:root{color-scheme:light;--paper:#f2f2f2;--card:#fff;--ink:#242824;--muted:#757a76;--line:#e3e5e3;--charge:#14c95c;--charge-glow:#14c95c59;--charge-ink:#04220f;--drained:#55595a;--shell:#b9bdba;--negative:#e5372b;--charge-yellow:#f0c000;--charge-orange:#ff8a1f;--lit:#0b8f3f;--unlit:#b3b8b5;--green:#0e9f47;--lime:#dcf8e6;--orange:#e0a400;--red:#c66b57;--display:"Chakra Petch","Arial Narrow",sans-serif;--sans:"Space Grotesk",Arial,sans-serif;--mono:"JetBrains Mono",monospace;--shadow:0 18px 50px #0b2a1612}
:root[data-theme=dark]{color-scheme:dark;--paper:#000;--card:#101412;--ink:#f3f3e9;--muted:#9aa39c;--line:#262d29;--charge:#39ff88;--charge-glow:#39ff8873;--charge-ink:#04220f;--drained:#3a3e3c;--shell:#3d4842;--negative:#ff4d4d;--charge-yellow:#ffd23f;--charge-orange:#ff9a2e;--lit:#effff4;--unlit:#4d544f;--green:#39ff88;--lime:#0f2a1b;--orange:#ffd23f;--red:#df8a75;--shadow:0 0 0 1px #39ff880d,0 24px 70px #000}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(ellipse 90% 340px at 50% -60px,color-mix(in srgb,var(--charge) 13%,transparent),transparent) no-repeat,var(--paper);color:var(--ink);font-family:var(--sans);min-height:100vh;transition:background .25s,color .25s}
button,input{font:inherit}
button{color:inherit}
.site-shell{width:min(100% - 40px,720px);margin:auto}
.topbar{position:relative;height:76px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.return-button{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid var(--line);border-radius:6px;text-transform:uppercase;letter-spacing:1px;font-family:var(--display);background:var(--card);color:var(--ink);font-size:12px;font-weight:600;white-space:nowrap;cursor:pointer;transition:border-color .2s}
.return-button:hover{border-color:var(--green)}
.return-short{display:none}
.wordmark{text-decoration:none;color:var(--ink);font:700 22px var(--display);letter-spacing:1.5px;text-transform:uppercase;display:flex;align-items:center;gap:10px}
.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--charge);color:var(--charge-ink);box-shadow:0 0 14px var(--charge-glow)}
.top-actions{display:flex;gap:8px}
.icon-button{width:38px;height:38px;border:1px solid var(--line);background:var(--card);border-radius:8px;cursor:pointer;font-size:16px;display:grid;place-items:center;transition:transform .2s,border-color .2s}
.icon-button:hover{transform:translateY(-2px);border-color:var(--charge);box-shadow:0 0 12px var(--charge-glow)}
main{padding:47px 0 34px}
.intro{text-align:center;margin-bottom:28px}
.score-box{display:flex;flex-direction:column;align-items:center;min-height:118px;padding-top:16px}
.score-box-label{color:var(--green);font:500 10px var(--mono);letter-spacing:3px}
.score-box-note{color:var(--ink);font:500 13px var(--mono);letter-spacing:.5px;min-height:16px}
.score-box-note.pop{animation:pop .84s cubic-bezier(.2,.8,.2,1) .3s both}
@keyframes pop{from{opacity:0;transform:translateY(6px) scale(.96)}to{opacity:1;transform:none}}
.date-line{display:flex;justify-content:center;align-items:center;gap:9px;color:var(--muted);font:500 10px var(--mono);letter-spacing:2.5px}
.live-dot{width:7px;height:7px;background:var(--charge);border-radius:50%;box-shadow:0 0 8px var(--charge);animation:live 1.6s ease-in-out infinite}
@keyframes live{50%{opacity:.35;box-shadow:0 0 2px var(--charge)}}
.date-rule{width:24px;height:1px;background:var(--line)}
.game-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:22px clamp(20px,5vw,40px) 30px;min-height:400px;overflow:hidden}
.game-card::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--charge) 30%,var(--charge) 70%,transparent);box-shadow:0 0 12px var(--charge)}
.progress-row{display:flex;justify-content:space-between;align-items:center;padding-bottom:17px;border-bottom:1px solid var(--line)}
.progress-label{display:flex;align-items:center;gap:10px;font:500 10px var(--mono);letter-spacing:2.5px;color:var(--green)}
.progress-dots{display:flex;gap:4px}
.progress-dot{width:16px;height:7px;border:1px solid var(--shell);border-radius:2px}
.progress-dot.done{border-color:var(--charge);background:var(--charge);box-shadow:0 0 8px var(--charge-glow)}
.progress-dot.current{border-color:var(--charge);animation:cell 1.2s ease-in-out infinite}
@keyframes cell{50%{background:color-mix(in srgb,var(--charge) 45%,transparent)}}
.question-body{padding:32px 0 8px}
.question-text{font:600 clamp(22px,4.8vw,29px)/1.25 var(--display);letter-spacing:0;margin:0 0 12px;max-width:550px}
.question-hint{color:var(--muted);font:500 11px var(--mono);letter-spacing:1px;margin:0;line-height:1.55}
.hint-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:baseline;gap:8px}
.reaction{color:var(--orange);font:700 13px var(--display);letter-spacing:1px;text-transform:uppercase;white-space:nowrap;opacity:0}
.reaction.pop{animation:pop .84s cubic-bezier(.2,.8,.2,1) 1.3s both}
.reaction.shown{opacity:1}
.guess-display{display:flex;justify-content:center;align-items:baseline;gap:5px;margin:24px 0 3px}
.guess-input{width:150px;border:0;border-bottom:2px solid var(--line);border-radius:0;background:transparent;color:var(--ink);text-align:center;font:700 49px/1.1 var(--mono);letter-spacing:-2px;outline:none;padding:0 2px 7px;font-variant-numeric:tabular-nums}
.guess-input:focus{border-color:var(--charge);box-shadow:0 8px 14px -12px var(--charge)}
.percent-sign{font:400 27px var(--mono);color:var(--muted)}
.range-labels{display:grid;grid-template-columns:1fr auto 1fr;color:var(--muted);font:500 10px var(--mono);letter-spacing:1px;margin-top:11px}.range-labels span:last-child{text-align:right}
.range-wrap+.lock-button{margin-top:26px}
.range-wrap{position:relative;padding:10px 0 2px}
.lock-button,.next-button,.share-button{width:100%;border:0;border-radius:6px;background:var(--charge);color:var(--charge-ink);font:700 15px var(--display);letter-spacing:2px;text-transform:uppercase;padding:15px 18px;cursor:pointer;box-shadow:0 6px 22px var(--charge-glow);transition:transform .18s,filter .18s,box-shadow .18s}
.lock-button:hover,.next-button:hover,.share-button:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 30px var(--charge-glow),0 0 0 1px var(--charge)}
.lock-button:focus-visible,.next-button:focus-visible,.share-button:focus-visible,button:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.reveal{animation:rise .84s cubic-bezier(.2,.8,.2,1) both}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.answer-label{display:block;color:var(--green);font:500 10px var(--mono);letter-spacing:3px;margin-bottom:4px}
.comparison{padding:30px 0 2px}
.reveal-row{position:relative;display:flex;justify-content:center;align-items:baseline;gap:14px;margin:24px 0 3px}
.reveal-guess{transition:color .9s ease,text-shadow .9s ease}
/* The guess lights up by how close it was (litStyle in percentle.mjs). */
.reveal-row.go .reveal-guess{color:var(--lit-color);text-shadow:var(--lit-glow)}
/* A supercharged guess (no charge lost) is struck by lightning just as the answer appears: the bolt
   cracks down from the top of the card and flickers, the card flashes and jolts, the numbers flare
   white-hot, and "SUPERCHARGED" lands above them. */
.strike{--strike-core:#fff;position:absolute;left:50%;bottom:50%;width:210px;height:min(330px,62vw);transform:translateX(-50%);overflow:visible;pointer-events:none;z-index:4;opacity:0}
:root:not([data-theme=dark]) .strike{--strike-core:#0a7a35}
.strike polyline{fill:none;stroke-linejoin:miter;stroke-linecap:round;vector-effect:non-scaling-stroke}
.strike-glow{stroke:var(--charge);stroke-width:16;opacity:.6;filter:blur(5px)}
.strike-core{stroke:var(--strike-core);stroke-width:5}
.reveal-row.go .strike{animation:strike-draw .1s ease-in 1.3s both,strike-flash .65s linear 1.3s both}
.reveal-row.instant .strike{display:none}
@keyframes strike-draw{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0)}}
@keyframes strike-flash{0%,22%{opacity:1}28%{opacity:.15}34%{opacity:1}55%{opacity:.8}100%{opacity:0}}
.game-card.struck{animation:jolt .35s ease-out 1.38s}
@keyframes jolt{0%,100%{transform:none}25%{transform:translateY(5px)}55%{transform:translateY(-2px)}}
.game-card.struck::after{content:"";position:absolute;inset:0;z-index:5;pointer-events:none;background:radial-gradient(circle at 50% 45%,color-mix(in srgb,var(--charge) 60%,#fff),transparent 70%);opacity:0;animation:card-flash .5s ease-out 1.38s both}
@keyframes card-flash{0%{opacity:0}12%{opacity:.55}100%{opacity:0}}
.reveal-row.struck.go .reveal-num{animation:white-hot .8s ease-out 1.38s}
@keyframes white-hot{0%{filter:brightness(2.2) drop-shadow(0 0 12px var(--charge))}100%{filter:none}}
.supercharged{--glow-core:#effff4;position:absolute;left:50%;top:-12px;z-index:3;transform:translate(-50%,-100%);font:700 clamp(20px,5.6vw,30px)/1 var(--display);letter-spacing:clamp(3px,1vw,6px);text-transform:uppercase;white-space:nowrap;color:var(--glow-core);text-shadow:0 0 3px var(--charge),0 0 10px var(--charge),0 0 24px var(--charge),0 0 46px var(--charge-glow);opacity:0;pointer-events:none}
:root:not([data-theme=dark]) .supercharged{--glow-core:var(--green)}
.supercharged::before{content:"";position:absolute;inset:-22px -46px;z-index:-1;background:radial-gradient(closest-side,var(--charge-glow),transparent)}
.reveal-row.go .supercharged{animation:land .4s cubic-bezier(.3,1.5,.5,1) 1.42s both}
.reveal-row.instant .supercharged{opacity:1;animation:none}
@keyframes land{from{opacity:0;transform:translate(-50%,-100%) scale(1.8)}to{opacity:1;transform:translate(-50%,-100%) scale(1)}}
.reveal-row.lower{flex-direction:row-reverse}
.reveal-num{font:700 44px/1.1 var(--mono);letter-spacing:-2px;font-variant-numeric:tabular-nums;white-space:nowrap}
.reveal-num small{font:400 24px var(--mono);color:var(--muted);margin-left:2px}
.reveal-answer,.reveal-answer small{color:var(--ink)}
.reveal-answer{border-bottom:3px solid currentColor;padding-bottom:3px}
.reveal-arrow{font:400 30px var(--mono);color:var(--muted)}
.reveal-arrow,.reveal-answer{opacity:0;transition:opacity .6s ease .6s,transform .7s ease .6s}
.reveal-answer{transform:translateX(-10px);transition-delay:.84s}
.reveal-row.lower .reveal-answer{transform:translateX(10px)}
.reveal-row.go .reveal-arrow,.reveal-row.go .reveal-answer{opacity:1;transform:none}
.instant,.instant *{transition:none!important}
/* YOU and ANSWER are thin ticks across the battery bar: YOU's label sits above it, ANSWER's below. */
.marker{position:absolute;top:-8px;bottom:-8px;width:3px;border-radius:2px;transform:translateX(-50%);z-index:3}
.marker.guess{background:var(--ink);transition:background-color .9s ease,box-shadow .9s ease}
.comparison.answered .marker.guess{background:var(--lit-color);box-shadow:var(--lit-glow)}
.marker.answer{background:var(--ink);opacity:0;transition:opacity .5s 1.2s}
.comparison.answered .marker.answer{opacity:1}
.marker-caption{position:absolute;top:calc(100% + 4px);left:50%;white-space:nowrap;transform:translateX(-50%);font:9px var(--mono);color:var(--muted)}
.marker.guess .marker-caption{top:auto;bottom:calc(100% + 4px)}
.source-note{background:var(--paper);padding:12px 14px;border-radius:4px;border-left:3px solid var(--charge);color:var(--muted);font-size:11px;line-height:1.55}
.source-note a{color:var(--green);font-weight:700;text-underline-offset:2px}
.next-button{margin-top:17px}
.archive-list{display:flex;gap:7px;flex-wrap:wrap}.archive-chip{border:1px solid var(--line);background:var(--card);border-radius:4px;padding:8px 12px;font:10px var(--mono);cursor:pointer}.archive-chip:hover{border-color:var(--charge);box-shadow:0 0 10px var(--charge-glow)}
.final-score{text-align:center;padding:40px 0 22px}.final-score h2{font:700 27px var(--display);margin:12px 0 6px}.final-score p{color:var(--muted);font-size:12px;margin:0}
.secondary-button{margin-top:9px;background:transparent;color:var(--ink);border:1px solid var(--shell);box-shadow:none}
.secondary-button:hover{border-color:var(--charge);box-shadow:0 0 14px var(--charge-glow)}
.stat-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin:16px 0}.stat-card{padding:14px;background:var(--paper);border-radius:6px;border-top:2px solid var(--charge)}.stat-card span{display:block;color:var(--muted);font:9px var(--mono);letter-spacing:.6px}.stat-card strong{display:block;font:700 24px var(--mono);letter-spacing:-1px;margin-top:6px}
.hist-empty{color:var(--muted);font-size:12px;padding:20px 0}
.crowd-panel{margin-top:17px;padding:19px;background:var(--paper);border:1px solid var(--line);border-radius:6px}.crowd-title{font:700 19px var(--display);letter-spacing:.5px;margin:0}.crowd-copy,.crowd-status{font-size:11px;line-height:1.6;color:var(--muted)}.crowd-copy{margin:7px 0 13px}.crowd-action{width:100%;padding:12px 14px;background:transparent;color:var(--green);border:1px solid var(--green);border-radius:6px;font-size:12px;font-weight:700;cursor:pointer}.crowd-action:hover{background:var(--lime)}.crowd-action:disabled{opacity:.6;cursor:wait}.crowd-position{margin:7px 0 12px;text-align:center;font-size:12px;color:var(--muted)}.crowd-position strong{color:var(--green);font:500 18px var(--mono)}.crowd-line{display:block;width:100%;max-width:400px;height:auto;margin:12px auto 0;overflow:visible}.crowd-line .line-axis{stroke:var(--line);stroke-width:3}.crowd-line .you-marker{fill:var(--orange);stroke:var(--card);stroke-width:2}.crowd-line text{fill:var(--muted);font:9px var(--mono)}.crowd-line .you-label{fill:var(--green);font-weight:500}
dialog{width:min(440px,calc(100% - 32px));border:1px solid var(--line);border-top:2px solid var(--charge);border-radius:10px;background:var(--card);color:var(--ink);padding:25px 27px 29px;box-shadow:0 24px 80px #0002}dialog::backdrop{background:#000b;backdrop-filter:blur(3px)}.dialog-head{position:absolute;top:18px;right:18px}.close-button{font-size:21px}.dialog-title{font:700 29px var(--display);margin:17px 0 12px}dialog h2{font:700 29px var(--display);margin:4px 48px 12px 0}dialog p,dialog li{font-size:13px;line-height:1.7;color:var(--muted)}dialog p strong{color:var(--ink)}.dialog-actions{display:flex;gap:9px}.dialog-actions button{flex:1}
.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,15px);opacity:0;pointer-events:none;border-radius:6px;background:var(--charge);color:var(--charge-ink);font-weight:700;box-shadow:0 0 22px var(--charge-glow);padding:11px 16px;font-size:12px;transition:.2s;z-index:5}.toast.visible{opacity:1;transform:translate(-50%,0)}
[hidden]{display:none!important}
@media(max-width:520px){.site-shell{width:min(100% - 28px,720px)}.topbar{height:64px}.return-button{padding:7px 10px;font-size:11px;gap:4px}.return-full{display:none}.return-short{display:inline}main{padding:36px 0 20px}.intro{margin-bottom:25px}.game-card{padding:17px 19px 24px;border-radius:13px;min-height:380px}.question-body{padding-top:25px}.guess-input{font-size:44px}.reveal-num{font-size:36px}.reveal-num small{font-size:20px}.reveal-row{gap:10px}.dialog-actions{flex-direction:column}}
/* Start screen: shown on every visit until the player taps into the game. */
.start-screen{display:none;text-align:center;max-width:440px;margin:0 auto;padding:12px 0 20px;animation:rise .84s cubic-bezier(.2,.8,.2,1) both}
body.starting .start-screen{display:block}
body.starting .intro,body.starting #gameCard,body.starting #recap{display:none}
.start-mark{display:inline-grid;place-items:center;width:68px;height:68px;border-radius:12px;background:var(--charge);color:var(--charge-ink);box-shadow:0 0 22px var(--charge),0 0 54px var(--charge-glow)}
.start-title{font:700 clamp(46px,13vw,72px)/1 var(--display);margin:20px 0 12px;letter-spacing:4px;text-transform:uppercase;text-shadow:0 0 28px var(--charge-glow)}
.start-goal{color:var(--muted);font-size:15px;line-height:1.5;margin:0 auto 26px;max-width:340px}
.start-rules{text-align:left;background:var(--card);border:1px solid var(--line);border-left:3px solid var(--charge);border-radius:6px;padding:18px 20px 12px 18px;margin:0 0 22px;font-size:14px;line-height:1.5}
.start-button{font-size:17px;padding:18px;box-shadow:0 0 18px var(--charge),0 6px 48px var(--charge-glow)}
.start-button:hover{box-shadow:0 0 24px var(--charge),0 6px 56px var(--charge-glow)}
/* Pressing Play floods the screen with charge, then the glow fades off the game. */
.charge-flash{position:fixed;inset:0;z-index:50;pointer-events:none;background:radial-gradient(circle at 50% 58%,color-mix(in srgb,var(--charge) 55%,#fff) 0%,var(--charge) 45%,color-mix(in srgb,var(--charge) 82%,#000) 100%);opacity:0;animation:charge-in .4s ease-in both}
.charge-flash.fading{animation:charge-out 1s ease-out both}
@keyframes charge-in{from{opacity:0}to{opacity:1}}
@keyframes charge-out{from{opacity:1}to{opacity:0}}
.start-edition{color:var(--muted);font:500 10px var(--mono);letter-spacing:2.5px;text-transform:uppercase;margin:16px 0 0}
/* The Next button waits until the answer has been on screen a moment, then fades in. */
#nextButton{opacity:0;visibility:hidden;transition:opacity .5s ease,visibility 0s .5s,transform .18s,filter .18s}
#nextButton.shown{opacity:1;visibility:visible;transition:opacity .5s ease,visibility 0s,transform .18s,filter .18s}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
.rules{margin:4px 0 20px;padding-left:0;list-style:none}.rules li{position:relative;margin:0 0 8px;padding-left:24px}.rules li::before{content:"";position:absolute;left:3px;top:3px;width:11px;height:15px;background:var(--charge);clip-path:polygon(60% 0,0 58%,45% 58%,30% 100%,100% 38%,55% 38%,75% 0);filter:drop-shadow(0 0 3px var(--charge))}.rules li strong{color:var(--ink)}
.recap{display:flex;flex-direction:column;gap:9px;margin-top:18px}
.recap-item{position:relative;padding:13px 16px;background:var(--card);border:1px solid var(--line);border-radius:6px}
.recap-badge{display:inline-block;margin-bottom:7px;padding:3px 8px;border-radius:3px;background:var(--charge);color:var(--charge-ink);font:700 9px var(--mono);letter-spacing:1px;text-transform:uppercase}
.recap-question{margin:0 0 6px;font-size:13px;line-height:1.45;color:var(--ink)}
.recap-numbers{display:flex;flex-wrap:wrap;gap:4px 14px;margin:0;font:500 12px var(--mono);color:var(--muted)}
.dialog-subtitle{font:500 10px var(--mono);letter-spacing:3px;text-transform:uppercase;color:var(--green);margin:6px 0 10px}
.recent-games{display:flex;gap:6px;align-items:stretch;height:118px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.recent-bar{position:relative;flex:1;min-width:0;display:flex;align-items:flex-end;padding:0;border:0;background:none;cursor:pointer}
.recent-bar-fill{display:block;width:100%;border-radius:2px 2px 0 0;background:color-mix(in srgb,var(--charge) 55%,var(--card));transition:background-color .2s}
.recent-bar:hover .recent-bar-fill{background:var(--charge);box-shadow:0 0 10px var(--charge-glow)}
.recent-bar.selected .recent-bar-fill{background:var(--orange)}
.recent-bar-fill.negative{background:color-mix(in srgb,var(--negative) 70%,var(--card))}
.recent-bar-date{position:absolute;left:50%;bottom:-18px;transform:translateX(-50%);font:9px var(--mono);color:var(--muted);white-space:nowrap}
.recent-bar.selected .recent-bar-date{color:var(--ink)}
.recent-detail{margin:12px 0 4px;text-align:center;font-size:13px;color:var(--muted);min-height:20px}
.recent-detail strong{font:500 15px var(--mono);color:var(--ink)}
/* ---------- Battery ---------- */
/* Outline with a nub on the right; the cell inside holds the fill, set by --level (0–100). */
.battery{--level:100;position:relative;border:3px solid var(--shell);border-radius:9px;padding:4px;margin-right:9px;background:var(--card)}
.battery::after{content:"";position:absolute;left:100%;top:50%;width:6px;height:38%;margin-left:3px;transform:translateY(-50%);border-radius:0 4px 4px 0;background:var(--shell)}
.battery-cell{position:relative;height:100%}
.battery-fill{position:absolute;left:0;top:0;bottom:0;width:calc(var(--level) * 1%);border-radius:4px;background:var(--fill,var(--charge));box-shadow:0 0 16px color-mix(in srgb,var(--fill,var(--charge)) 45%,transparent),inset 0 0 8px #fff4;z-index:1}
.battery-value{position:absolute;inset:0;display:grid;place-items:center;font:700 30px/1 var(--mono);letter-spacing:-1.5px;color:var(--ink);font-variant-numeric:tabular-nums;z-index:2;white-space:nowrap}
/* A dark copy of the number, clipped to the green, so it stays readable on both sides of the fill. */
.battery-value.lit{color:var(--charge-ink);clip-path:inset(0 calc(100% - var(--level) * 1%) 0 0)}
/* Running score box */
.score-battery{width:min(240px,64vw);height:76px;margin:8px 9px 10px 0}
.drain-chip{position:absolute;right:-14px;top:-12px;padding:3px 7px;border-radius:99px;background:var(--drained);color:#fff;font:500 12px var(--mono);opacity:0;pointer-events:none;z-index:4}
.drain-chip.fly{animation:chip-fly 1.8s cubic-bezier(.2,.8,.2,1) .5s both}
.drain-chip.no-drain{background:var(--charge);color:var(--charge-ink);font-weight:700;box-shadow:0 0 14px var(--charge-glow);white-space:nowrap;padding-left:19px}
.drain-chip.no-drain::before{content:"";position:absolute;left:7px;top:50%;width:8px;height:11px;transform:translateY(-50%);background:currentColor;clip-path:polygon(60% 0,0 58%,45% 58%,30% 100%,100% 38%,55% 38%,75% 0)}
@keyframes chip-fly{0%{opacity:0;transform:translateY(8px) scale(.8)}20%{opacity:1;transform:translateY(0) scale(1)}70%{opacity:1}100%{opacity:0;transform:translate(14px,-26px) scale(.9)}}
/* Guess bar: the slider sits invisibly over the battery so the fill end is what you drag. */
.bar-battery{height:50px;margin-right:9px}
.bar-battery .battery-fill{transition:none}
.battery-range{position:absolute;left:-12px;top:-10px;width:calc(100% + 24px);height:calc(100% + 20px);margin:0;appearance:none;-webkit-appearance:none;background:transparent;cursor:ew-resize;z-index:4;outline:none}
.battery-range::-webkit-slider-runnable-track{background:transparent;height:100%}
.battery-range::-moz-range-track{background:transparent}
.battery-range::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:100%;background:transparent;border:0}
.battery-range::-moz-range-thumb{width:24px;height:100%;background:transparent;border:0}
.bar-battery:has(.battery-range:focus-visible){outline:3px solid var(--orange);outline-offset:3px}
/* The electric end of the guess bar: the fill's jagged edge (three shapes that snap in turn),
   and a bright hot line along it. It overlaps the fill's end. */
.bar-battery{--zap-core:color-mix(in srgb,var(--charge) 55%,#fff)}
/* On the white light-mode card a white-hot tip just looks washed out, so it stays solid green. */
:root:not([data-theme=dark]) .bar-battery{--zap-core:var(--charge)}
/* The fill heats toward its tip, matching the white-hot jagged edge. */
#guessBattery .battery-fill{border-radius:4px 0 0 4px;box-shadow:0 0 16px var(--charge-glow);background:linear-gradient(90deg,var(--charge) 0,var(--charge) calc(100% - 70px),var(--zap-core) calc(100% - 10px))}
.zap{--zap-hot:#f2fff6;position:absolute;left:max(-4px,calc(var(--level) * 1% - 11px));top:0;width:26px;height:100%;overflow:visible;z-index:3;pointer-events:none}
:root:not([data-theme=dark]) .zap{--zap-hot:#0a7a35}
.zap polygon{fill:var(--zap-core)}
.zap polyline{fill:none;stroke:var(--zap-hot);stroke-width:1.7;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 2px var(--charge)) drop-shadow(0 0 7px var(--charge))}
.zap-frame{opacity:0;animation:zap-frame .24s steps(1) infinite}
.zap-2{animation-delay:-.08s}.zap-3{animation-delay:-.16s}
@keyframes zap-frame{0%{opacity:1}33.4%,100%{opacity:0}}
/* Reveal: a guess that was too high drains back to the answer (gray shows where the charge was);
   one that was too low grows a gray stretch from the guess out to the answer. */
.drained{position:absolute;top:0;bottom:0;border-radius:6px;background:var(--drained);z-index:0}
.comparison .battery-fill{transition:width 1.2s cubic-bezier(.3,.7,.2,1) .3s}
.comparison.too-low .drained{transform:scaleX(0);transform-origin:left;transition:transform 1.2s cubic-bezier(.3,.7,.2,1) .3s}
.comparison.too-low.answered .drained{transform:scaleX(1)}
/* Results battery */
.result-battery-wrap{display:flex;justify-content:center;margin:14px 0 4px}
.result-battery{width:min(260px,54vw);height:104px}
.result-battery .battery-value{font-size:clamp(32px,8vw,42px)}
/* Small battery icon used in the wordmark and start screen. */
.battery-glyph{position:relative;display:block;width:16px;height:10px;border:2px solid currentColor;border-radius:3px;margin-right:3px}
.battery-glyph::before{content:"";position:absolute;left:1px;top:1px;bottom:1px;width:60%;border-radius:1px;background:currentColor}
.battery-glyph::after{content:"";position:absolute;left:100%;top:50%;width:2px;height:4px;margin-left:1px;transform:translateY(-50%);border-radius:0 1px 1px 0;background:currentColor}
.start-mark .battery-glyph{transform:scale(2)}
@media(max-width:520px){.bar-battery{height:44px}.score-battery{height:66px}.result-battery{height:90px}.battery-value{font-size:26px}}
/* Out of charge, step 1: the empty battery shows a blinking "!" and red alarm lights pulse round the screen. */
.battery.alarm{animation:alarm-border .7s steps(1) infinite}
@keyframes alarm-border{50%{border-color:var(--negative)}}
.battery.alarm .battery-value{visibility:hidden}
.battery.alarm .battery-cell::after{content:"!";position:absolute;inset:0;display:grid;place-items:center;z-index:3;font:700 46px/1 var(--display);color:var(--negative);animation:alarm-blink .7s steps(1) infinite}
@keyframes alarm-blink{50%{opacity:.2}}
.alarm-lights{position:fixed;inset:0;z-index:40;pointer-events:none}
.alarm-glow{position:absolute;inset:0;box-shadow:inset 0 0 140px 36px color-mix(in srgb,var(--negative) 65%,transparent);animation:alarm-pulse 1.25s ease-in-out infinite}
@keyframes alarm-pulse{0%,100%{opacity:.15}50%{opacity:1}}
/* Step 2: the lights flicker like in the movies (one flicker, a beat, two quick ones) and go out. */
.power-out .site-shell{animation:power-out 1.7s linear forwards}
@keyframes power-out{0%{filter:none}0.5%,7%{filter:grayscale(1) brightness(.2)}7.5%,59%{filter:none}59.5%,63%{filter:grayscale(1) brightness(.2)}63.5%,67%{filter:none}67.5%,71%{filter:grayscale(1) brightness(.2)}71.5%,75%{filter:none}75.5%,100%{filter:grayscale(1) brightness(.2)}}
/* The alarm keeps going through the flicker, but the red lights and the "!" cut out with every
   flicker of the lights (same timings as power-out above) and stay out once the lights do. */
.power-out .alarm-lights{animation:power-out-shown 1.7s linear forwards}
.power-out .battery.alarm .battery-cell::after{animation:alarm-blink .7s steps(1) infinite,power-out-shown 1.7s linear forwards}
@keyframes power-out-shown{0%,7%{visibility:hidden}7.5%,58.5%{visibility:visible}59%,63%{visibility:hidden}63.5%,66.5%{visibility:visible}67%,71%{visibility:hidden}71.5%,74.5%{visibility:visible}75%,100%{visibility:hidden}}
/* Once the lights are out for good (body.lights-out, set from percentle.mjs), the outline stops flashing too. */
.lights-out .battery.alarm{animation:none}
/* The out-of-charge screen stays powered down: all gray, no glow, and it fades up out of the dark. */
body.dead,body.power-out{background:var(--paper)}
.dead .site-shell{filter:grayscale(1) brightness(.82);animation:power-dim .9s ease-out both}
@keyframes power-dim{from{filter:grayscale(1) brightness(.3)}to{filter:grayscale(1) brightness(.82)}}
.dead *{box-shadow:none!important;text-shadow:none!important}
.dead .game-card::before{display:none}
.dead-score{padding-top:34px}
.dead-battery .battery-value{display:none}
.out-title{font:700 clamp(34px,9vw,48px)/1 var(--display)!important;letter-spacing:3px;text-transform:uppercase;margin:22px 0 10px!important}
.out-where{font:500 13px var(--mono)!important;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.recap-item.unreached{opacity:.6;border-style:dashed}
.recap-item.unreached .recap-badge{background:var(--line);color:var(--muted)}
/* "Drain by question": the results graph and the one question box under it. */
.log{padding:16px 16px 12px;background:var(--card);border:1px solid var(--line);border-radius:6px}
.log-title{margin:0 0 12px;font:500 10px var(--mono);letter-spacing:3px;text-transform:uppercase;color:var(--green)}
.log-graph{position:relative;height:150px;margin:0 6px 4px 34px}
.log-graph svg{display:block;width:100%;height:100%;overflow:visible;animation:log-draw 1.4s ease-in-out .2s both}
.log-grid{stroke:var(--line);stroke-width:1;vector-effect:non-scaling-stroke}
.log-area{fill:url(#logFill);opacity:0;animation:log-fade .6s ease-out 1.2s forwards}
.log-line{fill:none;stroke:var(--charge);stroke-width:3;stroke-linejoin:round;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 4px var(--charge-glow))}
.log-unreached{fill:none;stroke:var(--muted);stroke-width:2;stroke-dasharray:3 3;vector-effect:non-scaling-stroke;opacity:.6}
@keyframes log-draw{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0)}}
@keyframes log-fade{to{opacity:1}}
.log-axis{position:absolute;right:calc(100% + 8px);transform:translateY(-50%);font:500 9px var(--mono);color:var(--muted)}
.log-step{position:absolute;width:22px;height:22px;transform:translate(-50%,-50%);border:2px solid var(--card);border-radius:50%;background:var(--fill);color:var(--charge-ink);font:700 10px var(--mono);cursor:pointer;box-shadow:0 0 10px color-mix(in srgb,var(--fill) 60%,transparent);opacity:0;animation:log-fade .3s ease-out both}
.log-step:nth-of-type(1){animation-delay:0.45s}
.log-step:nth-of-type(2){animation-delay:0.70s}
.log-step:nth-of-type(3){animation-delay:0.95s}
.log-step:nth-of-type(4){animation-delay:1.20s}
.log-step:nth-of-type(5){animation-delay:1.45s}
.log-step.selected,.log-step:hover{outline:2px solid var(--ink);outline-offset:2px}
.log-step.unreached-step{--fill:var(--line);color:var(--muted);box-shadow:none}
#logDetail .log-row{margin-top:9px;animation:rise .35s ease-out both}
.log-row-head{display:flex;align-items:center;gap:8px;margin-bottom:7px}
.log-row-head .recap-badge{margin:0}
.log-q{font:700 11px var(--mono);color:var(--green);letter-spacing:1px}
.log-cost{margin-left:auto;font:700 12px var(--mono);color:var(--ink)}
.mini-bar{position:relative;height:10px;margin:4px 0 9px;border:2px solid var(--shell);border-radius:4px;background:var(--card)}
.mini-fill{position:absolute;left:0;top:0;bottom:0;background:var(--charge);border-radius:2px 0 0 2px;box-shadow:0 0 8px var(--charge-glow)}
.mini-gap{position:absolute;top:0;bottom:0;background:var(--drained)}
.mini-tick{position:absolute;top:-5px;bottom:-5px;width:2px;transform:translateX(-50%);border-radius:1px}
.mini-tick.answer{background:var(--ink)}