/* Lights Out — dark and luminous. Each lamp material is a set of custom
   properties on html[data-theme]; everything else reads those. */

:root {
  --radius: 18px;
  --ease: cubic-bezier(0.4, 0.1, 0.2, 1);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --lamp-radius: 24%;
}

/* Amber bulbs: warm tungsten on a matte charcoal panel */
html[data-theme="amber"] {
  --bg-a: #1c1823; --bg-b: #0c0a10;
  --blob-1: rgba(255, 154, 46, 0.22); --blob-2: rgba(120, 70, 160, 0.28); --blob-3: rgba(255, 190, 110, 0.12);
  --panel: #262130; --panel-2: #1b1722; --panel-rim: #0f0d14;
  --lamp-off: #2d2836; --lamp-off-2: #3c3646; --lamp-edge: rgba(255, 255, 255, 0.07);
  --lamp-on: #ffb24d; --lamp-on-2: #e2761c; --lamp-core: #fff3d6; --glow: #ffa030;
  --hint: #8ad7ff;
  --ink: #f3ece1; --ink-soft: #a89b8c;
  --card: rgba(255, 255, 255, 0.055); --card-border: rgba(255, 255, 255, 0.09);
  --paper: #262130; --paper-2: #322c3c; --line: rgba(255, 255, 255, 0.1);
  --accent: #e2871f; --accent-2: #ffb24d; --accent-ink: #1f1407; --accent-rim: #9c5a12;
  --backdrop: rgba(4, 2, 8, 0.6); --toast: rgba(60, 50, 72, 0.96); --toast-ink: #fff;
  --focus: #ffd9a0;
}

/* Neon: cyan tubes, magenta accents, midnight blue */
html[data-theme="neon"] {
  --bg-a: #0c1226; --bg-b: #04060f;
  --blob-1: rgba(46, 230, 255, 0.16); --blob-2: rgba(255, 79, 216, 0.2); --blob-3: rgba(80, 100, 255, 0.16);
  --panel: #131b2d; --panel-2: #0d1322; --panel-rim: #070b14;
  --lamp-off: #1a2338; --lamp-off-2: #263149; --lamp-edge: rgba(160, 200, 255, 0.08);
  --lamp-on: #3af0ff; --lamp-on-2: #0a9fcf; --lamp-core: #ecffff; --glow: #2ee6ff;
  --hint: #ff4fd8;
  --ink: #e8f3ff; --ink-soft: #8fa3c0;
  --card: rgba(120, 180, 255, 0.07); --card-border: rgba(120, 180, 255, 0.12);
  --paper: #121a2c; --paper-2: #1b2539; --line: rgba(160, 200, 255, 0.12);
  --accent: #d92fb2; --accent-2: #ff5fde; --accent-ink: #fff4fc; --accent-rim: #8b1b72;
  --backdrop: rgba(2, 4, 12, 0.62); --toast: rgba(28, 40, 70, 0.96); --toast-ink: #fff;
  --focus: #b9f6ff;
}

/* Paper lanterns: a light, warm room with glowing paper globes */
html[data-theme="paper"] {
  --bg-a: #f7efe1; --bg-b: #e6d8c2;
  --blob-1: rgba(255, 170, 80, 0.28); --blob-2: rgba(255, 240, 220, 0.9); --blob-3: rgba(220, 150, 110, 0.2);
  --panel: #efe3cf; --panel-2: #e4d5bc; --panel-rim: #c9b595;
  --lamp-off: #e4d7c0; --lamp-off-2: #f6eee0; --lamp-edge: rgba(90, 60, 30, 0.14);
  --lamp-on: #ffb65c; --lamp-on-2: #ef8a2e; --lamp-core: #fff8e6; --glow: #ffa040;
  --hint: #3f87d9;
  --ink: #3a2e22; --ink-soft: #7d6c5a;
  --card: rgba(255, 255, 255, 0.42); --card-border: rgba(255, 255, 255, 0.6);
  --paper: #fbf6ec; --paper-2: #f0e7d8; --line: rgba(60, 45, 30, 0.12);
  --accent: #d8782a; --accent-2: #f3a24f; --accent-ink: #fff8ee; --accent-rim: #a85716;
  --backdrop: rgba(70, 45, 20, 0.38); --toast: rgba(58, 46, 34, 0.94); --toast-ink: #fff;
  --focus: #3a2e22;
  --lamp-radius: 50%;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: radial-gradient(120% 90% at 50% 0%, var(--bg-a), var(--bg-b));
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
  transition: background 0.8s, color 0.4s;
}

/* ---------------------------------------------------------- background */
.bg {
  position: fixed;
  inset: 0;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}
.bg .blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  will-change: transform;
  transition: background 0.8s;
}
.bg .b1 { width: 60vmax; height: 60vmax; left: -20vmax; top: -25vmax; background: var(--blob-1); animation: drift 52s ease-in-out infinite alternate; }
.bg .b2 { width: 50vmax; height: 50vmax; right: -20vmax; bottom: -20vmax; background: var(--blob-2); animation: drift 64s ease-in-out infinite alternate-reverse; }
.bg .b3 { width: 44vmax; height: 44vmax; left: 28vw; bottom: -28vmax; background: var(--blob-3); animation: drift 76s ease-in-out infinite alternate; }
@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(8vmax, 6vmax) scale(1.14); }
}

/* -------------------------------------------------------------- layout */
.app {
  position: fixed;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  max-width: 760px;
  margin: 0 auto;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px 4px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 40px; height: 40px; border-radius: 10px; filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.35)); }
.brand span { display: flex; flex-direction: column; line-height: 1.1; }
.brand b { font-family: var(--serif); font-weight: 600; font-size: 22px; letter-spacing: 0.02em; }
.brand small { white-space: nowrap; font-size: 11.5px; color: var(--ink-soft); letter-spacing: 0.08em; text-transform: uppercase; margin-top: 2px; }
.menu { display: flex; gap: 4px; }

.icon-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.icon-btn:hover { background: var(--card); }
.icon-btn:active { transform: scale(0.92); }
.icon-btn svg, .btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.stats {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1fr 1fr;
  gap: 8px;
  padding: 4px 16px 6px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
  border-radius: 12px;
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.15;
  min-width: 0;
}
.stat span { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.stat b { font-family: var(--serif); font-size: 20px; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat small { font-size: 10.5px; color: var(--ink-soft); white-space: nowrap; margin-top: -1px; font-variant-numeric: tabular-nums; }

.stage {
  flex: 1;
  min-height: 0;
  container-type: size;
  display: grid;
  place-items: center;
  padding: 8px 16px;
}

.actions {
  display: flex;
  gap: 10px;
  padding: 6px 16px 14px;
}
.btn {
  appearance: none;
  flex: 1;
  border: 1px solid var(--card-border);
  background: var(--card);
  color: var(--ink);
  font: 500 15px var(--sans);
  padding: 11px 12px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
  transition: transform 0.15s, background 0.2s, opacity 0.2s, box-shadow 0.2s;
}
.btn svg { width: 19px; height: 19px; }
.btn:hover { background: color-mix(in oklab, var(--card) 60%, var(--ink) 8%); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: default; transform: none; }
.btn.primary {
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  color: var(--accent-ink);
  border-color: var(--accent-rim);
  box-shadow: 0 6px 18px -6px color-mix(in oklab, var(--accent) 70%, transparent), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.btn.primary:hover { filter: brightness(1.06); }
.btn.subtle { flex: 0 0 auto; background: transparent; box-shadow: none; border-color: transparent; color: var(--ink-soft); font-size: 13.5px; margin: 18px auto 0; display: flex; }
.btn:focus-visible, .icon-btn:focus-visible, .opt:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* --------------------------------------------------------------- panel */
.panel {
  width: min(100cqw, 100cqh);
  aspect-ratio: 1;
  position: relative;
  border-radius: 7%;
  padding: 5%;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0) 60%),
    linear-gradient(165deg, var(--panel), var(--panel-2));
  box-shadow:
    inset 0 0 0 1px var(--panel-rim),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -2px 6px rgba(0, 0, 0, 0.25),
    0 30px 60px -24px rgba(0, 0, 0, 0.7),
    0 8px 18px -6px rgba(0, 0, 0, 0.45);
  transition: background 0.6s, box-shadow 0.6s, filter 1.2s;
}
.panel.won { animation: afterglow 1.8s ease-out both; }
@keyframes afterglow {
  0% { box-shadow: inset 0 0 0 1px var(--panel-rim), 0 0 80px 14px color-mix(in oklab, var(--glow) 55%, transparent), 0 30px 60px -24px rgba(0, 0, 0, 0.7); }
  100% { box-shadow: inset 0 0 0 1px var(--panel-rim), 0 0 0 0 transparent, 0 30px 60px -24px rgba(0, 0, 0, 0.7), 0 8px 18px -6px rgba(0, 0, 0, 0.45); }
}
.panel.won .lamp { opacity: 0.72; transition-duration: 1.4s; }

.grid {
  --n: 5;
  --cell: 60px;
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(var(--n), 1fr);
  grid-template-rows: repeat(var(--n), 1fr);
  gap: calc(var(--cell) * 0.12);
  touch-action: none;
}
.grid.instant .lamp, .grid.instant .lamp::after { transition: none !important; animation: none !important; }

.lamp {
  --d: 0ms;
  appearance: none;
  border: 0;
  padding: 0;
  margin: 0;
  position: relative;
  font-size: var(--cell);
  border-radius: var(--lamp-radius);
  cursor: pointer;
  background: radial-gradient(circle at 50% 38%, var(--lamp-off-2), var(--lamp-off) 78%);
  box-shadow:
    inset 0 1px 0 var(--lamp-edge),
    inset 0 -0.04em 0.06em rgba(0, 0, 0, 0.35),
    0 0.02em 0.04em rgba(0, 0, 0, 0.35);
  transition: box-shadow 0.5s var(--ease) var(--d), opacity 0.6s, transform 0.2s;
  -webkit-tap-highlight-color: transparent;
}
/* faint glass reflection on the dark lamp */
.lamp::before {
  content: "";
  position: absolute;
  inset: 7%;
  border-radius: inherit;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.04) 32%, rgba(255, 255, 255, 0) 48%),
    radial-gradient(circle at 70% 85%, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0) 45%);
  pointer-events: none;
  transition: opacity 0.4s var(--d);
}
/* the lit layer fades in over the glass */
.lamp::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(circle at 50% 42%, var(--lamp-core) 0 6%, color-mix(in oklab, var(--lamp-core) 40%, var(--lamp-on)) 22%, var(--lamp-on) 48%, var(--lamp-on-2) 100%);
  box-shadow: inset 0 0.02em 0.08em rgba(255, 255, 255, 0.6), inset 0 -0.06em 0.1em color-mix(in oklab, var(--lamp-on-2) 60%, black 10%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.38s var(--ease) var(--d);
}
.lamp.on::after { opacity: 1; }
.lamp.on::before { opacity: 0.45; }
.lamp.on {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 0 0.1em 0.01em color-mix(in oklab, var(--lamp-core) 70%, transparent),
    0 0 0.35em 0.06em color-mix(in oklab, var(--glow) 75%, transparent),
    0 0 0.9em 0.2em color-mix(in oklab, var(--glow) 40%, transparent),
    0 0 1.8em 0.4em color-mix(in oklab, var(--glow) 16%, transparent);
}
.lamp:hover { transform: scale(1.03); }
.lamp:active { transform: scale(0.95); transition-duration: 0.08s; }
.lamp.bloom { animation: bloom 0.5s var(--ease) var(--d); }
@keyframes bloom {
  0% { transform: scale(1); }
  40% { transform: scale(1.09); }
  100% { transform: scale(1); }
}
.lamp:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.lamp.hint { outline: 3px solid var(--hint); outline-offset: 4px; animation: hintpulse 1s ease-in-out infinite; }
@keyframes hintpulse {
  50% { outline-offset: 1px; outline-color: color-mix(in oklab, var(--hint) 55%, transparent); }
}
html[data-theme="paper"] .lamp::before { background: linear-gradient(140deg, rgba(255, 255, 255, 0.75) 0%, rgba(255, 255, 255, 0.2) 35%, rgba(255, 255, 255, 0) 52%); }
html[data-theme="paper"] .lamp { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7), inset 0 -0.04em 0.06em rgba(90, 60, 30, 0.18), 0 0.03em 0.06em rgba(90, 60, 30, 0.25); }
html[data-theme="paper"] .panel { background: radial-gradient(120% 80% at 50% -10%, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0) 60%), linear-gradient(165deg, var(--panel), var(--panel-2)); box-shadow: inset 0 0 0 1px var(--panel-rim), inset 0 1px 0 rgba(255, 255, 255, 0.7), 0 30px 60px -28px rgba(90, 60, 30, 0.5), 0 8px 18px -8px rgba(90, 60, 30, 0.3); }

/* -------------------------------------------------------- sheets, dialogs */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: var(--backdrop);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fade 0.25s;
}
@keyframes fade { from { opacity: 0; } }

.sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0 auto;
  z-index: 21;
  max-width: 560px;
  max-height: 86dvh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  border-radius: 24px 24px 0 0;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  padding-bottom: env(safe-area-inset-bottom);
  animation: rise 0.32s var(--ease);
}
@keyframes rise { from { transform: translateY(40px); opacity: 0; } }
.sheet header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 12px 6px 22px;
  flex: 0 0 auto;
}
.sheet h2, .dialog h2 { font-family: var(--serif); font-weight: 600; font-size: 24px; margin: 0; letter-spacing: 0.01em; }
.sheet-body {
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 2px 22px 26px;
  font-size: 15px;
  line-height: 1.55;
}
.sheet-body h3 { font-family: var(--serif); font-weight: 600; font-size: 17px; margin: 20px 0 8px; color: var(--ink); }
.prose p { margin: 0 0 12px; }
.prose ul { margin: 0; padding-left: 20px; }
.prose li { margin: 4px 0; }
.muted { color: var(--ink-soft); }
.about { font-size: 13px; margin-top: 22px; text-align: center; }

@media (min-width: 700px) and (min-height: 560px) {
  .sheet {
    bottom: auto;
    top: 50%;
    transform: translateY(-50%);
    border-radius: 24px;
    max-height: 80dvh;
    animation: pop 0.28s var(--ease);
  }
}
@keyframes pop { from { opacity: 0; transform: translateY(-50%) scale(0.96); } }

.dialog {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 22;
  width: min(92vw, 400px);
  background: var(--paper);
  color: var(--ink);
  border-radius: 24px;
  padding: 26px 24px 22px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  text-align: center;
  animation: popc 0.3s var(--ease);
  overflow: hidden;
}
@keyframes popc { from { opacity: 0; transform: translate(-50%, -50%) scale(0.94); } }
.dialog p { margin: 8px 0 18px; color: var(--ink-soft); font-size: 15.5px; line-height: 1.5; }
.dialog .row { display: flex; gap: 10px; }
.result .glow {
  position: absolute;
  inset: -40% -20% auto;
  height: 70%;
  background: radial-gradient(ellipse at 50% 40%, color-mix(in oklab, var(--glow) 40%, transparent), transparent 65%);
  pointer-events: none;
  opacity: 0.9;
}
.result h2 { position: relative; font-size: 30px; }
.result[data-outcome="perfect"] h2 { animation: shimmer 2.4s ease-in-out infinite; }
@keyframes shimmer { 50% { text-shadow: 0 0 18px color-mix(in oklab, var(--glow) 80%, white); } }
.result-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}
.result-stats div, .summary div { display: flex; flex-direction: column; align-items: center; background: var(--paper-2); border-radius: 12px; padding: 8px 4px; line-height: 1.2; }
.result-stats span, .summary span { font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.result-stats b, .summary b { font-family: var(--serif); font-size: 19px; font-weight: 600; font-variant-numeric: tabular-nums; }
.result .score { display: flex; flex-direction: column; align-items: center; margin: 4px 0 18px; }
.result .score span { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.result .score b { font-family: var(--serif); font-size: 44px; font-weight: 600; line-height: 1.05; text-shadow: 0 0 24px color-mix(in oklab, var(--glow) 45%, transparent); }

/* ------------------------------------------------------------- results */
.summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
th { text-align: left; vertical-align: bottom; font-weight: 500; color: var(--ink-soft); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; padding: 4px 4px; border-bottom: 1px solid var(--line); }
td { padding: 7px 4px; border-bottom: 1px solid var(--line); white-space: nowrap; vertical-align: middle; }
th.moves, th.time, th.hints, th.score, td.moves, td.time, td.hints, td.score { text-align: right; }
td.score { font-family: var(--serif); font-weight: 600; font-size: 15px; }
tr[data-perfect] td.moves { color: var(--lamp-on); font-weight: 600; }
@media (max-width: 420px) { th.hints, td.hints { display: none; } td { padding: 7px 3px; } }

/* ------------------------------------------------------------- settings */
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opt {
  appearance: none;
  border: 1.5px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  font: 500 14px var(--sans);
  padding: 8px 14px 8px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.opt:active { transform: scale(0.97); }
.opt[aria-checked="true"] { border-color: var(--accent-2); box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent-2) 28%, transparent); }
.opts.lang .opt, .opts.sizes .opt, .opts.diffs .opt { padding-left: 14px; min-width: 84px; justify-content: center; }
.swatch { display: inline-block; width: 24px; height: 24px; border-radius: 30%; flex: 0 0 auto; }
.swatch.lamp-sw {
  background: radial-gradient(circle at 50% 42%, #fff 0 10%, var(--sw) 45%, var(--sw2) 100%);
  box-shadow: 0 0 0 3px var(--sw3), 0 0 8px 2px color-mix(in oklab, var(--sw2) 60%, transparent);
}

/* ---------------------------------------------------------------- toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(84px + env(safe-area-inset-bottom));
  transform: translateX(-50%) translateY(10px);
  z-index: 15;
  background: var(--toast);
  color: var(--toast-ink);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 14px;
  max-width: min(88vw, 420px);
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ------------------------------------------------------- small screens */
@media (max-height: 640px) {
  .top { padding-top: 6px; }
  .brand small { display: none; }
  .brand b { font-size: 19px; }
  .stat b { font-size: 17px; }
  .stat small { font-size: 10px; }
  .actions { padding-bottom: 10px; }
  .btn { padding: 9px 10px; }
}
@media (max-width: 400px) {
  .brand small { display: none; }
}
@media (max-width: 520px) {
  .btn { flex-direction: column; gap: 3px; padding: 8px 6px 7px; font-size: 12.5px; }
  .btn span { white-space: nowrap; }
  .btn svg { width: 21px; height: 21px; }
  .stat { padding: 6px 4px; }
}
@media (min-width: 900px) and (min-height: 700px) {
  .brand b { font-size: 26px; }
  .stage { padding: 14px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .bg .blob { animation: none; }
  .lamp, .lamp::before, .lamp::after, .sheet, .dialog, .backdrop, .panel { animation: none !important; transition-duration: 0.01s !important; transition-delay: 0s !important; }
  .lamp.hint { animation: none; }
}