:root{color-scheme:dark;--bg:#111214;--panel:#1d1f22;--line:#34363b;--ink:#f6f5ef;--muted:#a8a9af;--lime:#79a8ff;--violet:#b1a1ff;--pink:#ff9cc5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:16px}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible{outline:3px solid var(--violet);outline-offset:4px}button{border:0}h1,h2,h3,p{margin:0}h1,h2,h3,.brand,.year,.big{font-family:'Space Grotesk',sans-serif}a{color:var(--lime)}.shell{max-width:1060px;margin:auto;padding:30px 28px 50px}.header{display:flex;align-items:center;justify-content:space-between;padding-bottom:30px;border-bottom:1px solid var(--line);gap:15px}.brand{font-size:30px;font-weight:700;letter-spacing:-1.5px;display:flex;align-items:center;gap:10px}.mark{display:flex;gap:3px;align-items:center;height:28px}.mark i{width:5px;background:var(--lime);border-radius:3px;height:13px}.mark i:nth-child(2){height:26px}.mark i:nth-child(3){height:19px}.tag{color:var(--muted);font-size:14px}.textbtn{color:var(--ink);background:transparent;padding:12px}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:700;color:var(--lime);margin-bottom:14px}.intro{padding:38px 0 27px}.intro h1{font-size:clamp(36px,6vw,58px);font-weight:600;letter-spacing:-2px;line-height:1.06}.intro p{color:var(--muted);margin-top:14px;line-height:1.6}.grid{display:grid;grid-template-columns:1.05fr 1fr;gap:28px;align-items:start}.deck{background:var(--lime);color:#f1f4f9;border-radius:24px;padding:28px;min-height:320px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between}.deck .eyebrow{color:#aab5c6}.deck h2{font-size:38px;line-height:1.08;letter-spacing:-1px;max-width:300px}.deck p{line-height:1.5;max-width:320px;margin-top:12px}.deckfoot{display:flex;justify-content:space-between;margin-top:34px;border-top:1px solid #344053;padding-top:15px;font-size:14px;font-weight:600}.wave{display:flex;align-items:center;gap:5px;height:62px;margin:20px 0}.wave b{flex:1;background:currentColor;border-radius:9px;max-width:8px;height:var(--h)}.playing .wave b{animation:pulse .7s infinite alternate;animation-delay:var(--d)}@keyframes pulse{to{transform:scaleY(.3)}}.panel{border:1px solid var(--line);border-radius:24px;padding:26px}.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.panel h2{font-size:23px}.section{margin-top:26px}.label{display:block;font-weight:600;margin-bottom:12px}.small{font-size:14px;color:var(--muted);line-height:1.5}.choices{display:flex;gap:8px;flex-wrap:wrap}.chip{border:1px solid var(--line);border-radius:10px;color:var(--muted);background:transparent;padding:11px 15px;min-height:44px}.chip.active{border-color:var(--lime);background:#79a8ff11;color:var(--lime)}input,select{width:100%;background:#151618;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:13px;min-height:46px}input:focus{outline:2px solid var(--lime)}.names{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.primary{width:100%;background:var(--lime);color:#f1f4f9;padding:16px 20px;border-radius:12px;font-weight:700;min-height:54px;display:flex;justify-content:center;gap:14px;align-items:center}.primary:hover:not(:disabled){background:#1d55c2}.secondary{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:13px 18px;min-height:46px}.footnote{margin-top:14px;text-align:center;font-size:13px;color:var(--muted);line-height:1.5}.rulebar{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px;padding:26px 0;border-top:1px solid var(--line)}.rulebar strong{display:block;font-size:15px;margin-bottom:6px}.rulebar span{font-size:14px;color:var(--muted);line-height:1.5}.num{color:var(--lime);font-size:13px;margin-bottom:10px}.footer{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;gap:20px;margin-top:30px}.scoreboard{display:flex;gap:10px;overflow:auto;padding:22px 0}.score{padding:12px 16px;border-radius:12px;background:var(--panel);min-width:110px;border:1px solid transparent}.score.active{border-color:var(--lime)}.score span{font-size:14px;display:block;color:var(--muted);margin-bottom:5px}.score b{font-family:'Space Grotesk';font-size:22px}.score em{font-size:13px;color:var(--muted);font-style:normal}.gamegrid{display:grid;grid-template-columns: .9fr 1.1fr;gap:32px;margin-top:15px}.playerbox{background:var(--panel);border-radius:24px;padding:28px;text-align:center}.playerbox h1{font-size:30px;letter-spacing:-1px}.listen{width:90px;height:90px;border-radius:50%;background:var(--lime);color:#f1f4f9;font-size:32px;margin:20px auto;display:grid;place-items:center}.playerbox .wave{color:var(--violet);justify-content:center;margin:25px 0 14px}.playerbox .small{margin-bottom:10px}.lineheading{margin-bottom:18px}.lineheading h2{font-size:25px;margin-bottom:6px}.slot{width:100%;border:1px dashed #52617a;color:var(--lime);background:#79a8ff08;border-radius:10px;min-height:46px;margin:8px 0;padding:10px}.slot.selected{background:var(--lime);color:#f1f4f9;border-style:solid}.card{padding:15px 18px;border-radius:12px;background:var(--panel);display:flex;gap:18px;align-items:center}.year{font-size:29px;font-weight:700;letter-spacing:-1px;color:var(--violet)}.card h3{font-size:16px;margin-bottom:3px}.card p{font-size:14px;color:var(--muted)}.answer{margin-top:20px;padding:20px;border-radius:14px;background:#79a8ff10;border:1px solid #688bbc;text-align:left}.answer.wrong{background:#ff9cc510;border-color:#88576b}.answer h2{font-size:26px;margin:8px 0}.answer .year{color:var(--lime);font-size:40px}.answer.wrong .year{color:var(--pink)}.sticky{margin-top:22px}.turnscreen{max-width:460px;text-align:center;margin:60px auto}.turnscreen h1{font-size:48px;letter-spacing:-2px;margin:18px 0}.big{font-size:90px;color:var(--lime);font-weight:700}.turnscreen p{color:var(--muted);line-height:1.6;margin-bottom:26px}.back{margin-bottom:20px}.library{max-width:650px;margin:28px auto}.library h1{font-size:36px;margin-bottom:12px}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}.formgrid label{font-size:14px;color:var(--muted)}.formgrid input{margin-top:8px}.full{grid-column:1/-1}.trackrow{border-bottom:1px solid var(--line);padding:15px 0;display:flex;justify-content:space-between;gap:10px;align-items:center}.trackrow p{margin-top:4px}.notice{color:var(--muted);font-size:14px;line-height:1.6;margin-top:16px}dialog{background:var(--panel);border:1px solid var(--line);border-radius:20px;color:var(--ink);padding:26px;max-width:470px;width:calc(100% - 32px)}dialog::backdrop{background:#000b}dialog h2{margin-bottom:16px}dialog p{line-height:1.6;color:var(--muted);margin:12px 0}dialog .primary{margin-top:24px}#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);border-radius:12px;padding:14px 20px;z-index:5;max-width:90%;display:none}@media(max-width:700px){.shell{padding:20px 20px 35px}.header{padding-bottom:18px}.header .tag{display:none}.intro{padding:27px 0 23px}.intro h1{font-size:42px}.grid,.gamegrid{grid-template-columns:1fr;gap:20px}.deck{min-height:225px;padding:23px}.deck h2{font-size:32px}.deck .wave{display:none}.deck p{font-size:14px}.deckfoot{margin-top:25px}.panel{padding:22px}.rulebar{gap:14px}.rulebar strong{font-size:14px}.rulebar span{font-size:13px}.gamegrid{margin-top:4px}.playerbox{padding:23px}.playerbox .wave{height:34px;margin:12px 0}.listen{width:74px;height:74px;margin:16px auto}.scoreboard{padding:18px 0}.score{min-width:100px}.footer{font-size:12px}.sticky{position:sticky;bottom:12px;z-index:2}.formgrid{grid-template-columns:1fr}.turnscreen{margin:50px auto}}@media(prefers-reduced-motion:reduce){*{animation:none!important}}

/* Keep the native play and bottom controls reachable while cropping the top strip. */
.youtube-viewport{--youtube-crop:60px;height:270px;overflow:hidden;border-radius:12px;background:#000}
.youtube-viewport .youtube-frame{display:block;width:100%;height:calc(270px + var(--youtube-crop));max-width:none;border:0;margin-top:calc(-1 * var(--youtube-crop))}
.youtube-viewport.is-full{height:330px}
.youtube-viewport.is-full .youtube-frame{margin-top:0}

body.cover-open{overflow:hidden}
dialog.music-cover{position:fixed;inset:0;margin:0;max-width:none;max-height:none;width:100%;height:100%;height:100dvh;border:0;border-radius:0;padding:24px;background:#0a0b0d;color:#f6f5ef}
dialog.music-cover::backdrop{background:rgba(0,0,0,.85)}
dialog.music-cover.is-playing{background:#0a0b0d}
.cover-content{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;text-align:center;max-width:620px;margin:auto}
.cover-play{background:transparent;color:var(--lime);font-family:'Space Grotesk',sans-serif;font-size:clamp(5rem,23vw,12rem);font-weight:700;letter-spacing:-.05em;line-height:1.1;padding:12px;min-height:160px;opacity:1!important}
.cover-status{min-height:3em;max-width:460px;line-height:1.5}.cover-content .small{max-width:360px}.cover-content .eyebrow{margin:0}

/* Fullscreen controls remain usable on narrow phones and around display cutouts. */
.screen-tools{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:4px}.screen-tools .textbtn{font-size:14px}.header{flex-wrap:wrap;gap:12px}html:fullscreen{background:#111214;overflow:auto}.music-cover{height:100dvh;max-height:100dvh;padding-top:max(24px,env(safe-area-inset-top));padding-bottom:max(24px,env(safe-area-inset-bottom))}.shell{padding-top:max(24px,env(safe-area-inset-top));padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right));padding-bottom:max(20px,env(safe-area-inset-bottom))}

.app-version{display:inline-block;margin-left:8px;white-space:nowrap;font-variant-numeric:tabular-nums}

.bonus-panel{margin:20px 0;padding:18px;border:1px solid #455977;border-radius:16px;background:#172235}.bonus-panel h3{margin:0 0 10px;font-size:18px}.bonus-panel p{margin:10px 0;line-height:1.5}.bonus-panel .chip{min-width:88px;min-height:44px}.score>.small{display:block;margin-top:6px}

.category-select{display:block;width:100%;max-width:100%;min-height:52px;border:1px solid #4c5c73;border-radius:12px;padding:12px;background:#1e2022;color:#f6f5ef;font:inherit;font-size:16px}.category-select:focus-visible{outline:2px solid #79a8ff;outline-offset:3px}.category-summary{line-height:1.5;margin-top:12px}.deck h2{overflow-wrap:anywhere}
.category-picker h3{margin:0 0 12px}.category-group{min-width:0;border:1px solid var(--line,#343638);border-radius:14px;padding:12px;margin:16px 0}.category-group legend{font-weight:700;padding:0 6px;font-size:16px}.category-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.category-check{display:flex;align-items:center;gap:10px;min-height:48px;padding:8px;border-radius:8px;cursor:pointer;font-size:15px}.category-check:has(input:checked){background:#79a8ff12}.category-check input[type=checkbox]{appearance:auto;flex:0 0 20px;width:20px;height:20px;margin:0;accent-color:var(--lime);padding:0}.category-check small{display:block;color:var(--muted,#a6adb8);font-size:13px}.category-check:focus-within{outline:2px solid var(--lime)}@media(max-width:360px){.category-options{grid-template-columns:1fr}}
.year-choice{width:100%;text-align:left;color:var(--ink);border:1px solid var(--line);margin:2px 0;min-height:86px}.year-choice>span:last-child{min-width:0;overflow-wrap:anywhere}.card-artist{display:block;font-size:14px;color:var(--muted);margin-top:4px}.same-year-label{display:block;color:var(--lime);font-size:14px;margin-top:8px}.year-choice.selected{border-color:var(--lime);background:#79a8ff18}.year-choice:hover:not(:disabled){border-color:var(--lime)}#tutorial-content .timeline{margin:18px 0}#tutorial-content .eyebrow{margin-bottom:12px}#tutorial-feedback{min-height:52px}dialog:not(.music-cover){max-height:90dvh;overflow-y:auto}