

/* Preview panel becomes edge-to-edge; its panel chrome is stripped. */
.preview-panel {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: #000;
}

.splat-canvas-shell {
  position: absolute;
  inset: 0;
  min-height: 0;
  border-radius: 0;
  overflow: hidden;
  background: #000;
}

.splat-canvas-host {
  position: absolute;
  inset: 0;
}

.splat-canvas-host canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.splat-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  padding: 1.5rem;
  text-align: center;
  z-index: 3;
}

/* The preview component's own toolbar becomes a subtle viewer-status hint. */
.preview-toolbar {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: min(90vw, 520px);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  background: rgba(20, 20, 22, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  z-index: 4;
  pointer-events: none;
}

.preview-title {
  display: none;
}

.preview-status {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.76rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Floating overlays over the preview. */
.overlays {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
}

.overlays a,
.overlays button,
.status-overlay,
.thumb-overlay,
.links-overlay {
  pointer-events: auto;
}

.status-overlay {
  position: absolute;
  top: 16px;
  left: 16px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.65rem 0.8rem;
  border-radius: 12px;
  background: rgba(20, 20, 22, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  color: #fff;
}

.status-overlay-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  flex: 0 0 auto;
}

.status-dot.is-busy {
  background: var(--yellow);
  animation: status-pulse 1s ease-in-out infinite;
}

@keyframes status-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

.status-overlay-text {
  font-size: 0.8rem;
  line-height: 1.35;
}

.status-overlay-error {
  margin: 0;
  color: #ff6b6b;
  font-size: 0.76rem;
  line-height: 1.35;
}

.status-overlay-summary {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.74rem;
}

.status-overlay-save {
  margin: 0;
  color: var(--green);
  font-size: 0.74rem;
}

.progress-bar {
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.2s ease;
}

.thumb-overlay {
  position: absolute;
  bottom: 16px;
  left: 16px;
  margin: 0;
  width: 168px;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.thumb-overlay img {
  width: 100%;
  display: block;
  max-height: 130px;
  object-fit: cover;
}

.thumb-overlay figcaption {
  padding: 5px 7px;
  font-size: 0.66rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.3;
}

.links-overlay {
  position: absolute;
  bottom: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.4rem;
  border-radius: 999px;
  background: rgba(20, 20, 22, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.links-overlay a {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  transition: background-color 120ms ease, color 120ms ease;
}

.links-overlay a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.links-overlay a svg {
  width: 17px;
  height: 17px;
}

.links-overlay-license {
  width: auto !important;
  padding: 0 0.5rem;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.6);
}

.links-overlay-license:hover {
  text-decoration: underline;
}

/* DialKit button accents (classes applied by App via label matching). */
.dialkit-button.dialkit-button--primary {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 0 0 1px var(--accent), 0 6px 18px rgba(0, 113, 227, 0.35);
}

.dialkit-button.dialkit-button--primary:hover {
  background: var(--accent-hover);
}

.dialkit-button.dialkit-button--ok {
  color: var(--green);
  font-weight: 600;
  cursor: default;
}

@media (max-width: 640px) {
  .thumb-overlay {
    width: 120px;
  }
  .status-overlay {
    max-width: calc(100vw - 32px);
  }
}