/* Keyboard Hero. One dark stage, four lane colors that mean something (the first key),
   Unbounded for anything loud, Instrument Sans for reading, JetBrains Mono on keycaps. */
:root {
  --ink: #07061a;
  --ink-2: #110d33;
  --glass: rgba(22, 18, 58, 0.62);
  --glass-hi: rgba(255, 255, 255, 0.07);
  --edge: rgba(190, 180, 255, 0.16);
  --text: #f3f1ff;
  --muted: #a7a2d4;
  --dim: #6e6a9c;
  --ctrl: #ff3dbb;
  --cs: #3de8ff;
  --alt: #ffc23d;
  --solo: #9dff5a;
  --xl: #35d07f;
  --pp: #ff7a45;
  --bad: #ff5468;
  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --body: "Instrument Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", Consolas, ui-monospace, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.5;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
button { font: inherit; color: inherit; cursor: pointer; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--cs); outline-offset: 3px; }
[hidden] { display: none !important; }

#stage { position: fixed; inset: 0; width: 100%; height: 100%; display: block; transition: filter 0.25s; }
#stage.hurt { filter: saturate(0.25) brightness(0.85); transition: filter 0.04s; }
.grain {
  position: fixed; inset: -50%; pointer-events: none; z-index: 30; opacity: 0.07; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 0.9s steps(4) infinite;
}
@keyframes grain { 0% { transform: translate(0, 0); } 25% { transform: translate(-3%, 2%); } 50% { transform: translate(2%, -3%); } 75% { transform: translate(-2%, -1%); } }

/* ---------- keycaps ---------- */
.cap {
  --c: var(--muted);
  display: inline-grid; place-items: center; position: relative;
  min-width: 2.3em; height: 2.3em; padding: 0 0.6em;
  font-family: var(--mono); font-weight: 800; font-size: 1em; line-height: 1;
  color: var(--text);
  border-radius: 0.5em;
  background: linear-gradient(180deg, #2c2858 0%, #1b1840 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), inset 0 -2px 0 rgba(0, 0, 0, 0.35), 0 0.3em 0 #0a0820, 0 0.45em 0.9em rgba(0, 0, 0, 0.55);
  transition: transform 0.07s ease-out, box-shadow 0.07s ease-out, background 0.12s;
}
.cap sub { position: absolute; right: 0.35em; bottom: 0.22em; font-size: 0.5em; color: var(--dim); font-weight: 700; }
.cap.lit {
  color: #0b0920;
  background: linear-gradient(180deg, color-mix(in srgb, var(--c) 100%, white 25%) 0%, var(--c) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55), 0 0.08em 0 color-mix(in srgb, var(--c) 50%, black), 0 0 1.4em color-mix(in srgb, var(--c) 70%, transparent);
  transform: translateY(0.22em);
}
.cap.lit sub { color: rgba(0, 0, 0, 0.55); }
.cap.next { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 0.3em 0 #0a0820, 0 0 0 2px var(--c), 0 0 1.2em color-mix(in srgb, var(--c) 45%, transparent); animation: nextpulse 0.9s ease-in-out infinite; }
@keyframes nextpulse { 50% { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 0.3em 0 #0a0820, 0 0 0 2px var(--c), 0 0 2em color-mix(in srgb, var(--c) 70%, transparent); } }
.caps { display: inline-flex; align-items: center; gap: 0.4em; flex-wrap: wrap; justify-content: center; }
.caps .plus, .caps .then { font-family: var(--mono); color: var(--dim); font-weight: 700; font-size: 0.8em; }
.inline-caps kbd { font-family: var(--mono); font-size: 0.85em; padding: 0.1em 0.45em; border-radius: 0.35em; background: #241f4d; border: 1px solid var(--edge); border-bottom-width: 2px; }

/* ---------- home ---------- */
.screen { position: fixed; inset: 0; z-index: 10; overflow-y: auto; }
#home { display: flex; }
#home::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -1; background: linear-gradient(90deg, rgba(7, 6, 26, 0.92) 0%, rgba(7, 6, 26, 0.78) 36%, rgba(7, 6, 26, 0) 58%); }
@media (max-width: 980px) { #home::before { background: rgba(7, 6, 26, 0.72); } }
.home-inner {
  width: min(100%, 620px);
  padding-block: 48px;
  padding-left: max(24px, env(safe-area-inset-left, 0px), 6vw);
  padding-right: max(24px, env(safe-area-inset-right, 0px));
  display: flex; flex-direction: column; gap: 22px;
  margin-block: auto;
}
.logo { display: flex; flex-direction: column; gap: 10px; }
.logo-top { font-family: var(--display); font-weight: 500; font-size: clamp(13px, 1.4vw, 16px); letter-spacing: 0.62em; text-transform: uppercase; color: var(--muted); padding-left: 0.2em; }
.logo-caps { display: flex; gap: clamp(8px, 1.1vw, 14px); }
.logo-caps i {
  font-style: normal; font-family: var(--display); font-weight: 900;
  font-size: clamp(44px, 7.4vw, 96px); line-height: 1;
  width: 1.32em; height: 1.32em; display: grid; place-items: center; border-radius: 0.2em;
  color: var(--text);
  background: linear-gradient(180deg, #2f2a62, #1a1640);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.2), inset 0 -4px 0 rgba(0, 0, 0, 0.35), 0 0.12em 0 #09071d, 0 0.2em 0.5em rgba(0, 0, 0, 0.6), 0 0.3em 1.4em -0.2em color-mix(in srgb, var(--c) 60%, transparent);
  animation: keytap 2.14s cubic-bezier(.3, .7, .3, 1) infinite;
}
.logo-caps i:nth-child(2) { animation-delay: 0.535s; }
.logo-caps i:nth-child(3) { animation-delay: 1.07s; }
.logo-caps i:nth-child(4) { animation-delay: 1.605s; }
@keyframes keytap {
  0%, 30%, 100% { transform: translateY(0); color: var(--text); }
  4% { transform: translateY(0.09em); color: var(--c); box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.25), 0 0.03em 0 #09071d, 0 0 1.6em color-mix(in srgb, var(--c) 80%, transparent); }
}
.lede { margin: 0; color: var(--muted); font-size: clamp(16px, 1.5vw, 19px); max-width: 40ch; }

.play {
  position: relative; overflow: hidden; border: 0; text-align: left;
  padding: 20px 26px; border-radius: 18px;
  display: flex; flex-direction: column; gap: 4px;
  color: #0c0a22;
  background: linear-gradient(100deg, var(--ctrl) 0%, #ff7b8f 38%, var(--alt) 100%);
  box-shadow: 0 10px 40px -10px color-mix(in srgb, var(--ctrl) 70%, transparent), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transition: transform 0.18s cubic-bezier(.3, .7, .3, 1.4), box-shadow 0.2s;
}
.play::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.55) 50%, transparent 70%);
  transform: translateX(-120%); animation: sheen 3.2s ease-in-out infinite 1s;
}
@keyframes sheen { 0%, 60% { transform: translateX(-120%); } 85%, 100% { transform: translateX(120%); } }
.play:hover { transform: translateY(-2px) scale(1.01); box-shadow: 0 16px 50px -10px color-mix(in srgb, var(--ctrl) 85%, transparent), inset 0 1px 0 rgba(255, 255, 255, 0.5); }
.play:active { transform: translateY(1px) scale(0.99); }
.play-label { font-family: var(--display); font-weight: 900; font-size: clamp(20px, 2.2vw, 26px); letter-spacing: -0.01em; }
.play-meta { font-weight: 600; font-size: 15px; opacity: 0.8; }
.play.small { padding: 14px 22px; border-radius: 14px; }
.play.small .play-label { font-size: 17px; }

.row-btns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.ghost {
  border: 1px solid var(--edge); background: var(--glass); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-radius: 14px; padding: 12px 14px; text-align: left; display: flex; flex-direction: column; gap: 2px;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.ghost span { font-weight: 700; font-size: 15px; }
.ghost small { color: var(--muted); font-size: 13px; }
.ghost:hover:not(:disabled) { border-color: color-mix(in srgb, var(--cs) 55%, transparent); background: rgba(40, 34, 96, 0.7); transform: translateY(-1px); }
.ghost:disabled { opacity: 0.55; cursor: not-allowed; }

.levels-wrap { display: grid; gap: 8px; }
.levels-wrap .seg-label { padding: 0; }
.levels { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; max-width: 520px; }
.lvl { position: relative; aspect-ratio: 1; display: grid; place-items: center; align-content: center; gap: 1px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, 0.1); background: rgba(24, 20, 64, 0.6); color: var(--text); transition: transform 0.15s, border-color 0.15s, background 0.15s, box-shadow 0.15s; }
.lvl b { font-family: var(--display); font-weight: 700; font-size: 17px; line-height: 1; font-variant-numeric: tabular-nums; }
.lvl small { font-family: var(--mono); font-size: 11px; line-height: 1; min-height: 11px; color: var(--muted); }
.lvl:hover:not(:disabled) { transform: translateY(-2px); border-color: color-mix(in srgb, var(--cs) 60%, transparent); }
.lvl.done { border-color: color-mix(in srgb, var(--solo) 45%, transparent); background: color-mix(in srgb, var(--solo) 10%, rgba(24, 20, 64, 0.6)); }
.lvl.done small { color: var(--solo); }
.lvl.here { border-color: var(--ctrl); box-shadow: 0 0 0 1px var(--ctrl), 0 0 22px -4px var(--ctrl); }
.lvl:disabled { opacity: 0.4; cursor: not-allowed; }
.stats { display: flex; gap: 28px; flex-wrap: wrap; }
.stat b { display: block; font-family: var(--display); font-weight: 700; font-size: 26px; font-variant-numeric: tabular-nums; line-height: 1.1; }
.stat span { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.stat .bar { display: block; width: 120px; height: 4px; border-radius: 4px; background: rgba(255, 255, 255, 0.08); margin-top: 6px; overflow: hidden; }
.stat .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--cs), var(--solo)); border-radius: 4px; }

.settings { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.seg { display: inline-flex; align-items: center; gap: 2px; padding: 3px; border-radius: 12px; background: var(--glass); border: 1px solid var(--edge); }
.seg-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); padding: 0 10px 0 8px; }
.seg button { border: 0; background: transparent; padding: 6px 12px; border-radius: 9px; font-weight: 600; font-size: 14px; color: var(--muted); }
.seg button[aria-checked="true"] { background: #2a2560; color: var(--text); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12); }
.vol { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.vol input { accent-color: var(--cs); width: 120px; }
.fine { margin: 0; color: var(--dim); font-size: 13px; max-width: 52ch; }
.mobile-note { display: none; color: var(--alt); }
@media (hover: none) and (pointer: coarse) { .mobile-note { display: block; } }

/* ---------- panels ---------- */
.panel-screen { display: grid; place-items: center; padding-block: 32px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); background: rgba(5, 4, 20, 0.55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: fadein 0.25s ease-out; }
@keyframes fadein { from { opacity: 0; } }
.panel {
  width: min(100%, 660px); max-height: calc(100vh - 64px); overflow-y: auto;
  background: linear-gradient(180deg, rgba(30, 25, 74, 0.92), rgba(16, 13, 44, 0.94));
  border: 1px solid var(--edge); border-radius: 22px; padding: 26px 28px 28px;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  animation: rise 0.35s cubic-bezier(.2, .8, .2, 1);
}
@keyframes rise { from { transform: translateY(18px) scale(0.98); opacity: 0; } }
.panel.wide { width: min(100%, 980px); }
.panel.narrow { width: min(100%, 420px); text-align: center; }
.panel h2 { font-family: var(--display); font-weight: 700; font-size: 24px; margin: 0; letter-spacing: -0.01em; }
.panel h3 { font-family: var(--display); font-weight: 500; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin: 22px 0 10px; }
.panel p { margin: 0; color: var(--muted); }
.muted { color: var(--muted); }
.panel-head { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.panel-head h2 { margin-right: auto; }
.iconbtn { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px; border: 1px solid var(--edge); background: var(--glass); font-size: 22px; line-height: 1; }
.iconbtn svg { width: 18px; height: 18px; fill: currentColor; }
.steps { margin: 18px 0 0; padding-left: 22px; display: grid; gap: 12px; color: var(--muted); }
.steps b { color: var(--text); }
.lanes-legend { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.lanes-legend span { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
.lanes-legend i { width: 22px; height: 10px; border-radius: 3px; background: var(--c); box-shadow: 0 0 12px var(--c); }

.tabs { display: inline-flex; gap: 2px; padding: 3px; border-radius: 12px; background: rgba(0, 0, 0, 0.25); border: 1px solid var(--edge); }
.tabs button { border: 0; background: transparent; padding: 6px 14px; border-radius: 9px; font-weight: 600; font-size: 14px; color: var(--muted); }
.tabs button[aria-selected="true"] { background: #2a2560; color: var(--text); }
.lib { margin-top: 18px; display: grid; gap: 6px; }
.lib h4 { font-family: var(--display); font-weight: 500; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin: 16px 0 4px; }
.lib-row { display: grid; grid-template-columns: minmax(0, 1fr) auto 86px; gap: 18px; align-items: center; padding: 12px 14px; border-radius: 14px; background: rgba(255, 255, 255, 0.03); border: 1px solid transparent; }
.lib-row:hover { border-color: var(--edge); }
.lib-row .nm { font-weight: 700; }
.lib-row .nm .badge { margin-left: 8px; }
.lib-row .wh { color: var(--muted); font-size: 14px; }
.lib-row .hk { color: var(--dim); font-size: 13px; font-style: italic; }
.lib-row .caps { font-size: 13px; justify-content: flex-end; }
.lib-row .lock { display: block; font-size: 12px; color: var(--alt); margin-top: 2px; }
.mastery { display: flex; flex-direction: column; gap: 4px; align-items: flex-end; }
.dots { display: flex; gap: 4px; }
.dots i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, 0.1); }
.dots i.on { background: var(--solo); box-shadow: 0 0 8px var(--solo); }
.mastery small { color: var(--dim); font-size: 12px; white-space: nowrap; }
@media (max-width: 640px) {
  .lib-row { grid-template-columns: 1fr; gap: 8px; }
  .lib-row .caps { justify-content: flex-start; }
  .mastery { align-items: flex-start; }
  .row-btns { grid-template-columns: 1fr; }
}

.badge { display: inline-block; font-family: var(--mono); font-weight: 700; font-size: 11px; letter-spacing: 0.06em; padding: 3px 7px; border-radius: 6px; text-transform: uppercase; vertical-align: middle; }
.badge.xl { background: color-mix(in srgb, var(--xl) 18%, transparent); color: var(--xl); }
.badge.pp { background: color-mix(in srgb, var(--pp) 18%, transparent); color: var(--pp); }
.badge.both { background: rgba(255, 255, 255, 0.08); color: var(--text); }
.badge.comm { background: transparent; color: var(--dim); border: 1px solid var(--edge); text-transform: none; letter-spacing: 0; }

/* results */
.results { text-align: center; }
.grade {
  font-family: var(--display); font-weight: 900; font-size: clamp(110px, 18vw, 170px); line-height: 1;
  background: linear-gradient(120deg, var(--ctrl), var(--alt) 45%, var(--solo) 75%, var(--cs));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 10px 40px rgba(255, 61, 187, 0.35));
  animation: gradein 0.9s cubic-bezier(.2, 1.4, .3, 1);
}
@keyframes gradein { from { transform: scale(2.2) rotate(-8deg); opacity: 0; filter: blur(12px); } }
.res-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 18px 0 6px; }
.res-stats div { padding: 12px 8px; border-radius: 14px; background: rgba(255, 255, 255, 0.04); }
.res-stats b { display: block; font-family: var(--display); font-weight: 700; font-size: 22px; font-variant-numeric: tabular-nums; }
.res-stats span { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.res-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; text-align: left; }
.reslist { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.reslist li { display: flex; justify-content: space-between; gap: 10px; align-items: center; font-size: 14px; }
.reslist li .caps { font-size: 11px; flex-shrink: 0; }
.reslist .empty { color: var(--dim); }
.next { margin: 20px 0 0 !important; }
.res-btns { display: flex; gap: 10px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
.res-btns .ghost { justify-content: center; }
@media (max-width: 560px) { .res-stats { grid-template-columns: repeat(2, 1fr); } .res-cols { grid-template-columns: 1fr; } }

/* ---------- HUD ---------- */
#hud { position: fixed; inset: 0; z-index: 5; pointer-events: none; }
#hud button { pointer-events: auto; }
.hud-top {
  position: absolute; top: env(safe-area-inset-top, 0px); left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding-block: 18px; padding-left: max(22px, env(safe-area-inset-left, 0px)); padding-right: max(22px, env(safe-area-inset-right, 0px));
}
.scoreblock { display: flex; align-items: center; gap: 12px; min-width: 200px; }
.score { font-family: var(--display); font-weight: 700; font-size: 30px; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; text-shadow: 0 0 24px rgba(61, 232, 255, 0.35); }
.mult { position: relative; width: 46px; height: 46px; display: grid; place-items: center; }
.mult svg { position: absolute; inset: 0; transform: rotate(-90deg); }
.mult circle { fill: none; stroke-width: 3; }
.mult .ring-bg { stroke: rgba(255, 255, 255, 0.1); }
.mult .ring { stroke: var(--cs); stroke-linecap: round; stroke-dasharray: 97.4; stroke-dashoffset: 97.4; transition: stroke-dashoffset 0.25s, stroke 0.3s; }
.mult span { font-family: var(--display); font-weight: 900; font-size: 13px; }
.mult.bump { animation: bump 0.45s cubic-bezier(.2, 1.6, .4, 1); }
@keyframes bump { 30% { transform: scale(1.45); } }
.setprog { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 12px; color: var(--muted); }
.setprog .track { width: min(240px, 26vw); height: 4px; border-radius: 4px; background: rgba(255, 255, 255, 0.1); overflow: hidden; }
.setprog i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--ctrl), var(--alt)); transition: width 0.4s; }

.card {
  position: absolute; left: 50%; top: max(78px, 9vh); transform: translateX(-50%);
  width: min(660px, calc(100vw - 32px));
  padding: 18px 24px 20px; border-radius: 20px; text-align: center;
  background: linear-gradient(180deg, rgba(28, 23, 72, 0.78), rgba(14, 11, 40, 0.78));
  backdrop-filter: blur(16px) saturate(1.3); -webkit-backdrop-filter: blur(16px) saturate(1.3);
  border: 1px solid var(--edge);
  box-shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  display: flex; flex-direction: column; gap: 10px; align-items: center;
  transition: border-color 0.2s, box-shadow 0.3s;
}
.card:empty { display: none; }
.card.swap { animation: cardin 0.32s cubic-bezier(.2, .9, .25, 1.15); }
@keyframes cardin { from { transform: translateX(-50%) translateY(-10px) scale(0.97); opacity: 0.2; } }
.card .meta { display: flex; gap: 8px; align-items: center; justify-content: center; font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.card .task { font-family: var(--display); font-weight: 700; font-size: clamp(20px, 2.4vw, 30px); line-height: 1.2; text-wrap: balance; letter-spacing: -0.01em; }
.card .what { color: var(--muted); max-width: 52ch; text-wrap: pretty; }
.card .caps { font-size: clamp(16px, 1.8vw, 22px); margin-top: 4px; }
.card .hook { font-size: 15px; color: var(--text); opacity: 0.85; }
.card .hook::before { content: "Hook: "; color: var(--alt); font-weight: 700; }
.card .stepdots { display: flex; gap: 6px; }
.card .stepdots i { width: 22px; height: 5px; border-radius: 3px; background: rgba(255, 255, 255, 0.14); transition: background 0.1s; }
.card .stepdots i.on { background: var(--c, var(--cs)); box-shadow: 0 0 10px var(--c, var(--cs)); }
.card.learn { border-color: color-mix(in srgb, var(--c) 70%, transparent); box-shadow: 0 0 0 1px color-mix(in srgb, var(--c) 40%, transparent), 0 0 60px -10px color-mix(in srgb, var(--c) 60%, transparent), 0 24px 60px -24px rgba(0, 0, 0, 0.8); }
.card .newpill { font-family: var(--display); font-weight: 700; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: #0b0920; background: var(--c); padding: 4px 10px; border-radius: 99px; box-shadow: 0 0 18px var(--c); }
.card .holdhint { font-size: 13px; color: var(--dim); }
.card.shake { animation: shake 0.3s; }
@keyframes shake { 20% { transform: translateX(calc(-50% - 8px)); } 40% { transform: translateX(calc(-50% + 7px)); } 60% { transform: translateX(calc(-50% - 4px)); } 80% { transform: translateX(calc(-50% + 2px)); } }

.combo { position: absolute; left: max(28px, 5vw); top: 52%; display: flex; flex-direction: column; opacity: 0; transition: opacity 0.3s; }
.combo.on { opacity: 1; }
.combo b { font-family: var(--display); font-weight: 900; font-size: clamp(44px, 5vw, 72px); line-height: 1; font-variant-numeric: tabular-nums; background: linear-gradient(180deg, #fff, var(--cs)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.combo span { font-family: var(--display); font-size: 12px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--muted); }
.combo.pop b { animation: pop 0.25s cubic-bezier(.2, 1.8, .4, 1); }
@keyframes pop { 40% { transform: scale(1.25); } }

.toasts { position: absolute; right: max(22px, 4vw); top: 50%; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; width: min(320px, 40vw); }
.toast {
  padding: 10px 14px; border-radius: 14px; background: rgba(14, 11, 40, 0.82); border: 1px solid var(--edge);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  display: flex; flex-direction: column; gap: 6px; align-items: flex-end; text-align: right;
  animation: toastin 0.3s cubic-bezier(.2, .9, .3, 1.2); transition: opacity 0.4s, transform 0.4s;
}
.toast.out { opacity: 0; transform: translateX(16px); }
.toast .t { font-weight: 600; font-size: 14px; }
.toast .caps { font-size: 12px; }
.toast.miss { border-color: color-mix(in srgb, var(--bad) 60%, transparent); }
.toast.miss .t::before { content: "Missed: "; color: var(--bad); font-weight: 700; }
.toast.ok .t::before { content: "Got it: "; color: var(--solo); font-weight: 700; }
@keyframes toastin { from { transform: translateX(24px); opacity: 0; } }

.pressed { position: absolute; left: 50%; bottom: max(22px, 3.5vh); transform: translateX(-50%); display: flex; gap: 8px; align-items: center; font-size: 15px; min-height: 2.6em; }
.pressed.bad .cap { --c: var(--bad); }
.pressed.bad { animation: shakeb 0.3s; }
@keyframes shakeb { 25% { transform: translateX(calc(-50% - 6px)); } 75% { transform: translateX(calc(-50% + 6px)); } }

.count { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--display); font-weight: 900; font-size: clamp(90px, 16vw, 200px); color: var(--text); text-shadow: 0 0 60px rgba(61, 232, 255, 0.6); pointer-events: none; }
.count span { animation: countin 0.5s cubic-bezier(.2, 1.3, .3, 1) both; }
@keyframes countin { from { transform: scale(1.8); opacity: 0; filter: blur(8px); } to { opacity: 0.95; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}