@font-face{font-family:'Noto Sans JP';src:url('fonts/regular.ttf?v=streak1') format('truetype');font-weight:400 500;font-display:swap}@font-face{font-family:'Noto Sans JP';src:url('fonts/bold.ttf?v=streak1') format('truetype');font-weight:600 900;font-display:swap}
:root{--paper:#f5f4ec;--ink:#181818;--lime:#dcff58;--pink:#f8a2cb;--muted:#686862;--line:#d7d7cd}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font-family:'Space Grotesk','Noto Sans JP',sans-serif}button,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:3px solid #6b51f7;outline-offset:5px}[hidden]{display:none!important}header,main,footer{max-width:1200px;margin:auto}header{height:112px;display:flex;align-items:center;justify-content:space-between;padding:0 42px}.brand{font-size:28px;font-weight:900;letter-spacing:-1.8px}.brand>span:first-child{font-size:20px;margin:0 2px}.brand-dot{font-size:12px;margin-left:8px;vertical-align:top;color:#869b24}main{padding:36px 42px 80px}.text-button{border:0;background:none;color:inherit;padding:8px 0;font-size:13px;font-weight:700}.eyebrow{font-size:11px;font-weight:700;letter-spacing:1.7px;display:flex;align-items:center;gap:9px}.live-dot{height:7px;width:7px;background:var(--ink);border-radius:50%}.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;padding:40px 0 64px}.kicker{font-size:14px;font-weight:700;letter-spacing:.06em;margin:0 0 19px}h1{font-size:clamp(40px,5.5vw,66px);line-height:1.38;letter-spacing:-.065em;font-weight:900;margin:0}.underline{position:relative;white-space:nowrap}.underline:after{content:'';position:absolute;left:0;right:0;bottom:0;height:15px;background:var(--lime);z-index:-1;transform:rotate(-2deg)}.intro{line-height:1.9;font-size:15px;margin:28px 0}.start-row{display:flex;align-items:center;gap:18px}.primary,.secondary{display:flex;justify-content:space-between;align-items:center;gap:28px;border:1.5px solid var(--ink);padding:19px 24px;font-size:15px;font-weight:800;background:var(--ink);color:var(--paper);border-radius:3px;transition:transform .18s,box-shadow .18s}.primary:hover,.secondary:hover{transform:translateY(-2px);box-shadow:3px 4px 0 #bfbfb5}.primary:active,.secondary:active{transform:translateY(0)}.micro{font-size:11px;color:var(--muted);white-space:nowrap}.random{margin-top:16px;color:var(--muted)}.hero-art{position:relative;height:385px;display:grid;place-items:center;transform:rotate(-5deg);background:var(--lime);border:1.5px solid var(--ink);border-radius:50% 50% 5px 5px;margin:0 0 0 30px}.clock-face{position:relative;width:224px;height:224px;border:2px solid var(--ink);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:repeating-conic-gradient(from 0deg,#181818 0deg 1deg,transparent 1deg 30deg);box-shadow:0 0 0 9px var(--lime),0 0 0 10.5px var(--ink)}.clock-face:before{content:'';position:absolute;inset:12px;border-radius:50%;background:var(--lime)}.clock-face b{font-size:142px;line-height:1;position:relative;font-weight:500;letter-spacing:-10px;margin-left:-8px}.clock-unit{position:relative;font-size:11px;letter-spacing:4px}.clock-hand{position:absolute;height:30px;width:2px;top:16px;background:var(--ink);z-index:2;transform-origin:50% 96px;transform:rotate(30deg)}.orbit-label{position:absolute;top:25px;font-size:14px;letter-spacing:5px;font-weight:700}.sticker{position:absolute;background:var(--pink);border:1.5px solid var(--ink);border-radius:50%;height:112px;width:112px;right:-15px;bottom:42px;display:grid;place-content:center;font-size:14px;font-weight:800;line-height:1.6;transform:rotate(16deg);box-shadow:3px 3px 0 var(--ink)}.art-caption{position:absolute;bottom:20px;letter-spacing:2px;font-size:9px}.rule-strip{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);display:flex;justify-content:space-between;gap:20px;padding:24px 0;font-size:12px;font-weight:700}.rule-strip b{font-size:11px;margin-right:15px;background:var(--ink);color:var(--lime);padding:5px 7px}.teaser{margin-top:48px;padding:25px;border:1px solid var(--line);display:flex;gap:24px;align-items:center;flex-wrap:wrap}.mini-label{font-size:10px;letter-spacing:1.5px;font-weight:700}.teaser p{margin:0;font-size:14px;font-weight:600}.teaser .text-button{margin-left:auto}.teaser #warmup-answer{width:100%;font-size:13px;font-weight:400;line-height:1.9;color:var(--muted)}footer{border-top:1px solid var(--line);padding:28px 42px;display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:13px;font-weight:700}.footer-note{font-size:9px;letter-spacing:1px;margin-left:20px;color:var(--muted)}#game{max-width:680px;margin:auto}.game-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.progress-dots{display:flex;gap:8px}.progress-dots span{height:5px;flex:1;background:var(--line)}.progress-dots .active{background:var(--ink)}.progress-dots .correct{background:#719825}.progress-dots .wrong{background:#dc6c95}.question-top{display:flex;justify-content:space-between;align-items:center;margin-top:22px;font-size:12px;font-weight:700}.timer{font-size:32px;font-variant-numeric:tabular-nums}.timer-track{height:4px;background:var(--line);margin-top:8px}.timer-track div{height:100%;background:var(--ink);transform-origin:left}.question-card{padding:42px 0 30px}.question-card h2{font-size:clamp(30px,5vw,48px);letter-spacing:-1.6px;line-height:1.35;margin:18px 0;outline:none}.question-card>p:last-child{color:var(--muted);font-size:13px;min-height:18px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:12px}.answer{border:1px solid var(--ink);border-radius:3px;background:transparent;text-align:left;min-height:74px;padding:16px;font-size:14px;font-weight:700;display:flex;gap:14px;align-items:center;color:var(--ink)}.answer .number{font-family:'Space Grotesk',sans-serif;border:1px solid var(--line);width:24px;height:24px;flex-shrink:0;display:grid;place-content:center;font-size:12px}.answer:hover:not(:disabled){background:#eae9df}.answer.correct{background:var(--lime)}.answer.wrong{background:var(--pink)}.answer:disabled{opacity:1}.answer.muted{color:var(--muted);border-color:var(--line)}.feedback{margin-top:24px;border-top:1px solid var(--ink);padding-top:10px}.feedback #verdict{font-size:20px;font-weight:800}.feedback #explanation{font-size:14px;line-height:1.9}.feedback .primary{width:100%;margin-top:22px}.keyboard-hint{font-size:10px;color:var(--muted);text-align:center;margin-top:25px}.result-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;margin:34px 0 64px}.score-card{background:var(--lime);border:1.5px solid var(--ink);padding:32px;box-shadow:7px 7px 0 var(--ink);transform:rotate(-1.5deg)}.result-score{display:flex;align-items:baseline;gap:15px;line-height:1.1;margin-top:25px}.result-score b{font-size:144px;letter-spacing:-9px;font-weight:500}.result-score span{font-size:36px}.score-card h2{font-size:25px;margin:10px 0}.score-card p{font-size:12px;line-height:1.8}.score-meta{display:flex;justify-content:space-between;gap:12px;font-size:10px;border-top:1px solid #9eaf49;padding-top:18px;margin-top:28px}.score-meta b{font-size:15px;margin-left:6px}#result-blocks{display:flex;gap:6px;margin-top:20px}#result-blocks span{background:var(--ink);color:var(--lime);width:30px;height:30px;display:grid;place-content:center;font-weight:700}.result-actions h2{font-size:30px;line-height:1.6;letter-spacing:-1px;margin:14px 0 30px}.result-actions .primary,.result-actions .secondary{width:100%;margin-bottom:12px}.secondary{background:transparent;color:var(--ink)}#save-status{font-size:12px;min-height:1em}.review-header{display:flex;justify-content:space-between;gap:20px;align-items:center;border-bottom:1px solid var(--ink)}.review-header h3{font-size:18px}.review-header span{font-size:11px;color:var(--muted)}.review-item{border-bottom:1px solid var(--line);padding:23px 0;display:grid;grid-template-columns:28px 1fr;gap:16px}.review-mark{font-weight:800}.review-item h4{font-size:18px;margin:0 0 10px}.review-item p{font-size:12px;color:var(--muted);line-height:1.9;margin:5px 0}.review-item .solution{font-weight:700;color:var(--ink)}.learn-card{background:#eae9df;border:1px solid var(--line);padding:32px;display:flex;gap:30px;align-items:center;justify-content:space-between;margin-top:48px;position:relative}.learn-card h3{font-size:24px;line-height:1.55;margin:14px 0}.learn-card p{font-size:12px;line-height:1.9;color:var(--muted)}.learn-card .secondary{font-size:12px;white-space:nowrap}.learn-card #pr-label{position:absolute;right:12px;top:10px;font-size:10px}.accuracy-note{font-size:10px;color:var(--muted);line-height:1.9;margin-top:24px}dialog{max-width:520px;width:calc(100% - 36px);padding:40px;border:1.5px solid var(--ink);background:var(--paper);color:var(--ink)}dialog::backdrop{background:#18181899}.dialog-close{position:absolute;right:14px;top:10px;background:none;border:0;font-size:26px}dialog h2{font-size:22px}dialog p{font-size:13px;line-height:1.9} @media(max-width:760px){header{height:82px;padding:0 22px}main{padding:20px 22px 50px}.hero{grid-template-columns:1fr;padding:28px 0 34px;gap:38px}h1{font-size:46px}.intro{font-size:14px;margin:23px 0}.hero-art{height:245px;max-width:340px;width:85%;margin:0 auto;border-radius:140px 140px 4px 4px}.clock-face{width:145px;height:145px}.clock-face b{font-size:92px;letter-spacing:-5px}.clock-unit{font-size:8px;letter-spacing:3px}.clock-hand{height:17px;top:13px;transform-origin:50% 59px}.orbit-label{font-size:10px;letter-spacing:4px;top:14px}.sticker{height:88px;width:88px;font-size:11px;bottom:22px;right:-21px}.art-caption{font-size:7px;bottom:12px}.rule-strip{flex-direction:column;gap:21px;padding:23px 0}.teaser{padding:19px;margin-top:26px;gap:14px}.teaser .text-button{margin:0}.teaser p{font-size:13px}.start-row{gap:12px;flex-wrap:wrap}.primary{font-size:14px;padding:18px 22px}.footer-note{display:none}footer{padding:25px 22px;font-size:12px}footer .text-button{font-size:11px}.result-layout{grid-template-columns:1fr;gap:40px;margin:28px 0 36px}.score-card{padding:25px;margin:0 6px}.result-score b{font-size:120px}.result-actions h2{font-size:26px;margin:8px 0 20px}.review-header{display:block;padding-bottom:16px}.learn-card{flex-direction:column;align-items:stretch;padding:25px}.learn-card .secondary{justify-content:center}.answers{gap:9px}.answer{padding:13px 10px;font-size:12px;gap:9px;min-height:79px}.question-card{padding-top:28px}.question-card h2{font-size:32px}.question-card>p:last-child{font-size:12px}.keyboard-hint{display:none}.feedback #verdict{font-size:18px}.eyebrow{font-size:9px;letter-spacing:1px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.auto-controls{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:11px;color:var(--muted);margin-top:10px}.auto-controls .text-button{font-size:11px}.hero{padding-bottom:30px}.hero-art:after{content:"";position:absolute;inset:22px;border-radius:50% 50% 4px 4px;border:1px solid #18181820;pointer-events:none}.feedback #explanation{font-weight:700}.feedback #verdict{margin:14px 0 8px}.feedback .primary{margin-top:14px}

@media(max-width:760px){h1{font-size:clamp(34px,10vw,46px)}}
/* Fixed viewport play screens. Longer answer reviews open in a dialog. */
html{height:100%;overscroll-behavior:none}body{height:100dvh;min-height:0;display:flex;flex-direction:column;overflow:hidden;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}header{height:56px;min-height:56px;width:100%;padding:0 24px}header nav{display:flex;gap:18px;align-items:center}.brand{font-size:24px}main{width:100%;flex:1;min-height:0;padding:8px 24px 16px;display:flex;flex-direction:column}.screen{height:100%;min-height:0;width:100%}#home{display:flex;align-items:center;justify-content:center}.hero{width:100%;padding:0;gap:35px;grid-template-columns:1.1fr 1fr}.hero-copy .intro{margin:22px 0}.hero-copy .primary{min-width:220px;display:inline-flex}.hero-copy .micro{display:block;margin:12px 0}.hero-art{height:clamp(220px,42dvh,365px);max-height:42dvh;max-width:400px}.sticker{width:95px;height:95px;right:-8px}.clock-face{width:190px;height:190px}.clock-face b{font-size:120px}.clock-hand{transform-origin:50% 79px}#game{max-width:680px;margin:auto;display:flex;flex-direction:column}.game-top{margin:0 0 8px;flex-shrink:0}.question-top{margin-top:12px;flex-shrink:0}.timer{font-size:30px}.question-card{padding:clamp(8px,2.4dvh,24px) 0 12px;min-height:0;display:flex;flex-direction:column;justify-content:center;flex:1}.question-card h2{font-size:clamp(24px,4.4vw,36px);line-height:1.25;letter-spacing:-.7px;overflow-wrap:anywhere;margin:12px 0}.question-card p{margin:0}.question-card>p:last-child{font-size:12px;line-height:1.4;min-height:0}.answers{flex-shrink:0;gap:8px}.answer{min-height:60px;padding:12px;font-size:13px;line-height:1.4}.feedback{flex-shrink:0;margin:12px 0 0;padding:6px 0 0;min-height:126px}.feedback[hidden]{display:block!important;visibility:hidden;pointer-events:none}.feedback #verdict{font-size:16px;margin:2px 0}.feedback #explanation{font-size:12px;margin:3px 0;line-height:1.4}.feedback .primary{min-height:40px;padding:9px 16px;margin-top:9px}.auto-controls{margin-top:2px;font-size:10px}.auto-controls .text-button{font-size:10px;padding:5px 0}#result{max-width:820px;margin:auto;display:flex;flex-direction:column;justify-content:center;gap:18px}.result-layout{margin:0;gap:28px;grid-template-columns:1.1fr 1fr;flex-shrink:0}.score-card{transform:none;box-shadow:4px 4px 0 var(--ink);padding:18px}.result-score{margin-top:5px;gap:10px}.result-score b{font-size:84px;letter-spacing:-5px}.result-score span{font-size:25px}.score-card h2{font-size:16px;margin:3px 0 9px}.score-meta{padding-top:9px;margin-top:9px;font-size:9px}.score-meta b{font-size:12px}#result-blocks{margin-top:10px;gap:5px}#result-blocks span{width:23px;height:23px;font-size:12px}.result-actions .primary,.result-actions .secondary{padding:12px 16px;min-height:44px;font-size:12px;margin-bottom:8px}#save-status{margin:0;font-size:10px;min-height:0}#save-status:empty{display:none}.learn-card{margin:0;background:var(--ink);color:var(--paper);padding:20px 24px;display:block;border:none;border-radius:5px}.ad-heading{display:flex;justify-content:space-between;align-items:center}.advertiser-wordmark{font-size:21px;font-weight:800;letter-spacing:-1px}.advertiser-wordmark span{color:var(--lime);font-size:8px;margin-left:4px}.learn-card #pr-label{position:static;font-size:9px;color:#c0c0b8}.ad-body{display:flex;justify-content:space-between;align-items:center;gap:12px}.learn-card h3{font-size:23px;line-height:1.3;margin:14px 0 6px;letter-spacing:-.7px}.learn-card p{color:#cbcbc3;font-size:12px;margin:5px 0}.ad-points{display:flex;gap:8px;font-size:10px;margin-top:10px}.ad-points span{border:1px solid #61615d;padding:4px 7px;border-radius:3px}.learn-card .primary{background:var(--lime);color:var(--ink);margin-top:16px;min-height:44px;padding:12px 17px;font-size:14px;box-shadow:none}.learn-card .ad-note{font-size:9px;text-align:center;margin:6px 0 0;color:#b9b9af}.voice-art{display:flex;align-items:center;justify-content:center;gap:5px;min-width:74px;height:65px;padding:14px;border:1px solid #757b59;border-radius:22px;background:#2c3321}.voice-art span{height:18px;width:5px;background:var(--lime);border-radius:4px}.voice-art span:nth-child(2),.voice-art span:nth-child(4){height:28px}.voice-art span:nth-child(3){height:40px}.replay{align-self:center;padding:8px 12px;font-size:12px;flex-shrink:0}.review-item{grid-template-columns:20px 1fr;gap:12px;padding:18px 0}.review-item h4{font-size:17px}.review-item p{font-size:12px}dialog{max-height:calc(100dvh - 32px);overflow:auto;overscroll-behavior:contain}#review-dialog{max-width:650px}#info-content h2,#review-dialog>h2{margin-top:0}.keyboard-hint{display:none}
@media(max-width:760px){header{height:50px;min-height:50px;padding:0 18px}main{padding:6px 18px 10px}.hero{display:block}.hero-art{display:none}.hero-copy{max-width:400px;margin:auto}h1{font-size:clamp(34px,10vw,48px)}.hero-copy .primary{width:100%}.hero-copy .micro{text-align:center}.intro{font-size:13px}#game{max-width:480px}.game-top{margin-bottom:5px}.question-top{margin-top:8px}.timer{font-size:27px}.question-card h2{font-size:clamp(24px,6.5vw,31px);margin:9px 0}.question-card{padding:12px 0}.question-card>p:last-child{font-size:11px}.answer{min-height:58px;font-size:12px;padding:9px;gap:8px}.answer .number{width:21px;height:21px;font-size:10px}.feedback{min-height:122px;margin-top:10px}#result{max-width:480px;gap:15px}.result-layout{grid-template-columns:1fr 1fr;gap:14px}.score-card{padding:12px}.result-score b{font-size:65px}.result-score span{font-size:20px}.score-card h2{font-size:13px}.score-meta{display:block;font-size:9px;margin-top:6px;padding-top:6px}.score-meta b{font-size:11px}.score-meta #question-pool{display:none}#result-blocks{gap:4px;margin-top:7px}#result-blocks span{height:19px;width:19px;font-size:10px}.result-actions .primary,.result-actions .secondary{font-size:11px;min-height:42px;justify-content:center;padding:9px 6px;gap:0;margin-bottom:8px}.learn-card{padding:16px 18px}.learn-card h3{font-size:21px;margin-top:12px}.learn-card p{font-size:11px}.ad-points{font-size:9px;margin-top:8px}.learn-card .primary{margin-top:13px;padding:11px 15px}.voice-art{min-width:62px;gap:4px;padding:10px}.advertiser-wordmark{font-size:20px}.replay{padding:5px 12px}}
@media(max-height:680px){header{height:44px;min-height:44px}main{padding-top:2px;padding-bottom:6px}.question-card{padding:6px 0}.question-card h2{font-size:25px;margin:7px 0}.question-top{margin-top:5px}.timer{font-size:24px}.answer{min-height:49px;padding:8px;font-size:11px}.feedback{min-height:112px;margin-top:7px}.feedback .primary{min-height:34px;padding:6px 14px;margin-top:7px}.feedback #explanation{font-size:11px}#result{gap:10px}.score-card{padding:10px}.result-score b{font-size:55px}.score-card h2{font-size:12px;margin:0 0 6px}.score-meta{margin-top:5px;padding-top:5px}#result-blocks{margin-top:6px}.learn-card{padding:12px 16px}.learn-card h3{font-size:19px;margin:9px 0 5px}.learn-card .primary{margin-top:10px;min-height:39px;padding:9px 14px}.ad-points{margin-top:6px}.replay{padding:4px 12px}.voice-art{height:50px}.voice-art span:nth-child(3){height:30px}.voice-art span:nth-child(2),.voice-art span:nth-child(4){height:23px}}
@media(max-height:480px) and (min-width:600px){header{height:38px;min-height:38px}main{padding:0 20px 5px}#game{max-width:100%;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:24px 4px 30px 4px 1fr;column-gap:24px}.game-top{grid-column:1/-1;margin:0}.progress-dots{grid-column:1/-1}.question-top,.timer-track,.question-card{grid-column:1}.question-card h2{font-size:25px}.answers{grid-column:2;grid-row:3/6;align-self:start;padding-top:5px}.feedback{position:absolute;right:0;bottom:0;width:48%;margin:0;min-height:104px;background:var(--paper)}#result{max-width:100%;display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:center}.result-layout{gap:14px}.replay{grid-column:1/-1;margin:0}.learn-card h3{font-size:18px}.hero-copy h1{font-size:30px}.hero-copy .intro{margin:12px 0}.hero-art{display:none}.hero{display:block}.hero-copy{max-width:400px;margin:auto}}
/* High-contrast result offer and contextual text links. */
#result{gap:12px}.learn-card.offer-card{background:#dcff58;color:#111;border:2px solid #111;border-radius:4px;box-shadow:5px 5px 0 #111;padding:18px 22px}.offer-card .advertiser-wordmark{font-size:27px;color:#111;letter-spacing:-1.3px;font-weight:900}.offer-card #pr-label{font-size:9px;color:#31351d;border:1px solid #929f44;padding:3px 6px;border-radius:2px}.offer-card h3{font-size:32px;font-weight:900;color:#111;margin:10px 0 5px;line-height:1.2;letter-spacing:-1px}.offer-card .offer-copy{font-size:12px;color:#262b12;line-height:1.5;margin:5px 0 0}.offer-card .offer-button{background:#111;color:#fff;border:2px solid #111;border-radius:3px;min-height:54px;padding:12px 18px;margin-top:15px;font-size:18px;box-shadow:0 3px 0 #7b8f1d;gap:10px;transition:background .15s,transform .15s}.offer-card .offer-button:hover{background:#343a1b;transform:translateY(-2px);box-shadow:0 5px 0 #7b8f1d}.offer-arrow{font-size:25px;line-height:1}.offer-detail{display:inline-flex;align-items:center;min-height:28px;margin-top:8px;font-size:11px;font-weight:700;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}.offer-detail:hover{text-decoration-thickness:2px}.alternative-offers{padding:0 2px;flex-shrink:0}.alternative-label{font-size:10px;font-weight:700;margin:0 0 3px;color:#4f4f48;display:flex;align-items:center;justify-content:space-between}.alternative-label>span{font-size:8px;font-weight:400;color:#686862}.alternative-offers>:is(a,.alternative-offer){display:flex;justify-content:space-between;align-items:center;min-height:34px;gap:12px;font-size:12px;border-bottom:1px solid var(--line)}.offer-reason{font-size:11px;color:#51514a}.anchor-label{color:#183de3;font-weight:800;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:4px}.alternative-offers>:is(a,.alternative-offer):hover .anchor-label{color:#0925a0;text-decoration-thickness:2.5px}.alternative-offers>:is(a,.alternative-offer):focus-visible{outline-offset:1px}.replay{padding:4px 12px}
@media(max-width:760px){#result{gap:12px}.learn-card.offer-card{padding:14px 16px;box-shadow:4px 4px 0 #111}.offer-card .advertiser-wordmark{font-size:24px}.offer-card h3{font-size:25px;margin:9px 0 5px}.offer-card .offer-copy{font-size:11px}.offer-card .offer-button{min-height:50px;padding:11px 14px;margin-top:12px;font-size:16px}.offer-detail{font-size:10px;min-height:25px;margin-top:6px}.alternative-offers>:is(a,.alternative-offer){min-height:33px;font-size:11px}.offer-reason{font-size:10px}.alternative-label{font-size:9px}.offer-card #pr-label{font-size:8px;padding:3px 5px}}
@media(max-height:680px){#result{gap:8px}.learn-card.offer-card{padding:10px 14px}.offer-card .advertiser-wordmark{font-size:21px}.offer-card h3{font-size:22px;margin:7px 0 4px}.offer-card .offer-copy{font-size:10px;margin:3px 0 0}.offer-card .offer-button{min-height:43px;font-size:15px;margin-top:9px;padding:8px 12px}.offer-detail{font-size:9px;min-height:23px;margin-top:3px}.alternative-offers>:is(a,.alternative-offer){min-height:28px}.alternative-label{margin-bottom:1px}.replay{font-size:11px;padding:3px 10px}}
@media(max-height:480px) and (min-width:600px){#result{grid-template-columns:1fr 1fr;grid-template-rows:1fr auto;column-gap:24px;row-gap:5px}.result-layout{grid-column:1;grid-row:1}.offer-card{grid-column:2;grid-row:1/3;align-self:center}.alternative-offers{grid-column:1;grid-row:2}.replay{position:absolute;right:26px;bottom:8px;width:calc(50% - 40px);padding:3px 10px}.offer-card h3{font-size:23px}.alternative-offers>:is(a,.alternative-offer){min-height:25px}#result{position:relative;padding-bottom:26px}.offer-card .offer-button{font-size:14px}.offer-reason{font-size:10px}.anchor-label{font-size:11px}}

/* Partnered English offers: official logos and compact alternative links. */
.advertiser-logo{display:inline-flex;align-items:center;background:#fff;border:1px solid #c4cf8d;border-radius:3px;padding:4px 8px;flex-shrink:0}.advertiser-logo img{display:block;width:134px;height:auto;aspect-ratio:298/85;object-fit:contain}.offer-card .ad-heading{min-height:43px}.offer-card h3{font-size:30px;margin:9px 0 4px}.offer-card .offer-copy{font-size:12px;line-height:1.5}.offer-card .offer-button{margin-top:13px;min-height:50px;font-size:17px}.offer-card #pr-label{font-size:10px;padding:4px 7px}.alternative-offers{position:relative}.alternative-offers>:is(a,.alternative-offer){min-height:51px;padding:5px 0;align-items:center}.alternative-brand{display:flex;align-items:center;gap:16px;min-width:0}.alternative-brand img{display:block;object-fit:contain;flex-shrink:0}.alternative-brand .offer-reason{font-size:10px;white-space:nowrap}.alternative-cta{display:flex;flex-direction:column;align-items:flex-end;gap:5px;flex-shrink:0}.trial-note{font-size:8px;color:#686862;line-height:1.2}.ad-impression{position:absolute;bottom:0;left:0;pointer-events:none}.score-card h2{line-height:1.3}
@media(max-width:760px){#result{gap:10px}.result-score b{font-size:60px}.score-card h2{margin:3px 0 8px}.advertiser-logo{padding:3px 6px}.advertiser-logo img{width:119px}.offer-card .ad-heading{min-height:38px}.offer-card h3{font-size:25px;margin:8px 0 4px}.offer-card .offer-copy{font-size:11px}.offer-card .offer-button{font-size:16px;min-height:48px;margin-top:11px}.alternative-offers>:is(a,.alternative-offer){min-height:49px;gap:8px}.alternative-brand{flex-direction:column;align-items:flex-start;gap:3px}.alternative-brand img{max-width:137px;max-height:24px;width:auto;height:auto}.alternative-brand .offer-reason{font-size:9px}.anchor-label{font-size:11px}.trial-note{font-size:8px}.replay{font-size:12px;padding:4px 10px}}
@media(max-height:680px){#result{gap:7px}.advertiser-logo{padding:2px 5px}.advertiser-logo img{width:105px}.offer-card .ad-heading{min-height:34px}.offer-card h3{font-size:22px;margin:6px 0 3px}.offer-card .offer-copy{font-size:10px;line-height:1.4}.offer-card .offer-button{min-height:42px;margin-top:8px;font-size:15px;padding:8px 12px}.alternative-offers>:is(a,.alternative-offer){min-height:44px;padding:3px 0}.alternative-brand{gap:2px}.alternative-brand img{max-height:21px;max-width:118px}.alternative-brand .offer-reason{font-size:8px}.trial-note{font-size:7px}.replay{padding:3px 10px}}
@media(max-height:480px) and (min-width:600px){.alternative-brand{flex-direction:row;align-items:center;gap:10px}.alternative-brand img{max-width:100px;max-height:21px}.alternative-brand .offer-reason{font-size:9px}.alternative-offers>:is(a,.alternative-offer){min-height:37px}.offer-card h3{font-size:23px}.offer-card .offer-button{font-size:14px}.trial-note{font-size:7px}}
@media(max-width:350px){.alternative-brand img{max-width:112px}.anchor-label{font-size:10px}.offer-card .offer-button{font-size:14px}.offer-card h3{font-size:23px}}

.alternative-offers>.alternative-offer{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}

/* A score worth sharing; the game and offers still fit in one viewport. */
.challenge-invite{display:inline-block;margin:0 0 16px;background:var(--lime);padding:7px 11px;font-size:14px;font-weight:800}.hero-copy #random-start{display:block;margin:0 auto;font-size:12px}.score-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.score-heading .mini-label{letter-spacing:0;font-size:12px}.score-limit{font-size:10px}.score-card{background:var(--paper);box-shadow:none;border:2px solid var(--ink);border-radius:3px;padding:16px 20px;margin:0}.result-score{gap:7px;margin:3px 0 8px;white-space:nowrap}.result-score b{font-family:'Noto Sans JP',sans-serif;font-size:clamp(64px,8vw,90px);font-weight:800;letter-spacing:-.06em;line-height:1.12;position:relative;isolation:isolate}.result-score b:after{content:'';position:absolute;left:0;right:-5px;bottom:0;height:22%;background:var(--lime);z-index:-1;transform:rotate(-1.5deg)}.result-score>span{font-size:22px;font-weight:800}.score-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0;padding-top:9px;border-color:var(--line)}.score-meta h2{font-size:13px;margin:0;white-space:nowrap}.score-meta>span{font-size:10px;white-space:nowrap}.score-meta b{font-size:12px;margin-left:2px}#result-blocks{margin:0;gap:3px}#result-blocks span{width:18px;height:18px;font-size:11px}.challenge-result{font-weight:700;font-size:11px!important;line-height:1.35!important;margin:10px 0 0}.result-layout{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:20px}.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.result-actions .primary,.result-actions .secondary{margin:0;font-size:12px;padding:10px 8px;justify-content:center;min-height:43px;gap:0}.result-actions #share-image{grid-column:1/-1;background:var(--ink);color:var(--paper)}.result-actions #share-x{grid-column:1/-1}#save-status{grid-column:1/-1;font-size:10px;line-height:1.4}button:disabled{opacity:.65}
@media(max-width:760px){.result-layout{grid-template-columns:1fr;gap:10px}.score-card{padding:12px 16px}.result-score{margin:1px 0 6px}.result-score b{font-size:clamp(58px,18vw,78px)}.score-heading .mini-label{font-size:11px}.score-meta{padding-top:7px}.score-meta h2{font-size:12px}.score-meta b{font-size:11px}#result-blocks span{width:17px;height:17px;font-size:10px}.challenge-result{margin:7px 0 0;font-size:10px!important}.result-actions{gap:6px}.result-actions #share-image,.result-actions #share-x{grid-column:auto}.result-actions .primary,.result-actions .secondary{min-height:37px;padding:8px 6px;font-size:11px}.result-actions #save-card,.result-actions #review-button{min-height:29px;padding:5px;font-size:10px}.result-actions #save-card{border-color:var(--line)}.result-actions #review-button{border-color:var(--line)}}
@media(max-height:740px) and (max-width:760px){#result{gap:7px}.result-layout{gap:7px}.score-card{padding:9px 13px}.result-score b{font-size:58px}.score-heading .mini-label,.score-limit{font-size:9px}.score-meta{padding-top:5px}.score-meta h2{font-size:10px}.score-meta>span,.score-meta b{font-size:10px}.challenge-result{margin-top:5px;font-size:9px!important}.learn-card.offer-card{padding:9px 13px}.advertiser-logo img{width:100px}.offer-card .ad-heading{min-height:31px}.offer-card h3{font-size:21px;margin:5px 0 3px}.offer-card .offer-copy{font-size:10px}.offer-card .offer-button{font-size:14px;min-height:39px;margin-top:7px;padding:8px 12px}.alternative-offers>:is(a,.alternative-offer){min-height:40px}.alternative-brand img{max-height:19px;max-width:113px}.alternative-brand .offer-reason{font-size:8px}.replay{font-size:11px;padding:3px 10px}}
@media(max-height:590px) and (max-width:599px){#result{gap:5px}.score-card{padding:7px 11px}.result-score b{font-size:46px}.result-score{margin-bottom:4px}.score-meta{padding-top:4px}.challenge-result{margin-top:4px}.result-actions .primary,.result-actions .secondary{min-height:31px;padding:6px;font-size:10px}.result-actions #save-card,.result-actions #review-button{min-height:25px;padding:3px}.learn-card.offer-card{padding:7px 11px}.offer-card .ad-heading{min-height:25px}.advertiser-logo img{width:80px}.offer-card h3{font-size:18px}.offer-card .offer-button{min-height:34px;margin-top:5px;padding:5px 10px;font-size:12px}.alternative-offers>:is(a,.alternative-offer){min-height:34px}.alternative-brand img{max-height:16px;max-width:100px}.alternative-brand .offer-reason{font-size:7px}.alternative-label{font-size:8px}.anchor-label{font-size:10px}}
@media(max-height:480px) and (min-width:600px){.result-layout{grid-template-columns:1fr;gap:7px}.score-card{padding:8px 12px}.result-score b{font-size:49px}.score-meta{padding-top:4px}.score-meta h2{font-size:10px}.score-meta>span,.score-meta b{font-size:9px}.score-heading .mini-label,.score-limit{font-size:9px}.challenge-result{font-size:9px!important;margin-top:5px}.result-actions{gap:5px;grid-template-columns:1fr 1fr}.result-actions #share-image,.result-actions #share-x{grid-column:auto}.result-actions .primary,.result-actions .secondary{min-height:29px;padding:5px;font-size:10px}.alternative-offers{grid-column:2;grid-row:2}.offer-card{grid-column:2;grid-row:1}.alternative-brand .offer-reason{display:none}.alternative-offers>:is(a,.alternative-offer){min-height:25px}.alternative-brand img{max-height:17px}.replay{position:static;grid-column:1;grid-row:2;width:auto}.offer-card h3{font-size:20px}.offer-card .offer-button{font-size:12px}#result{padding-bottom:0}}

#result-blocks{display:grid;grid-template-columns:repeat(5,14px);gap:3px}#result-blocks span{width:14px;height:14px;font-size:9px}.score-meta{gap:7px}.score-meta h2{font-size:12px}@media(max-width:760px){#result-blocks{grid-template-columns:repeat(5,12px);gap:2px}#result-blocks span{width:12px;height:12px;font-size:8px}.score-meta h2{font-size:11px}.score-meta{gap:5px}}

/* Survival counter and local personal best. */
.home-best{display:block;color:var(--ink);font-size:12px;font-weight:700;margin:13px 0}.hero-copy .home-best{text-align:center}.score-meta{flex-wrap:wrap;justify-content:flex-start}.score-meta .best-note{font-size:8px;color:var(--muted);white-space:nowrap}.score-meta>span:has(#average){margin-left:auto}.score-meta #result-blocks{display:none}.score-card .score-limit{font-size:9px}.score-card .result-score b{font-size:clamp(72px,9vw,100px)}.score-card .result-score>span{font-size:24px}.score-card .challenge-result{font-size:11px!important}.score-card #rank{font-size:12px}.score-card .score-heading .mini-label{font-size:12px}.score-heading{min-height:16px}
@media(max-width:760px){.score-card .result-score b{font-size:70px}.score-meta{gap:5px}.score-meta .best-note{font-size:7px}.score-card #rank{font-size:11px}.score-meta>span:has(#average){font-size:9px}.score-meta b{font-size:10px}.score-card .score-heading .mini-label{font-size:11px}.score-card .challenge-result{font-size:10px!important}}
@media(max-height:740px) and (max-width:760px){.score-card .result-score b{font-size:58px}.score-card .challenge-result{font-size:9px!important}}
@media(max-height:590px) and (max-width:599px){.score-card .result-score b{font-size:46px}.score-card .score-limit{font-size:8px}.score-card #rank{font-size:10px}}
@media(max-height:480px) and (min-width:600px){.score-card .result-score b{font-size:49px}.score-card .challenge-result{font-size:9px!important}.score-card .score-heading .mini-label,.score-card .score-limit{font-size:9px}}