:root {
  --bg: #06080d;
  --panel: rgba(12, 16, 24, 0.92);
  --panel-2: rgba(18, 23, 34, 0.94);
  --border: rgba(255, 255, 255, 0.08);
  --text: #f3f6ff;
  --muted: #95a0b7;
  --accent: #c6d5ff;
  --accent-2: #7da0ff;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(111, 142, 255, 0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(65, 208, 255, 0.1), transparent 25%),
    linear-gradient(180deg, #05070c, #090d15 58%, #060910);
  color: var(--text);
}

body {
  padding: max(8px, env(safe-area-inset-top)) max(8px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
}

button, input, select, .import-btn {
  font: inherit;
}

button,
.import-btn {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255,255,255,0.03));
  color: var(--text);
  border-radius: 11px;
  padding: 0.62rem 0.82rem;
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
  text-align: center;
}

button:hover,
.import-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(198, 213, 255, 0.35);
}

button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
  transform: none;
}

button.secondary-btn { background: rgba(255,255,255,0.03); }
button.ghost-btn {
  background: transparent;
  border-style: dashed;
  color: var(--muted);
}
button.small-btn { padding: 0.38rem 0.65rem; border-radius: 10px; }

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 338px);
  gap: 10px;
  max-width: 1780px;
  margin: 0 auto;
  min-height: calc(100vh - 20px);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.stage-panel {
  padding: 12px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 10px;
  min-height: 0;
}

.controls-panel {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: auto;
}

.stage-topbar,
.group-title-row,
.value-row,
.status-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.compact-brand h1 {
  margin: 0.12rem 0 0;
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  line-height: 1.02;
}

.brand-title-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.brand-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: lowercase;
}

.brand-link:hover {
  color: var(--accent);
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  font-size: 0.68rem;
}

.subtle {
  color: var(--muted);
}

.control-group {
  padding: 10px;
  border: 1px solid rgba(255,255,255,0.07);
  background: var(--panel-2);
  border-radius: 18px;
}

.group-title-row h2 {
  margin: 0;
  font-size: 0.94rem;
}

.hero-drop {
  border-style: dashed;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.hero-drop.drag-over {
  border-color: rgba(125,160,255,0.55);
  background: rgba(125, 160, 255, 0.08);
  transform: translateY(-1px);
}

.import-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  font-weight: 600;
}

#videoInput {
  display: none;
}

.range-stack {
  display: grid;
  gap: 0.4rem;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.controls-grid label,
.recording-quality {
  display: grid;
  gap: 0.38rem;
}

.controls-grid span,
.recording-quality span,
.range-stack label {
  font-size: 0.82rem;
  color: var(--muted);
}

.controls-grid output {
  font-size: 0.82rem;
  color: var(--accent);
}

.button-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
}

.button-grid.compact-two { margin-bottom: 0.55rem; }

.export-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.single-export-grid {
  grid-template-columns: minmax(0, 1fr);
}

.chip-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.toggle-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.4rem 0.68rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.045);
  border: 1px solid rgba(255,255,255,0.07);
  font-size: 0.84rem;
  color: var(--muted);
}

.toggle-chip input { margin: 0; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.34rem 0.58rem;
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--text);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  white-space: nowrap;
}

.muted-pill { color: var(--muted); }

.viewer-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  overflow: hidden;
  display: grid;
  place-items: center;
  min-height: calc(100vh - 230px);
}

.viewer-card.is-import-ready {
  cursor: pointer;
  border-color: rgba(198, 213, 255, 0.22);
  box-shadow: 0 0 0 1px rgba(198, 213, 255, 0.04) inset;
}

.viewer-card.is-import-ready:hover {
  border-color: rgba(198, 213, 255, 0.38);
}

.viewer-card.is-video-loaded {
  cursor: pointer;
}

.viewer-card.is-import-ready:focus-visible {
  outline: 2px solid rgba(198, 213, 255, 0.55);
  outline-offset: 3px;
}


#asciiCanvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #0a0d14;
  image-rendering: pixelated;
  transform: scale(var(--screen-scale, 1));
  transform-origin: center center;
  transition: transform 160ms ease;
}

#sourceVideo,
#sampleCanvas {
  display: none;
}

.helper-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.compact-note {
  margin-top: 8px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent-2);
}

input[type="color"],
select {
  width: 100%;
  min-height: 38px;
  background: rgba(255,255,255,0.045);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 0.38rem 0.55rem;
}


.stage-subcontrols {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px;
}

.stage-inline-group {
  min-width: 0;
}

.tight-grid {
  margin-bottom: 0.48rem;
}

.tight-stack {
  gap: 0.32rem;
}

.export-row {
  display: grid;
  grid-template-columns: minmax(128px, 148px) minmax(0, 1fr);
  gap: 10px;
  align-items: end;
}

.slim-quality select {
  min-height: 36px;
}

.inline-note {
  margin: 0;
  align-self: center;
}

.playback-group .value-row,
.export-group .group-title-row,
.playback-group .group-title-row {
  flex-wrap: wrap;
}

.controls-panel .control-group {
  flex: 0 0 auto;
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr 300px;
  }

  .viewer-card {
    min-height: 68vh;
  }

  .stage-subcontrols {
    grid-template-columns: 1fr;
  }

  .export-row {
    grid-template-columns: 1fr;
    align-items: stretch;
  }
}

@media (max-width: 960px) {
  .app-shell {
    grid-template-columns: 1fr;
    min-height: unset;
  }

  .stage-panel {
    grid-template-rows: auto minmax(0, 1fr) auto;
  }

  .viewer-card {
    min-height: 46vh;
  }

  .controls-panel {
    max-height: unset;
  }

  .stage-subcontrols {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    padding: 8px;
  }

  .panel {
    border-radius: 18px;
  }

  .stage-panel,
  .controls-panel {
    padding: 10px;
  }

  .control-group,
  .viewer-card {
    border-radius: 16px;
  }

  .controls-grid,
  .button-grid {
    grid-template-columns: 1fr;
  }

  .stage-topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .status-wrap {
    width: 100%;
    justify-content: space-between;
  }
}

.export-tools-row {
  display: grid;
  grid-template-columns: minmax(120px, 160px) minmax(0, 1fr);
  gap: 10px;
  align-items: end;
}

.export-volume-stack {
  margin: 0;
}

.grid-toggle-chip {
  width: 100%;
  min-height: 44px;
  justify-content: center;
  align-self: end;
}

.grid-toggle-chip span {
  color: var(--text);
}

@media (max-width: 900px) {
  .export-tools-row {
    grid-template-columns: 1fr;
  }
}