:root{--bg:#FFF0D6;--ink:#1E1B24;--muted:#857F75;--card:#FFFBF5;--accent:#F06449;--soft:#FFD9CE}
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100%}
body{background:var(--bg);color:var(--ink);font-family:Rubik,system-ui,sans-serif;display:flex;justify-content:center;transition:background .7s;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}
button{font:inherit;color:inherit}
.app{width:100%;max-width:460px;padding:16px 16px 28px;display:flex;flex-direction:column;gap:16px}
.col{display:flex;flex-direction:column;gap:16px}
header{display:flex;justify-content:space-between;align-items:center}
.logo{font-weight:900;font-size:27px;letter-spacing:-.03em;line-height:1}
.logo i{font-style:normal;color:var(--accent);transition:color .7s}
.logo span{font-size:15px;font-weight:700;color:var(--muted);letter-spacing:0;margin-left:2px}
.hr{display:flex;align-items:center;gap:14px}
.dots{display:flex;gap:6px}
.dot{width:10px;height:10px;border-radius:50%;background:rgba(30,27,36,.12);transition:all .4s}
.dot.on{background:var(--ink);transform:scale(1.15)}
.dot.g{background:#2FB36D}.dot.y{background:#F2B33D}.dot.o{background:#F28A3D}.dot.r{background:#F0563E}
.mute{border:0;background:none;font-size:18px;cursor:pointer;opacity:.6;padding:4px}

.qcard{background:var(--card);border:2.5px solid var(--ink);border-radius:22px;box-shadow:0 5px 0 var(--ink);padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;animation:pop .45s cubic-bezier(.2,.9,.3,1.3)}
@keyframes pop{0%{opacity:0;transform:translateY(12px) scale(.97)}100%{opacity:1;transform:none}}
.qtop{display:flex;justify-content:space-between;align-items:center}
.qtop span{font-weight:700;font-size:14px;color:var(--muted)}
.badge{width:58px;height:58px;border-radius:50%;background:var(--soft);border:2.5px solid var(--ink);display:grid;place-items:center;font-size:30px;transition:background .7s}
h1{font-weight:900;font-size:clamp(23px,6.2vw,28px);letter-spacing:-.02em;line-height:1.15}
.hint{color:var(--muted);font-weight:500;font-size:15px;min-height:0}
.hint:empty{display:none}

.readout{display:flex;align-items:baseline;justify-content:center;gap:10px;min-height:72px;flex-wrap:wrap;text-align:center}
.odo{font-weight:900;font-size:clamp(46px,14vw,62px);line-height:1.2em;align-items:flex-end;letter-spacing:-.03em;font-variant-numeric:tabular-nums;display:flex}
.odo .d{display:inline-block;height:1.2em;overflow:hidden;width:.62em;text-align:center}
.odo .s{display:block;transition:transform .3s cubic-bezier(.2,.9,.3,1.15)}
.odo .s span{display:block;height:1.2em;line-height:1.2em}
.odo .c{display:inline-block;width:.26em;text-align:center}
.odo .d.new{animation:dnew .3s cubic-bezier(.2,.9,.3,1.4)}
@keyframes dnew{0%{transform:translateY(.4em);opacity:0}100%{transform:none;opacity:1}}
.unit{font-weight:700;font-size:19px;color:var(--muted)}

.scale{position:relative;height:100px;touch-action:none;cursor:grab;outline:none}
.scale:active{cursor:grabbing}
.track{position:absolute;left:18px;right:18px;top:42px;height:16px;border-radius:999px;background:rgba(30,27,36,.08);border:2.5px solid var(--ink);overflow:hidden}
.fill{position:absolute;left:0;top:0;bottom:0;background:var(--accent);transition:background .7s}
.gap{position:absolute;top:0;bottom:0;background:repeating-linear-gradient(45deg,var(--ink) 0 4px,transparent 4px 9px);opacity:0;transition:opacity .4s}
.ticks{position:absolute;left:18px;right:18px;top:76px;height:20px;font-size:10.5px;font-weight:700;color:var(--muted)}
.ticks span{position:absolute;transform:translateX(-50%);white-space:nowrap}
.ticks span::before{content:"";position:absolute;left:50%;top:-16px;width:2px;height:6px;background:rgba(30,27,36,.25)}
.thumb{position:absolute;top:31px;width:38px;height:38px;margin-left:-19px;border-radius:50%;background:var(--card);border:3px solid var(--ink);box-shadow:0 3px 0 var(--ink);transition:transform .15s;outline:none}
.thumb::after{content:"";position:absolute;inset:8px;border-radius:50%;background:var(--accent);transition:background .7s}
.scale.drag .thumb{transform:scale(1.12)}
.scale:focus-visible .thumb,.thumb:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.pin{position:absolute;top:2px;transform:translateX(-50%);opacity:0;pointer-events:none;display:flex;flex-direction:column;align-items:center}
.pin span{font-size:11px;font-weight:900;padding:3px 8px;border-radius:8px;border:2px solid var(--ink);white-space:nowrap}
.pin::after{content:"";width:3px;height:22px;background:var(--ink);margin-top:-1px}
.pin.you span{background:var(--card)}
.pin.real span{background:var(--ink);color:#fff}
.pin.show{animation:pindrop .45s cubic-bezier(.2,.9,.3,1.4) forwards}
@keyframes pindrop{0%{opacity:0;transform:translate(-50%,-14px)}100%{opacity:1;transform:translate(-50%,0)}}
.scale.locked{cursor:default}
.scale.locked .thumb{opacity:0;transition:opacity .2s}
.scale.locked .fill{opacity:.25}

.row{display:flex;gap:10px}
.btn{width:100%;border:2.5px solid var(--ink);background:var(--ink);color:#fff;font:900 20px Rubik,sans-serif;padding:15px;border-radius:18px;cursor:pointer;box-shadow:0 5px 0 rgba(30,27,36,.35);transition:transform .08s,box-shadow .08s}
.btn:active{transform:translateY(4px);box-shadow:0 1px 0 rgba(30,27,36,.35)}
.nudge{flex:none;width:60px;border:2.5px solid var(--ink);background:var(--card);font-weight:900;font-size:26px;border-radius:18px;cursor:pointer;box-shadow:0 4px 0 var(--ink)}
.nudge:active{transform:translateY(3px);box-shadow:0 1px 0 var(--ink)}

.result{display:none;flex-direction:column;gap:12px;animation:pop .45s cubic-bezier(.2,.9,.3,1.3)}
.result.show{display:flex}
.vrow{display:flex;align-items:center;gap:12px}
.pill{font-weight:900;font-size:20px;padding:8px 14px;border-radius:14px;border:2.5px solid var(--ink);box-shadow:0 3px 0 var(--ink);white-space:nowrap}
.pill.g{background:#7EE0A8}.pill.y{background:#FFD66B}.pill.o{background:#FFB27A}.pill.r{background:#FF9A85}
.vtxt{font-weight:700;font-size:15px;line-height:1.3}
.vtxt small{display:block;color:var(--muted);font-weight:500;font-size:13px}
.fact{font-size:15px;line-height:1.4;font-weight:500;background:var(--soft);border-radius:14px;padding:12px 14px;transition:background .7s}

.end{display:none;flex-direction:column;gap:14px;animation:pop .5s cubic-bezier(.2,.9,.3,1.3)}
.end.show{display:flex}
.big{font-weight:900;font-size:76px;letter-spacing:-.04em;line-height:.9}
.big small{font-size:28px;color:var(--muted)}
.sub{font-weight:700;color:var(--muted)}
.rcard{background:var(--card);border:2.5px solid var(--ink);border-radius:20px;box-shadow:0 5px 0 var(--ink);padding:4px 14px}
.rline{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:2px dashed rgba(30,27,36,.12)}
.rline:last-child{border:0}
.rline .re{font-weight:900;font-size:17px;width:22px;text-align:center}
.rline .rt{flex:1;font-size:12.5px;color:var(--muted);font-weight:500;line-height:1.3}
.rline .rt b{display:block;color:var(--ink);font-size:14px;font-weight:700}
.rline .rp{font-weight:900;font-size:17px;font-variant-numeric:tabular-nums}
.stats{display:flex;justify-content:space-between;gap:8px}
.stat{flex:1;text-align:center;background:var(--card);border:2.5px solid var(--ink);border-radius:14px;padding:10px 4px}
.stat b{display:block;font-weight:900;font-size:22px}
.stat span{font-size:11px;font-weight:700;color:var(--muted)}
.countdown{text-align:center;font-weight:700;color:var(--muted)}
.countdown b{color:var(--ink);font-variant-numeric:tabular-nums}
.hide{display:none!important}

.hl{display:flex;align-items:center;gap:10px;min-width:0}
.back{flex:none;width:36px;height:36px;border-radius:50%;border:2.5px solid var(--ink);background:var(--card);box-shadow:0 3px 0 var(--ink);display:grid;place-items:center;color:var(--ink);text-decoration:none;transition:transform .08s,box-shadow .08s}
.back:active{transform:translateY(3px);box-shadow:0 0 0 var(--ink)}
.back svg{width:18px;height:18px}
@media (max-width:380px){.logo{font-size:24px}}
@media (max-width:420px){.logo{font-size:22px}.hr{gap:10px}.dots{gap:4px}.dot{width:8px;height:8px}}

/* volume button: a plain round icon button */
.mute{width:36px;height:36px;padding:0;border-radius:50%;border:2.5px solid var(--ink);background:var(--card);color:var(--ink);box-shadow:0 3px 0 var(--ink);display:grid;place-items:center;opacity:1;cursor:pointer;transition:transform .08s,box-shadow .08s}
.mute:active{transform:translateY(3px);box-shadow:0 0 0 var(--ink)}
.mute[aria-pressed="true"]{color:var(--muted)}