:root{color-scheme:dark;--bg:#101214;--panel:#1a1d20;--line:#363b3f;--text:#f4f5f2;--muted:#adb4b7;--accent:#d5ec84}
*{box-sizing:border-box}[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Yu Gothic UI","Hiragino Kaku Gothic ProN",system-ui,sans-serif;line-height:1.6}
.wrap{width:min(1160px,calc(100% - 48px));margin:0 auto;padding-bottom:max(32px,env(safe-area-inset-bottom))}
.site-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:88px;border-bottom:1px solid var(--line);margin-bottom:32px}
a{color:inherit}.brand{text-decoration:none;font-weight:800;letter-spacing:.12em}.brand:before{content:"";display:inline-block;width:10px;height:10px;background:var(--accent);margin-right:12px}
.home-link{font-size:14px;color:var(--muted);text-decoration:none}main{max-width:960px;margin:auto}
header{margin:32px 0}.eyebrow{color:var(--accent);font-size:13px;letter-spacing:.1em}h1{font-size:clamp(1.8rem,5vw,3rem);letter-spacing:-.035em;line-height:1.3;margin:12px 0}h2{font-size:24px}
.muted,.footer-note{color:var(--muted)}.small{font-size:13px}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px}.intro{padding:clamp(24px,5vw,48px)}
button,input{font:inherit;touch-action:manipulation}button{border:1px solid #4a5255;border-radius:9px;min-height:48px;padding:12px 18px;color:var(--text);background:#292f32;font-weight:700;cursor:pointer}
button:hover:enabled{filter:brightness(1.12)}button:disabled{opacity:.45;cursor:default}.primary{background:var(--accent);color:#19200e;border-color:var(--accent)}.quiet{background:transparent}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.question-head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.question-head p{margin:0 0 20px}
.artwork{width:min(80vw,512px,100%);aspect-ratio:1 / 1;margin:0 auto 28px;background:#141719;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:grid;place-items:center;text-align:center}
.artwork img{width:100%;height:100%;object-fit:cover;display:block}.artwork>div{padding:20px;max-width:100%}
.spinner{display:inline-block;width:38px;height:38px;border:3px solid #363b3f;border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.answer-area{max-width:640px;margin:auto}label{display:block;margin-bottom:8px;font-size:14px}.input-row{display:flex;gap:10px}input{min-width:0;flex:1;width:100%;padding:12px;background:#101214;color:var(--text);border:1px solid #596267;border-radius:9px;font-size:16px}
#toggleChoices{width:100%;margin:16px 0}.choices{display:grid;grid-template-columns:1fr 1fr;gap:10px}.choices button{overflow-wrap:anywhere;text-align:left}
.choices .correct{border-color:var(--accent);color:var(--accent);opacity:1}.choices .wrong{border-color:#e99b96;color:#e99b96;opacity:1}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.result{margin-top:20px;border-left:3px solid var(--accent);padding:12px 18px;background:#242d22;overflow-wrap:anywhere}.result strong{display:block;font-size:22px}.footer-note{text-align:center;font-size:13px;margin-top:24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
@media(max-width:600px){.wrap{width:calc(100% - 28px)}.site-nav{min-height:70px}.brand{font-size:14px}.home-link{font-size:12px}.card{padding:18px}.choices{grid-template-columns:1fr}.input-row{flex-wrap:wrap}.input-row input{flex-basis:100%}.input-row button{width:100%}.actions button{flex:1 1 auto}header{margin:24px 0}}
@media(prefers-reduced-motion:reduce){.spinner{animation:none}}

/* The answer artwork is created only after answering. */
.result{display:grid;grid-template-columns:minmax(0,1fr) minmax(120px,200px);gap:20px;align-items:center}
.result-details{min-width:0}.result-details strong{line-height:1.5;font-size:clamp(18px,3vw,24px)}
.original-cover{margin:0;min-width:0}.original-cover img{display:block;width:100%;height:auto;aspect-ratio:1 / 1;object-fit:contain;border-radius:8px;background:#101214}
.original-cover figcaption{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.5}
@media(max-width:600px){.result{grid-template-columns:minmax(0,1fr)}.original-cover{width:min(100%,240px);margin:0 auto}.result-details{text-align:center}}