*{box-sizing:border-box} :root{--paper:#f6f6f2;--ink:#171917;--line:#d5d6d0;--muted:#72756e}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}button,input,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer;background:transparent;border:0}button:hover{background:#e6e7e0}button:focus-visible,a:focus-visible{outline:2px solid var(--ink);outline-offset:4px}header{height:85px;margin:0 4.2%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--ink)}.brand{font:bold 19px 'Courier New',monospace;color:inherit;text-decoration:none;display:flex;align-items:center;gap:10px}.mark{font-size:42px;line-height:1}.micro,button,small{font-family:'Courier New',monospace;font-size:10px;letter-spacing:.07em}header button{padding:12px 0 12px 16px}main{margin:0 4.2%}.intro{padding:51px 0 30px}.live{display:inline-block;width:6px;height:6px;background:var(--ink);margin-right:9px}h1{font:normal clamp(50px,5.9vw,94px)/.98 'Courier New',monospace;letter-spacing:-.075em;margin:30px 0 22px}h1 span{color:#858880}.intro p{font-size:14px;line-height:1.6}.intro-bottom{margin-top:33px;line-height:1.7;color:var(--muted)}main{display:grid;grid-template-columns:1fr 1fr}.visual{position:relative;border-left:1px solid var(--line);min-width:0;overflow:hidden}.figure-caption{position:absolute;top:24px;left:25px;right:0;display:flex;justify-content:space-between;align-items:center;z-index:1;font-size:9px}.figure-caption button{font-size:9px;padding:10px}canvas{width:100%;height:100%;position:absolute;inset:0;cursor:crosshair}.visual-bottom{position:absolute;bottom:22px;left:25px;right:10px;display:flex;justify-content:space-between;font-size:8px;color:var(--muted);pointer-events:none}.game{grid-column:1/-1;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-top:15px}.game-top{display:flex;justify-content:space-between;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}h2{font:normal 24px 'Courier New',monospace;letter-spacing:-.06em;margin:9px 0 0}.score{display:flex;align-items:center;gap:16px}.score span{font:36px 'Courier New',monospace;letter-spacing:-.07em}.score small{font-size:9px}.game-body{display:grid;grid-template-columns:1fr 1fr}.rules-area{padding:26px 35px 29px 0}.rule-label{display:flex;justify-content:space-between;color:var(--muted)}ol{list-style:none;padding:0;margin:20px 0}li{display:flex;gap:16px;align-items:center;margin:12px 0;font-size:15px;animation:enter .35s ease}li .num{font:10px 'Courier New',monospace;color:var(--muted)}li.latest{font-weight:bold}.progress{height:2px;background:var(--line);margin-top:25px}.progress div{height:100%;width:0;background:var(--ink);transition:width .5s}.answer-area{border-left:1px solid var(--line);padding:26px 0 24px 30px}.input-wrap{display:flex;border-bottom:1px solid var(--ink);margin-top:20px}input{border:0;outline:0;min-width:0;width:100%;background:transparent;font:30px 'Courier New',monospace;letter-spacing:-.06em;padding:10px 0}input:focus{box-shadow:0 2px var(--ink)}input::placeholder{color:#96998f}.submit{background:var(--ink);color:var(--paper);width:51px;flex-shrink:0;font-size:25px;margin:0 0 7px}.submit:hover{background:#44483f}#feedback{min-height:43px;padding:13px 0 8px;font-size:12px;line-height:1.5}#feedback.error{font-weight:bold}#feedback.success{font-weight:bold}.actions{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:11px}.actions button{padding:8px 0}.actions span{color:var(--muted);margin-left:10px}#history{color:var(--muted);margin-top:13px;line-height:1.8}footer{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;padding:23px 0;color:var(--muted);font-size:8px}footer button{font-size:8px}dialog{background:var(--paper);color:var(--ink);border:1px solid var(--ink);width:min(560px,90vw);padding:24px}dialog::backdrop{background:#0008;backdrop-filter:blur(4px)}.dialog-top{display:flex;justify-content:space-between;border-bottom:1px solid var(--ink);padding-bottom:15px}.dialog-top button{font-size:23px}dialog h3{font:30px 'Courier New',monospace;letter-spacing:-.05em}dialog p{font-size:14px;line-height:1.7}dialog .words{font:13px/1.9 'Courier New',monospace}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@keyframes enter{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(min-width:1500px){body{max-width:1600px;margin:auto}}@media(max-width:700px){header{height:68px}.edition{display:none}main{grid-template-columns:1fr}.intro{padding-top:32px;padding-bottom:24px}h1{font-size:64px;margin:24px 0}.intro-bottom{display:none}.intro p{margin-bottom:0}.visual{height:260px;border-left:0;border-top:1px solid var(--line)}.figure-caption{top:10px;left:0;font-size:8px}.visual-bottom{bottom:10px;left:0;font-size:7px}.game{margin-top:0}.game-top{padding:19px 0}h2{font-size:19px}.game-top .micro{font-size:8px}.score{gap:7px}.score span{font-size:29px}.score small{font-size:8px}.game-body{grid-template-columns:1fr}.rules-area{padding:22px 0 14px}.answer-area{padding:22px 0;border-left:0;border-top:1px solid var(--line)}li{font-size:14px}footer{gap:15px;flex-wrap:wrap;font-size:7px}footer span:nth-child(2){order:3;width:100%}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* Focused start screen and dedicated game view. */
[hidden]{display:none!important}.brand .mark{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:#171917;color:#f6f6f2}.mark svg{width:21px;height:21px}main{grid-template-columns:1fr;min-height:calc(100svh - 85px)}.intro{padding:clamp(45px,7vh,90px) 0 55px}.intro h1{font-size:clamp(62px,8.2vw,125px);max-width:1000px;line-height:.96;margin:34px 0 27px}.intro h1 br:nth-of-type(1){display:none}.intro h1 span br{display:none}.intro p{font-size:16px;line-height:1.6;max-width:480px}.start-button{display:flex;align-items:center;justify-content:space-between;gap:55px;background:var(--ink);color:var(--paper);padding:22px 25px;font-size:14px;letter-spacing:-.02em;margin-top:35px;min-width:300px}.start-button:hover{background:#393d35}.start-button span{font-size:21px}.intro-bottom{margin-top:19px;line-height:1.9;font-size:9px}footer{align-self:end;border-top:1px solid var(--line)}.playing main{display:block;min-height:calc(100svh - 85px)}.playing .game{margin-top:45px}.playing .game-top{padding-top:0;padding-bottom:25px}.back-button{color:var(--muted);font-size:10px;padding:10px 0;margin-bottom:25px}.playing .game-body{min-height:320px}.playing footer{margin-top:55px;border-top:0}.playing .game-top h2{font-size:clamp(24px,3vw,45px);margin-top:14px}.playing .game-top .score span{font-size:55px}.playing .answer-area{padding-top:35px}.playing .rules-area{padding-top:35px}.playing li{margin:22px 0}.playing input{font-size:38px}.playing .input-wrap{margin-top:30px}
@media(max-width:700px){main{min-height:calc(100svh - 68px)}.intro{padding:45px 0 50px}.intro h1{font-size:clamp(49px,12vw,78px);letter-spacing:-.08em}.intro h1 br:nth-of-type(1){display:block}.intro h1 span br{display:block}.intro p{font-size:14px}.intro-bottom{display:block}.start-button{width:100%;min-width:0;max-width:400px;font-size:13px;padding:20px}.playing .game-top .score span{font-size:32px}.playing .game-top{gap:15px}.playing .game-top h2{font-size:22px}.playing .game-body{min-height:0}.playing .game{margin-top:18px}.playing .rules-area{padding-top:24px}.playing .answer-area{padding-top:25px}.playing input{font-size:31px}.playing footer{margin-top:22px}.back-button{margin-bottom:15px}}
.header-nav{display:flex;align-items:center;gap:22px}.header-nav button{padding:12px 0;font-size:10px}.header-nav .account-button{display:flex;align-items:center;gap:10px;padding:11px 15px;border:1px solid var(--ink);max-width:200px}.account-button #accountLabel{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-icon{font-size:15px}.nav-count{display:inline-block;margin-left:4px;border:1px solid var(--line);padding:2px 4px;font-size:8px}header .edition{font-size:8px}.community-tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-top:20px}.community-tabs button{padding:13px 0;color:var(--muted)}.community-tabs [aria-selected=true]{color:var(--ink);box-shadow:0 2px var(--ink)}.community-eyebrow{margin-top:30px;color:var(--muted);font-size:9px}#communityBody h3{font-size:34px;line-height:1.05;margin:20px 0}#communityBody .community-note{font-size:11px;line-height:1.7;color:var(--muted);margin-top:22px}.community-primary{display:block;width:100%;background:var(--ink);color:var(--paper);padding:18px;margin-top:20px;text-align:left;font-size:12px}.community-primary:hover{background:#393d35}#profileForm label{display:block;margin-top:25px}#profileForm input{font-size:24px;border-bottom:1px solid var(--ink);margin:8px 0 10px}#profileForm small{display:block;font-size:9px;color:var(--muted)}.profile-heading{display:flex;align-items:center;gap:15px}.profile-heading h3{overflow-wrap:anywhere}.avatar{display:grid;place-items:center;flex-shrink:0;width:33px;height:33px;border:1px solid var(--line);font:15px 'Courier New',monospace}.profile-heading .avatar{width:45px;height:45px;background:var(--ink);color:var(--paper)}.profile-stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;margin-top:15px}.profile-stats strong{display:block;font:30px 'Courier New',monospace}.profile-stats span{font:8px 'Courier New',monospace;color:var(--muted)}.text-action{padding:15px 0;font-size:10px;color:var(--muted)}.list-heading{border-bottom:1px solid var(--line);padding:15px 0 12px;color:var(--muted);font-size:9px}.player-row{display:flex;align-items:center;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}.player-info{flex:1;min-width:0}.player-info strong{display:block;font:13px 'Courier New',monospace;overflow-wrap:anywhere}.player-info small{display:block;font-size:8px;color:var(--muted);margin-top:6px}.player-row button{border:1px solid var(--line);padding:9px;font-size:9px}.ranking-caption{display:flex;justify-content:space-between;align-items:center;font:9px 'Courier New',monospace;margin-top:25px}.demo-badge{border:1px solid var(--line);padding:5px}.rank-table{width:100%;border-collapse:collapse;font:13px 'Courier New',monospace;margin-top:10px}.rank-table th{font-size:8px;color:var(--muted);font-weight:normal;text-align:left;padding:13px 8px;border-bottom:1px solid var(--ink)}.rank-table td{padding:17px 8px;border-bottom:1px solid var(--line)}.rank-table td:last-child,.rank-table th:last-child{text-align:right}.rank-table small{font-size:8px}.your-rank{background:var(--ink);color:var(--paper)}dialog{max-height:90svh;overflow:auto}#communityBody{animation:enter .2s ease}@media(max-width:1050px){header .edition{display:none}}@media(max-width:700px){header{height:auto;min-height:70px;gap:10px;flex-wrap:wrap;padding:17px 0 12px}.header-nav{gap:15px;flex-wrap:wrap;justify-content:flex-end;flex:1}.header-nav button{font-size:9px}.header-nav #help{display:none}.header-nav .account-button{padding:9px;max-width:125px}.nav-count{display:none}.brand{font-size:15px;gap:7px}.brand .mark{width:25px;height:25px}.community-tabs{gap:25px}#communityBody h3{font-size:29px}.player-row{gap:9px}.player-row button{font-size:8px;padding:8px 6px}.player-info strong{font-size:11px}}@media(max-width:370px){.header-nav{gap:9px}.account-icon{display:none}.header-nav .account-button{padding:8px}.brand{font-size:13px}}
.game-metrics{display:flex;align-items:center;gap:35px}.timer{min-width:100px;border-right:1px solid var(--line);padding-right:25px}.timer>div:first-child{display:flex;flex-direction:column;gap:5px}.timer #timer{font:30px 'Courier New',monospace;letter-spacing:-.06em;font-variant-numeric:tabular-nums}.timer small{font-size:8px;color:var(--muted)}.timer-track{height:2px;background:var(--line);margin-top:10px}.timer-track div{height:100%;width:100%;background:var(--ink);transition:width .1s linear}.timer.urgent{background:var(--ink);color:var(--paper);padding:10px 15px;border:0}.timer.urgent small{color:var(--paper)}.timer.urgent .timer-track div{background:var(--paper)}@media(max-width:700px){.game-metrics{gap:13px}.timer{min-width:72px;padding-right:12px}.timer #timer{font-size:23px}.timer small{font-size:7px}.game-top{flex-wrap:wrap}.playing .game-top h2{font-size:21px}.timer.urgent{padding:8px}.playing .game-top .score{flex-direction:column;gap:2px;align-items:flex-end}.game-metrics{margin-left:auto}}
.results{grid-column:1/-1;padding:45px 0 20px}.result-eyebrow{color:var(--muted)}.result-heading{display:flex;align-items:center;justify-content:space-between;gap:25px}.result-heading h1{font-size:clamp(48px,6vw,88px);margin:30px 0 35px}.result-score{text-align:right;flex-shrink:0}.result-score strong{display:block;font:clamp(70px,9vw,130px)/1 'Courier New',monospace;letter-spacing:-.09em}.result-score>span{font:10px 'Courier New',monospace}.result-stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}.result-stats>div{padding:25px 25px 18px;border-right:1px solid var(--line)}.result-stats>div:first-child{padding-left:0}.result-stats>div:last-child{border:0}.result-stats>div>span{font:9px 'Courier New',monospace;letter-spacing:.07em;color:var(--muted)}.result-stats strong{display:block;font:45px 'Courier New',monospace;margin-top:14px;letter-spacing:-.06em}.result-stats small{font-size:16px;color:var(--muted)}.result-stats p{font-size:12px;line-height:1.5;color:var(--muted)}.result-columns{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:35px 0;border-bottom:1px solid var(--line)}.result-section-label{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:16px;font-size:9px}.result-section-label span{color:var(--muted);font-size:8px}.distribution{display:flex;align-items:flex-end;gap:14px;height:205px;padding:25px 0}.dist-bin{flex:1;position:relative;text-align:center}.dist-bar{background:#d1d3ca;width:100%;max-height:130px}.dist-bin.selected .dist-bar{background:var(--ink)}.dist-count{display:block;font:9px 'Courier New',monospace;color:var(--muted);margin-bottom:6px}.dist-bin small{display:block;font:8px 'Courier New',monospace;margin-top:8px;white-space:nowrap}.dist-bin b{position:absolute;top:100%;left:0;right:0;margin-top:5px;font:9px 'Courier New',monospace}.result-note{font-size:11px;color:var(--muted);line-height:1.6;margin-top:20px}.round-results>div{display:flex;gap:17px;align-items:center;border-bottom:1px solid var(--line);padding:15px 0;font-size:13px}.round-results strong{margin-left:auto;font:18px 'Courier New',monospace}.round-results strong small{font-size:9px;color:var(--muted)}.round-results .micro{color:var(--muted)}.next-daily{display:flex;align-items:center;gap:25px;padding:27px 0}.next-daily>div{margin-right:auto}.next-daily p{font-size:13px;color:var(--muted)}.next-daily button{border:1px solid var(--ink);padding:15px;font-size:10px}.next-daily #shareResult{background:var(--ink);color:var(--paper)}#shareStatus{white-space:pre-wrap;line-height:1.7}#resultTitle:focus{outline:0}@media(max-width:700px){.results{padding-top:28px}.result-heading{gap:10px}.result-heading h1{font-size:40px}.result-score strong{font-size:64px}.result-score>span{font-size:8px}.result-stats>div{padding:20px 10px}.result-stats strong{font-size:32px}.result-stats>div>span{font-size:7px}.result-stats p{font-size:10px}.result-stats small{font-size:12px}.result-columns{grid-template-columns:1fr;gap:30px;padding-top:25px}.next-daily{flex-wrap:wrap;gap:12px}.next-daily>div{width:100%}.next-daily button{flex:1}.distribution{gap:10px}.dist-bin small{font-size:7px}}
.round-summary{padding:38px 0 42px;animation:enter .25s ease}.round-summary>.micro{color:var(--muted)}.round-points{font:clamp(65px,8vw,110px)/1 'Courier New',monospace;letter-spacing:-.08em;margin:22px 0}.round-points span{font-size:11px;letter-spacing:.08em;margin-left:20px}.round-summary p{font-size:15px;line-height:1.6}.round-summary .pause-note{margin-top:25px;font-size:9px;line-height:1.8}.round-summary button{display:flex;justify-content:space-between;align-items:center;gap:45px;min-width:300px;padding:20px;background:var(--ink);color:var(--paper);margin-top:22px;font-size:12px}.round-summary button:hover{background:#393d35}.round-summary button span{font-size:20px}@media(max-width:700px){.round-summary{padding:30px 0}.round-summary button{width:100%;min-width:0}.round-summary p{font-size:14px}.round-points{font-size:80px}}
.round-summary{position:relative;overflow:hidden}.round-summary.reward-impact{animation:none}.reward-impact .round-points{animation:points-land .62s cubic-bezier(.2,.8,.2,1) both;transform-origin:left center}.reward-impact>p{animation:reward-copy .35s .16s both}.reward-impact .pause-note,.reward-impact #continueRound{animation:reward-copy .35s .26s both}.reward-signal{position:absolute;right:5%;top:75px;height:95px;width:140px;display:flex;align-items:center;justify-content:center;gap:7px;pointer-events:none}.reward-signal i{display:block;width:2px;height:7px;background:var(--ink);animation:signal-hit .65s cubic-bezier(.2,.7,.1,1) both;animation-delay:calc(var(--n,0)*18ms)}.reward-signal i:nth-child(3n){--n:2;height:45px}.reward-signal i:nth-child(3n + 1){--n:1;height:22px}.reward-signal i:nth-child(4n){--n:3;height:75px}.reward-signal i:nth-child(5n){--n:4;height:95px}.score-impact{animation:score-hit .4s ease-out}.answer-shake{animation:answer-shake .3s ease-out}@keyframes points-land{0%{opacity:0;transform:translateY(-32px) scale(.92);filter:blur(3px)}35%{opacity:1;transform:translateY(9px) scale(1.035);filter:blur(0)}60%{transform:translateY(-4px) scale(.992)}82%{transform:translateY(2px)}100%{transform:translateY(0) scale(1)}}@keyframes signal-hit{0%{opacity:0;transform:scaleY(.05)}28%{opacity:1;transform:scaleY(1)}65%{opacity:.5;transform:scaleY(.3)}100%{opacity:.14;transform:scaleY(.1)}}@keyframes reward-copy{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}@keyframes score-hit{0%,100%{transform:translateY(0)}30%{transform:translateY(5px)}65%{transform:translateY(-2px)}}@keyframes answer-shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-5px)}40%{transform:translateX(4px)}60%{transform:translateX(-3px)}80%{transform:translateX(1px)}}@media(max-width:700px){.reward-signal{width:75px;gap:4px;right:2%;top:65px}.reward-signal i{width:1px}.round-points{max-width:80%;font-size:clamp(55px,17vw,80px)}}@media(prefers-reduced-motion:reduce){.reward-signal{display:none}}
.correction-actions{display:flex;gap:10px;margin:12px 0;flex-wrap:wrap}.correction-actions button{padding:12px;border:1px solid var(--ink);font-size:11px}.correction-actions button:first-child{background:var(--ink);color:var(--paper)}
.ready-screen{padding:35px 0 60px}.ready-screen .back-button{display:block;margin-bottom:40px}.ready-screen h1{font-size:clamp(60px,8vw,110px);margin:30px 0}.ready-screen p{font-size:16px;line-height:1.7}.ready-details{margin-top:30px;color:var(--muted);line-height:1.8}.guide-modal{width:min(1040px,94vw)}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:25px 0}.guide-grid figure{margin:0;min-width:0}.guide-grid img{display:block;width:100%;aspect-ratio:1.76;object-fit:cover;object-position:top;border:1px solid var(--line);background:var(--paper)}.guide-grid figcaption{font-size:12px;line-height:1.7;margin-top:13px}.guide-grid b{display:block;font:10px 'Courier New',monospace;margin-bottom:9px}.guide-modal>div h3{font-size:36px}.ready-screen[hidden]{display:none}@media(max-width:700px){.guide-grid{grid-template-columns:1fr;gap:28px}.ready-screen h1{font-size:clamp(50px,12vw,80px)}.ready-screen p{font-size:14px}.ready-details{font-size:8px}.guide-modal{padding:20px}}
.rotation-heading{margin-top:65px;padding-top:25px;border-top:1px solid var(--line);color:var(--muted);line-height:1.8}.category-rotation{display:grid;grid-template-columns:repeat(4,1fr);margin-top:18px;border-top:1px solid var(--line);border-left:1px solid var(--line)}.category-card{padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.category-card .micro{font-size:8px;color:var(--muted)}.category-card h3{font:22px 'Courier New',monospace;letter-spacing:-.05em;margin:18px 0 10px}.category-card p{font-size:12px;line-height:1.6;margin:0}.category-card.today-category{background:var(--ink);color:var(--paper)}.category-card.today-category .micro{color:#c4c7bd}.ready-screen h1{max-width:1000px}@media(max-width:900px){.category-rotation{grid-template-columns:repeat(2,1fr)}}@media(max-width:500px){.category-card{padding:17px}.category-card h3{font-size:20px}.category-card p{font-size:11px}.rotation-heading{margin-top:45px}}
.random-button{border:1px solid var(--ink);padding:17px 24px;font-size:12px;margin-top:14px;min-width:300px;text-align:left}.random-subtitle{margin-top:10px;color:var(--muted);font-size:8px}.random-stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:25px 0;gap:20px}.random-stats span{font:9px 'Courier New',monospace;color:var(--muted)}.random-stats strong{display:block;font:40px 'Courier New',monospace;margin-top:12px}.profile-random{margin:22px 0;padding:18px;border:1px solid var(--line);color:var(--muted)}.profile-random p{font-size:12px;margin:10px 0}.profile-random strong{font:24px 'Courier New',monospace;color:var(--ink)}.profile-random small{font-size:9px;line-height:1.6}.footer-actions{display:flex;gap:20px}#reportText{width:100%;resize:vertical;border:1px solid var(--line);background:transparent;color:var(--ink);font:14px/1.6 'Courier New',monospace;padding:12px;margin-top:12px}#reportText:focus{outline:1px solid var(--ink)}@media(max-width:700px){.random-button{width:100%;max-width:400px;min-width:0}.random-stats{gap:12px}.random-stats strong{font-size:30px}.random-stats span{font-size:8px}.footer-actions{gap:15px}}

footer a{color:inherit;text-decoration:none}footer a:hover{text-decoration:underline}footer{flex-wrap:wrap;gap:18px}.footer-actions{flex-wrap:wrap}#modalContent a{color:inherit;text-underline-offset:3px}

.category-rotation{margin-top:55px;grid-template-columns:repeat(3,minmax(0,1fr))}.category-card{appearance:none;display:block;text-align:left;background:transparent;color:var(--ink);font:inherit;cursor:pointer;transition:background .18s,color .18s;min-width:0}.category-card>.micro:first-child{display:flex;justify-content:space-between}.category-card h3{font-size:30px}.category-card .topic-action{display:block;margin-top:30px}.category-card:hover{background:var(--ink);color:var(--paper)}.category-card:hover .micro{color:var(--paper)}.category-card:focus-visible{outline:2px solid var(--ink);outline-offset:4px;position:relative;z-index:1}@media(max-width:700px){.category-rotation{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:35px}.category-card h3{font-size:24px}}@media(prefers-reduced-motion:reduce){.category-card{transition:none}}

.site-footer{border-top:1px solid var(--line);padding:24px 0;gap:20px;align-items:center}.footer-credit{font-size:9px;letter-spacing:.04em}.footer-nav{display:flex;align-items:center;gap:26px}.footer-nav>a,.footer-more>summary{font:10px "Courier New",monospace;letter-spacing:.02em;padding:10px 0}.footer-more{position:relative}.footer-more>summary{list-style:none;cursor:pointer;display:flex;gap:14px;align-items:center}.footer-more>summary::-webkit-details-marker{display:none}.footer-more[open]>summary span{transform:rotate(45deg)}.footer-more>summary:focus-visible{outline:2px solid var(--ink);outline-offset:4px}.footer-menu{position:absolute;bottom:calc(100% + 12px);right:0;width:210px;padding:8px;border:1px solid var(--line);background:var(--paper);box-shadow:0 6px 24px #1719170c;z-index:20;display:grid}.footer-menu button{padding:13px 12px;text-align:left;font-size:10px;color:var(--ink);letter-spacing:.02em}.footer-menu button+button{border-top:1px solid var(--line)}@media(max-width:600px){.site-footer{align-items:flex-start;gap:12px}.footer-credit{width:100%;font-size:8px}.footer-nav{width:100%;justify-content:space-between;gap:16px}.footer-menu{width:min(230px,80vw)}}

.hint-clue{border-left:2px solid var(--ink);padding:12px 15px;margin:4px 0 18px;font:12px/1.7 "Courier New",monospace;background:#17191705}

.account-form{display:grid;gap:12px;margin-top:22px}.account-form input{font:16px Arial,sans-serif;letter-spacing:normal;padding:12px;border:1px solid var(--line);width:100%}.account-form label{margin-top:8px}.account-form small{font-size:10px;line-height:1.6}.account-email{overflow-wrap:anywhere}.account-divider{text-align:center;margin:24px 0;color:var(--muted)}.account-switches{display:flex;flex-wrap:wrap;gap:12px}.account-switches button{font-size:10px}.google-signin{border:1px solid var(--ink);background:transparent;color:var(--ink)}#accountStatus{font-size:12px;line-height:1.6}#accountStatus.error{font-weight:bold}.account-delete{margin-left:16px;color:var(--muted)}

#soundToggle{font:inherit;font-size:inherit;color:inherit;padding:0;background:none;border:0;cursor:pointer}#soundToggle:hover{text-decoration:underline}#soundToggle:focus-visible{outline:1px solid currentColor;outline-offset:5px}

/* Visible sound control and compact navigation. */
.header-actions{display:flex;align-items:center;gap:14px;min-width:0}.nav-menu{display:contents}.nav-menu>summary{display:none}.header-actions .header-nav{display:flex;align-items:center;gap:20px}.header-actions .header-nav button{padding:12px 0}.header-actions #soundToggle{display:grid;place-items:center;width:44px;height:44px;padding:11px;border:1px solid var(--line);border-radius:50%;flex-shrink:0;color:var(--ink)}.header-actions #soundToggle:hover{background:#e6e7e0}.header-actions svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.header-actions #soundToggle[aria-pressed="false"]{color:var(--muted)}.header-actions .account-button{padding:12px 0;max-width:145px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-menu summary:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
@media(max-width:700px){
 header{position:sticky;top:0;z-index:30;background:var(--paper);height:64px;margin:0;padding:0 18px;border-bottom:1px solid var(--line);gap:12px}.brand{font-size:16px;gap:8px;flex-shrink:0}.brand .mark{width:26px;height:26px}.header-actions{gap:10px}.header-actions #soundToggle{width:42px;height:42px;padding:10px}.header-actions .account-button{font-size:10px;max-width:85px;padding:12px 0}.account-icon{display:none}.nav-menu{display:block;order:3}.nav-menu>summary{display:grid;place-items:center;list-style:none;width:42px;height:42px;cursor:pointer}.nav-menu>summary::-webkit-details-marker{display:none}.nav-menu:not([open]) .header-nav{display:none}.nav-menu[open] .header-nav{display:grid;position:absolute;right:18px;top:58px;min-width:210px;background:var(--paper);border:1px solid var(--ink);box-shadow:0 12px 24px #17191714;padding:8px;gap:0}.header-actions .header-nav button{text-align:left;padding:16px 12px;min-height:48px;font-size:12px}.header-actions .header-nav button+button{border-top:1px solid var(--line)}
 main{margin:0 18px;min-height:calc(100svh - 64px)}.intro{padding:30px 0 28px}.intro>.micro{font-size:8px;letter-spacing:.035em}.intro h1{font-size:clamp(44px,11.4vw,74px);line-height:1.02;margin:25px 0 28px;letter-spacing:-.065em}.intro .start-button{width:100%;max-width:none;min-width:0;margin-top:20px;padding:19px 20px;font-size:14px}.intro .random-button{max-width:none;width:100%;margin-top:10px;padding:17px 20px}.random-subtitle{font-size:8px;margin-top:9px}.category-rotation{margin-top:28px}.category-card{padding:17px 14px}.category-card h3{font-size:23px;margin:14px 0 8px}.category-card p{font-size:12px;line-height:1.5;letter-spacing:normal}.category-card .topic-action{font-size:8px;margin-top:18px}.category-card>.micro:first-child{font-size:8px}.intro-bottom{display:none}
 .playing main{min-height:calc(100svh - 64px)}.playing .game{margin-top:16px}.playing .game-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:0 0 15px;align-items:end}.playing .game-top h2{display:none}.playing .game-top .back-button{margin:0 0 10px;padding:8px 0;min-height:34px}.playing .game-top .micro{font-size:9px;line-height:1.5;max-width:145px}.playing .game-metrics{gap:14px;align-items:center}.playing .score{min-width:0;padding-left:14px;gap:3px;display:flex;flex-direction:column;align-items:flex-start}.playing .game-top .score span{font-size:34px;line-height:1}.playing .score small{font-size:8px}.timer{min-width:66px}.timer span{font-size:27px}.timer small{font-size:7px}.playing .game-body{min-height:0}.playing .rules-area{padding:18px 0 16px}.playing .rule-label{font-size:9px}.playing ol{margin:12px 0 0}.playing li{font-size:14px;line-height:1.35;margin:9px 0;gap:12px;align-items:baseline}.playing li .num{font-size:9px;flex:0 0 16px}.playing li.latest{border-left:2px solid var(--ink);padding-left:10px;margin-left:-12px}.playing .progress{margin-top:15px}.playing .answer-area{padding:17px 0 20px}.playing .answer-area>.micro{font-size:8px}.playing .input-wrap{margin-top:13px}.playing input{font-size:30px;padding:10px 0}.submit{min-height:44px;width:46px}.playing #feedback{font-size:12px;min-height:44px;padding:12px 0}.actions{gap:18px}.actions button{min-height:44px;font-size:10px}.playing #history{font-size:8px;margin-top:10px;line-height:1.6}.playing footer{margin-top:24px;padding:20px 0}.round-summary{padding:28px 0;min-height:0}.round-summary .round-points{font-size:72px;max-width:100%}.round-summary>p{font-size:14px}.round-summary button{min-height:48px;width:100%;text-align:left}.ready-screen{padding:22px 0 34px}.ready-screen .back-button{margin-bottom:22px}.ready-screen h1{margin:24px 0;font-size:clamp(42px,12vw,70px)}.ready-screen .start-button{width:100%;min-width:0;margin-top:24px}.ready-details{line-height:1.7;font-size:9px}
 dialog{width:calc(100% - 28px);max-height:calc(100dvh - 28px);padding:18px;overflow:auto}dialog h3{font-size:29px;margin:22px 0 16px}dialog p{font-size:13px;line-height:1.6}.community-tabs{gap:4px}.community-tabs button{padding:12px 9px;font-size:11px}.account-form input{min-height:46px;font-size:16px}.account-switches{gap:8px;flex-direction:column;align-items:flex-start}.account-switches button{min-height:40px;text-align:left}.footer-nav{gap:16px}.site-footer{padding:20px 0}.result-heading h1{font-size:48px}.distribution{overflow-x:auto}.random-stats strong{font-size:28px}
}
@media(max-width:360px){header{padding:0 12px}.header-actions{gap:4px}.brand{font-size:14px}.header-actions .account-button{max-width:65px}main{margin:0 14px}.playing .game-metrics{gap:8px}.playing .score{padding-left:10px}.playing .game-top .micro{max-width:130px;font-size:8px}}
@media(max-width:700px){header{min-height:64px;flex-wrap:nowrap}.nav-menu[open] .header-nav{justify-content:stretch;align-items:stretch;width:230px;max-width:calc(100vw - 36px)}.header-actions .header-nav #help{display:block}.header-actions .header-nav button{width:100%}.profile-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}}
/* Mobile game: whitespace establishes hierarchy instead of repeated rules. */
@media(max-width:700px){
 body.playing header{border-bottom:0}
 .playing .game{border:0;margin-top:8px}
 .playing .game-top{border:0;padding-bottom:12px;align-items:center}
 .playing .game-top .micro{color:var(--muted);font-size:9px;letter-spacing:.02em}
 .playing .game-top .back-button{margin-bottom:8px}
 .playing .game-metrics .score{border:0;padding-left:12px}
 .playing .game-top .score span{font-size:27px;color:var(--muted)}
 .playing .timer-track{display:none}
 .playing .timer{border:0}
 .playing .timer span{font-size:32px;color:var(--ink)}
 .playing .rules-area{padding:22px 0 20px}
 .playing .rule-label{font-size:9px;color:var(--muted);letter-spacing:.04em}
 .playing ol{margin:16px 0 0}
 .playing li{margin:8px 0;font-size:13px;color:var(--muted);line-height:1.45}
 .playing li.latest{border:0;margin:16px 0 0;padding:0;color:var(--ink);font-size:20px;font-weight:600;line-height:1.35;letter-spacing:-.025em}
 .playing li.latest:first-child{margin-top:0}
 .playing li .num{font-size:9px;color:var(--muted);flex:0 0 16px}
 .playing .progress{display:none}
 .playing .answer-area{border:0;padding:12px 0 20px}
 .playing #stage{display:none}
 .playing .input-wrap{border:0;margin-top:8px;background:#eeefe9;padding:8px 8px 8px 15px;gap:8px}
 .playing .input-wrap input{font-size:29px;padding:9px 0;box-shadow:none}
 .playing .input-wrap:focus-within{outline:1px solid var(--muted);outline-offset:2px}
 .playing .submit{margin:0;align-self:center;min-height:46px;width:46px;font-size:24px}
 .playing #feedback{padding:13px 1px 0;min-height:43px;color:var(--muted);font-size:12px}
 .playing #feedback.error{color:var(--ink)}
 .playing .actions{border:0;padding-top:6px;justify-content:flex-start;gap:20px}
 .playing .actions #restart{display:none}
 .playing .actions #hint{padding:8px 0;color:var(--muted)}
 .playing #history{margin-top:12px;color:var(--muted);font-size:8px}
 .playing footer{border:0;margin-top:30px;padding-top:10px;opacity:.8}
 .playing .round-summary{border:0}
}
@media(max-width:700px){.playing li.latest .num{display:none}.playing #feedback.context{display:none}.playing .actions{margin-top:12px}.playing .input-wrap{outline:none}.playing .input-wrap:focus-within{outline:1px solid var(--line)}}