:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-2: rgba(255, 255, 255, 0.08);
  --stroke: rgba(255, 255, 255, 0.16);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.66);
  --muted-2: rgba(255, 255, 255, 0.5);
  --accent: #d9b05f;
  --accent-2: #c99b46;
  --shadow: rgba(0, 0, 0, 0.6);
  --radius: 14px;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 50% -10%, rgba(217, 176, 95, 0.12), transparent 55%),
    radial-gradient(900px 600px at 0% 20%, rgba(255, 255, 255, 0.06), transparent 55%),
    radial-gradient(900px 600px at 100% 20%, rgba(255, 255, 255, 0.05), transparent 55%), var(--bg);
  color: var(--text);
  line-height: 1.3;
}

.wrap {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  padding: 18px 0 6px;
}

.topbar h1 {
  font-size: 18px;
  margin: 0;
  letter-spacing: 0.2px;
}

.subhead {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--muted);
}

main.wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 10px 0 18px;
}

@media (min-width: 900px) {
  main.wrap {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
  }
}

.panel {
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.04));
  border: 1px solid var(--stroke);
  box-shadow: 0 14px 40px var(--shadow);
  overflow: hidden;
}

.canvas-panel {
  padding: 12px;
}

.canvas-frame {
  border-radius: calc(var(--radius) - 4px);
  background: radial-gradient(700px 520px at 50% 40%, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.24)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.12));
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 10px;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  max-width: 900px;
  margin: 0 auto;
}

.controls {
  padding: 14px;
}

.row {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.row + .row {
  margin-top: 12px;
}

.control {
  width: 100%;
}

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
}

.duration-inputs {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px;
  align-items: center;
}

input[type="number"] {
  width: 100%;
  padding: 10px 10px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.3);
  color: var(--text);
  outline: none;
}

input[type="number"]:focus {
  border-color: rgba(217, 176, 95, 0.45);
  box-shadow: 0 0 0 3px rgba(217, 176, 95, 0.15);
}

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

.hint {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--muted-2);
}

.buttons {
  gap: 10px;
}

button {
  cursor: pointer;
  border-radius: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: linear-gradient(180deg, rgba(217, 176, 95, 0.22), rgba(217, 176, 95, 0.12));
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.2px;
  min-width: 92px;
}

button:hover {
  border-color: rgba(217, 176, 95, 0.38);
}

button:active {
  transform: translateY(1px);
}

button.secondary {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  width: 100%;
  margin: 0;
}

.stat {
  padding: 10px 10px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

dt {
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}

dd {
  margin: 6px 0 0;
  font-variant-numeric: tabular-nums;
  font-size: 16px;
}

.shortcuts {
  width: 100%;
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--muted-2);
}

.kbd {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.24);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  margin: 0 6px 0 10px;
}

.kbd:first-child {
  margin-left: 0;
}

.sep {
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.25);
}

.footer {
  padding: 0 0 22px;
  color: var(--muted-2);
  font-size: 12px;
}