:root {
  --paper: #f3eee3;
  --paper-2: #faf7ef;
  --ink: #211f1a;
  --muted: #7c766a;
  --line: rgba(33, 31, 26, .14);
  --line-strong: rgba(33, 31, 26, .34);
  --r: #ff5a45;
  --g: #3ddc84;
  --b: #4c8dff;
  --y: #ffd34d;
  --c: #4de3f2;
  --m: #f07cff;
  --w: #fff8e8;
  --sans: "Helvetica Neue", "Arial Narrow", "Aptos", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif CJK SC", serif;
  --mono: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html, body {
  height: 100%;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
}
@supports (height: 100dvh) { html, body { height: 100dvh; } }
body {
  overflow: hidden;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}
button, input { font: inherit; color: inherit; }
button { border: 0; background: none; cursor: pointer; }
a { color: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--b);
  outline-offset: 3px;
}
::selection { background: var(--ink); color: var(--paper-2); }
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

.stage {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: var(--paper);
}
#gl {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: grab;
}
#gl:active { cursor: grabbing; }
.paper-grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: .055;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}
.vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 46%, transparent 40%, rgba(62, 54, 40, .09) 100%);
}

/* ---------------------------------------------------------------------------
   HUD
--------------------------------------------------------------------------- */
.hud {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: max(20px, env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) max(22px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));
  pointer-events: none;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity .35s ease, transform .35s ease;
}
body.in-play .hud { opacity: 1; transform: none; }
.hud-top {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}
.hud-block { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.hud-block.right { align-items: flex-end; }
.hud-center {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(340px, 42vw);
  text-align: center;
}
.hud-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .16em;
}
.kicker {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}
.next-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 11px;
  background: rgba(250, 247, 239, .74);
  border: 1px solid var(--line);
  border-radius: 2px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.next-symbol { font-size: 17px; line-height: 1; }
.next-name { font-size: 12px; font-weight: 650; letter-spacing: .1em; }
.next-distance {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .08em;
  color: var(--muted);
}
.progress {
  height: 1px;
  margin-top: 9px;
  background: var(--line);
  overflow: hidden;
}
.progress span {
  display: block;
  width: 0;
  height: 1px;
  background: var(--ink);
  transition: width .2s linear;
}
.hud-stats { display: flex; align-items: baseline; gap: 10px; }
.hud-score {
  font-family: var(--mono);
  font-size: 18px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}
.hud-combo {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: .08em;
}
.hud-controls { display: flex; gap: 6px; margin-top: 8px; }
.micro {
  pointer-events: auto;
  padding: 5px 8px;
  font-size: 10px;
  letter-spacing: .1em;
  border: 1px solid var(--line);
  background: rgba(250, 247, 239, .62);
  border-radius: 2px;
}
.micro:hover { background: var(--paper-2); border-color: var(--line-strong); }

.hud-bottom {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: end;
  gap: 16px;
  pointer-events: none;
}
.color-readout {
  justify-self: start;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 9px 12px;
  background: rgba(250, 247, 239, .7);
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.lamps { display: flex; gap: 5px; }
.lamp {
  display: grid;
  place-items: center;
  width: 21px;
  height: 21px;
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8px;
  color: var(--muted);
  transition: background .15s, color .15s, border-color .15s;
}
.lamp.r { --lamp: var(--r); }
.lamp.g { --lamp: var(--g); }
.lamp.b { --lamp: var(--b); }
.lamp.on { background: var(--lamp); border-color: var(--lamp); color: #fff; }
.color-name {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: .12em;
}
.facet-wrap {
  justify-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.facets { display: flex; gap: 5px; }
.facet {
  width: 30px;
  height: 5px;
  background: var(--ink);
  transform: skewX(-22deg);
  transition: background .2s, opacity .2s;
}
.facet.lost { background: var(--line-strong); opacity: .35; }
.vent-button {
  pointer-events: auto;
  position: relative;
  justify-self: end;
  width: 86px;
  height: 86px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(250, 247, 239, .8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: background .12s, color .12s, transform .12s;
  touch-action: none;
}
.vent-button strong { font-size: 16px; letter-spacing: .14em; font-weight: 650; }
.vent-button small { font-family: var(--mono); font-size: 8px; letter-spacing: .16em; color: var(--muted); }
.vent-button .vent-ring {
  position: absolute;
  inset: 6px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: border-color .12s;
}
.vent-button:active, .vent-button.active { background: var(--ink); color: var(--paper-2); transform: scale(.97); }
.vent-button.active small { color: rgba(250, 247, 239, .6); }
.vent-button.active .vent-ring { border-color: rgba(250, 247, 239, .3); }

/* ---------------------------------------------------------------------------
   screens
--------------------------------------------------------------------------- */
.screen {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: none;
  flex-direction: column;
  overflow-y: auto;
  overscroll-behavior: contain;
  touch-action: pan-y;
  padding: max(30px, env(safe-area-inset-top)) max(30px, env(safe-area-inset-right)) max(26px, env(safe-area-inset-bottom)) max(30px, env(safe-area-inset-left));
  background: rgba(243, 238, 227, .97);
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}
.screen.on { display: flex; }

/* title */
.title-screen {
  justify-content: space-between;
  background: linear-gradient(90deg,
    rgba(243, 238, 227, .985) 0%,
    rgba(243, 238, 227, .94) 34%,
    rgba(243, 238, 227, .38) 68%,
    rgba(243, 238, 227, 0) 100%);
}
.title-grid {
  flex: 1;
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  align-items: center;
  gap: 44px;
  padding: 10px 0 20px;
}
.title-left { min-width: 0; }
.title-cn {
  margin: 20px 0 0;
  font-size: clamp(140px, 20vw, 280px);
  line-height: .82;
  font-weight: 900;
  letter-spacing: -.09em;
  font-family: var(--sans);
  text-shadow: 5px 0 0 rgba(255, 90, 69, .10), -5px 0 0 rgba(76, 141, 255, .10);
}
.title-en {
  margin: 34px 0 0;
  font-family: var(--mono);
  font-size: clamp(12px, 1.3vw, 18px);
  font-weight: 400;
  letter-spacing: .64em;
  color: var(--muted);
}
.title-line {
  margin: 34px 0 0;
  font-family: var(--serif);
  font-size: clamp(15px, 1.45vw, 19px);
  line-height: 2;
  letter-spacing: .03em;
}
.title-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 34px; }
.primary, .ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  font-size: 12px;
  letter-spacing: .14em;
  border-radius: 2px;
  transition: background .15s, color .15s, transform .15s, border-color .15s;
  text-decoration: none;
}
.primary { background: var(--ink); border: 1px solid var(--ink); color: var(--paper-2); }
.primary:hover { background: #000; transform: translateY(-2px); }
.ghost { border: 1px solid var(--line-strong); color: var(--ink); }
.ghost:hover { background: rgba(33, 31, 26, .055); transform: translateY(-2px); }
.title-right {
  justify-self: end;
  align-self: center;
  width: min(300px, 100%);
  text-align: right;
  border-left: 1px solid var(--line);
  padding-left: 24px;
}
.title-rule { height: 1px; background: linear-gradient(90deg, transparent, var(--line-strong)); margin-bottom: 20px; }
.title-meta {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}
.title-best {
  margin: 26px 0 0;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.9;
}
.legend {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px 16px;
  justify-items: end;
  margin-top: 26px;
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--muted);
}
.legend span { display: inline-flex; align-items: center; gap: 7px; }
.swatch { width: 8px; height: 8px; background: var(--c); display: inline-block; }
.swatch.r { --c: var(--r); }
.swatch.g { --c: var(--g); }
.swatch.b { --c: var(--b); }
.swatch.y { --c: var(--y); }
.swatch.c { --c: var(--c); }
.swatch.m { --c: var(--m); }
.swatch.w { --c: var(--w); border: 1px solid var(--line-strong); }
.title-note {
  margin: 28px 0 0;
  font-size: 11px;
  line-height: 2.1;
  color: var(--muted);
}
.title-footer {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .12em;
  color: var(--muted);
}
.title-footer a { text-decoration: none; }
.title-footer a:hover { color: var(--ink); }

/* panels */
.panel-screen { background: rgba(243, 238, 227, .985); }
.panel-inner {
  width: min(980px, 100%);
  margin: auto;
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  position: relative;
}
.panel-inner.narrow { width: min(720px, 100%); }
.panel-inner::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--r), var(--y), var(--g), var(--c), var(--b), var(--m));
}
.panel-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 30px 22px;
  border-bottom: 1px solid var(--line);
}
.panel-head h2 {
  margin: 8px 0 0;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -.04em;
}

/* chapters */
.chapter-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
}
.chapter-card {
  position: relative;
  min-height: 128px;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto 1fr;
  gap: 7px 16px;
  text-align: left;
  background: var(--paper-2);
  transition: background .15s;
}
.chapter-card:hover { background: #fff; }
.chapter-card.locked { opacity: .42; cursor: not-allowed; }
.chapter-card.locked:hover { background: var(--paper-2); }
.chapter-card.done::after {
  content: "完成";
  position: absolute;
  top: 18px; right: 20px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: .18em;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 3px 6px;
}
.chapter-num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--muted);
  padding-top: 5px;
}
.chapter-card strong {
  font-size: 23px;
  font-weight: 750;
  letter-spacing: .08em;
}
.chapter-desc {
  grid-column: 2;
  font-size: 11px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 360px;
}
.chapter-card.blank { opacity: .62; background: var(--paper); }
.chapter-card.blank strong { font-size: 18px; }
.chapter-card.endless {
  grid-column: 1 / -1;
  min-height: 104px;
  background:
    linear-gradient(90deg, rgba(255, 90, 69, .06), rgba(255, 211, 77, .06), rgba(61, 220, 132, .06), rgba(77, 227, 242, .06), rgba(76, 141, 255, .06), rgba(240, 124, 255, .06)),
    var(--paper-2);
}
.chapter-card.endless strong { letter-spacing: .18em; }

/* settings */
.settings-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
}
.setting {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px 22px;
  padding: 22px 30px;
  background: var(--paper-2);
}
.setting-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.seg { display: flex; border: 1px solid var(--line-strong); }
.seg button {
  padding: 7px 15px;
  font-size: 11px;
  letter-spacing: .1em;
  border-right: 1px solid var(--line);
  transition: background .15s, color .15s;
}
.seg button:last-child { border-right: 0; }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--paper-2); }
.toggle {
  min-width: 70px;
  padding: 7px 16px;
  font-size: 11px;
  letter-spacing: .1em;
  border: 1px solid var(--line-strong);
  transition: background .15s, color .15s;
}
.toggle[aria-pressed="true"] { background: var(--ink); color: var(--paper-2); }
.setting .toggle { margin-left: auto; }
.setting .volume { margin-left: 16px; }
.volume { display: flex; align-items: center; }
input[type="range"] { width: 150px; accent-color: var(--ink); }
.settings-note {
  padding: 22px 30px;
  margin: 0;
  font-size: 11px;
  line-height: 1.9;
  color: var(--muted);
}

/* intro */
.intro-screen {
  justify-content: center;
  background: linear-gradient(180deg, rgba(243, 238, 227, .98), rgba(243, 238, 227, .94));
}
.intro-inner {
  width: min(720px, 100%);
  margin: auto;
  padding: 42px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  position: relative;
}
.intro-name {
  margin: 18px 0 0;
  font-size: clamp(64px, 11vw, 132px);
  line-height: .94;
  font-weight: 850;
  letter-spacing: -.06em;
}
.intro-line {
  margin: 26px 0 0;
  font-family: var(--serif);
  font-size: clamp(18px, 2.2vw, 25px);
  line-height: 1.95;
}
.intro-hint {
  margin: 22px 0 0;
  max-width: 460px;
  font-size: 12px;
  line-height: 2;
  color: var(--muted);
}
.intro-best {
  margin: 28px 0 0;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--muted);
}
.intro-actions { display: flex; gap: 10px; margin-top: 30px; flex-wrap: wrap; }

/* pause */
.pause-card {
  width: min(540px, 100%);
  margin: auto;
  padding: 42px;
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  position: relative;
}
.pause-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--r), var(--y), var(--g), var(--c), var(--b), var(--m));
}
.pause-card h2 {
  margin: 12px 0 0;
  font-size: 46px;
  font-weight: 850;
  letter-spacing: -.05em;
}
.pause-card p {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-size: 16px;
  color: var(--muted);
}
.pause-actions { display: flex; flex-direction: column; gap: 9px; margin-top: 30px; }
.pause-actions .primary, .pause-actions .ghost { justify-content: flex-start; }

/* summary / dead */
.summary-screen {
  justify-content: center;
  background: rgba(243, 238, 227, .975);
}
.summary-grid {
  width: min(1000px, 100%);
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 46px;
  align-items: center;
  padding: 38px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.summary-left h2 {
  margin: 18px 0 0;
  font-size: clamp(28px, 3.6vw, 46px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -.045em;
}
.grade {
  margin-top: 26px;
  font-size: clamp(120px, 18vw, 220px);
  line-height: .76;
  font-weight: 900;
  letter-spacing: -.09em;
}
.grade.dim { color: var(--line-strong); }
.summary-rule {
  height: 3px;
  background: linear-gradient(90deg, var(--r), var(--y), var(--g), var(--c), var(--b), var(--m));
  margin-bottom: 26px;
}
.summary-stats {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 2.2;
  letter-spacing: .03em;
}
.summary-best {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-size: 16px;
  color: var(--muted);
}
.summary-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 32px; }

/* fallback */
.fallback {
  z-index: 30;
  align-items: flex-start;
  justify-content: center;
  gap: 16px;
  background: var(--paper);
}
.fallback h2 {
  margin: 8px 0 0;
  font-size: clamp(30px, 6vw, 52px);
  letter-spacing: -.05em;
  max-width: 640px;
}
.fallback p {
  margin: 0;
  max-width: 460px;
  font-size: 13px;
  line-height: 2;
  color: var(--muted);
}
.fallback .primary { margin-top: 12px; }

/* ---------------------------------------------------------------------------
   responsive
--------------------------------------------------------------------------- */
@media (max-width: 780px) {
  .title-screen {
    background: linear-gradient(180deg,
      rgba(243, 238, 227, .97) 0%,
      rgba(243, 238, 227, .92) 48%,
      rgba(243, 238, 227, .55) 78%,
      rgba(243, 238, 227, .28) 100%);
  }
  .title-grid { grid-template-columns: 1fr; gap: 20px; align-items: start; padding-top: 12px; }
  .title-cn { font-size: clamp(120px, 40vw, 210px); margin-top: 14px; }
  .title-en { letter-spacing: .5em; }
  .title-line { margin-top: 24px; font-size: 15px; }
  .title-actions { margin-top: 26px; }
  .title-right { justify-self: start; text-align: left; width: 100%; border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 16px; }
  .title-rule { display: none; }
  .title-meta { flex-direction: row; gap: 16px; flex-wrap: wrap; }
  .title-best { margin-top: 16px; font-size: 14px; }
  .legend { display: flex; flex-wrap: wrap; justify-content: flex-start; align-items: center; gap: 7px 16px; margin-top: 16px; }
  .title-note { margin-top: 16px; }
  .title-footer { flex-direction: column; align-items: flex-start; gap: 6px; padding-top: 16px; }
  .panel-inner { border-left: 0; border-right: 0; }
  .panel-head { padding: 22px 20px 18px; }
  .panel-head h2 { font-size: 25px; }
  .chapter-list { grid-template-columns: 1fr; }
  .chapter-card.blank { opacity: .62; background: var(--paper); }
.chapter-card.blank strong { font-size: 18px; }
.chapter-card.endless { grid-column: auto; }
  .setting { padding: 18px 20px; }
  .settings-note { padding: 18px 20px; }
  .intro-inner { padding: 30px 0; }
  .pause-card { padding: 30px 24px; }
  .summary-grid { grid-template-columns: 1fr; gap: 22px; padding: 28px 0; }
  .grade { margin-top: 16px; font-size: 110px; }
  .summary-actions { margin-top: 24px; }
  .hud { padding: max(14px, env(safe-area-inset-top)) max(14px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(14px, env(safe-area-inset-left)); }
  .hud-center { width: 44vw; }
  .hud-name { font-size: 15px; letter-spacing: .1em; }
  .hud-score { font-size: 15px; }
  .hud-combo { font-size: 9px; }
  .next-chip { padding: 5px 7px; gap: 5px; }
  .next-symbol { font-size: 14px; }
  .next-name { font-size: 10px; }
  .next-distance { font-size: 8px; }
  .micro { padding: 4px 6px; font-size: 9px; }
  .color-readout { padding: 7px 9px; }
  .lamp { width: 18px; height: 18px; font-size: 7px; }
  .color-name { font-size: 14px; }
  .facet { width: 22px; height: 4px; }
  .vent-button { width: 72px; height: 72px; }
  .vent-button strong { font-size: 14px; }
  .vent-button small { display: none; }
  .hud-bottom { gap: 8px; }
}

@media (max-width: 430px) {
  .hud-center { width: 40vw; }
  .hud-block .kicker { font-size: 8px; }
  .facet-wrap { display: flex; }
  .facet { width: 20px; height: 4px; }
  .legend { grid-template-columns: repeat(4, auto); }
}

@media (max-height: 520px) and (orientation: landscape) {
  .title-cn { font-size: 96px; }
  .title-line { margin-top: 14px; }
  .title-actions { margin-top: 16px; }
  .title-right { display: none; }
  .title-footer { display: none; }
  .intro-inner { padding: 18px 0; }
  .intro-name { font-size: 56px; }
  .intro-line { margin-top: 14px; font-size: 16px; }
  .intro-hint { margin-top: 12px; }
  .intro-best { margin-top: 14px; }
  .intro-actions { margin-top: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
body.reduce-motion *, body.reduce-motion *::before, body.reduce-motion *::after {
  animation: none !important;
  transition: none !important;
}