.tool.wrap{max-width:1120px}
.gm{--gap:28px;position:relative}

/* score line */
.gm-top{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:12px;margin:0 0 10px}
.gm-stat{margin:0;display:flex;flex-direction:column;gap:2px;line-height:1}
.gm-stat span{font-size:.82rem;color:var(--muted);font-weight:500}
.gm-stat b{font-size:2.4rem;font-weight:750;letter-spacing:-.03em;font-variant-numeric:tabular-nums;display:inline-block;transform-origin:left bottom}
.gm-stat--r{text-align:right;align-items:flex-end}
.gm-stat--r b{transform-origin:right bottom}
.gm-stat b.bump{animation:gm-bump .45s cubic-bezier(.3,1.6,.5,1)}
.gm-toast{margin:0;padding-bottom:6px;font-weight:650;font-size:1rem;opacity:0;text-align:center;white-space:nowrap}
.gm-toast.is-on{animation:gm-toast 2.2s ease both}
.gm-prog{height:3px;border-radius:3px;background:var(--line);overflow:hidden;margin-bottom:18px}
.gm-prog i{display:block;height:100%;width:0;background:var(--ink);transition:width .5s ease,background .3s}
.gm-prog.is-full i{background:var(--accent)}

/* board: two big thumbnails, the track slides one card to the left after a correct guess */
.gm-board{position:relative;overflow:hidden;border-radius:var(--r-lg)}
.gm-track{display:flex;gap:var(--gap);will-change:transform}
.gm-card{flex:0 0 calc((100% - var(--gap)) / 2);min-width:0;transition:opacity .5s ease,transform .5s ease}
.gm-card.is-out{opacity:0}
.gm-card.is-enter{opacity:0;transform:translateY(10px)}
.gm-th{position:relative;aspect-ratio:16/9;border-radius:var(--r-lg);overflow:hidden;background:var(--soft)}
.gm-th img{width:100%;height:100%;object-fit:cover;display:block}
.gm-th::after{content:"";position:absolute;inset:0;border-radius:inherit;border:0 solid transparent;transition:border-width .25s,border-color .25s;pointer-events:none}
.gm-card.is-ok .gm-th::after{border-width:5px;border-color:var(--ok)}
.gm-card.is-bad .gm-th::after{border-width:5px;border-color:var(--bad)}
.gm-card.is-bad .gm-th{animation:gm-shake .45s}
.gm-info{padding-top:12px;min-height:128px}
.gm-t{font-size:1.05rem;font-weight:600;line-height:1.35;margin:10px 0 2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.gm-c{margin:0;font-size:.9rem;color:var(--muted)}
.gm-v{margin:0;display:flex;align-items:baseline;gap:4px 10px;flex-wrap:wrap}
.gm-n{font-size:clamp(2.1rem,4.2vw,3rem);font-weight:750;letter-spacing:-.035em;font-variant-numeric:tabular-nums;line-height:1}
.is-hidden .gm-n{color:var(--muted);font-weight:500}
.gm-u{color:var(--muted);font-size:.95rem}
.gm-d{font-style:normal;font-weight:650;font-size:.92rem;color:var(--text-2);opacity:0;transform:translateY(4px);transition:opacity .35s,transform .35s}
.gm-d.is-on{opacity:1;transform:none}
.hero--tight .lede{max-width:64ch}
.gm-watch{margin-left:auto;display:inline-block;font-size:.88rem;font-weight:600;color:var(--muted);text-underline-offset:3px}
.gm-watch:hover{color:var(--text)}

/* the badge between the two videos */
.gm-vs{position:absolute;z-index:3;translate:-50% -50%;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--on-ink);font-weight:750;font-size:.95rem;letter-spacing:.02em;border:4px solid var(--bg);box-sizing:content-box;margin:-4px 0 0 -4px}
.gm-vs.is-ok,.gm-vs.is-bad{font-size:1.5rem;color:#fff;animation:gm-pop .5s cubic-bezier(.3,1.6,.5,1)}
.gm-vs.is-ok{background:var(--ok)}
.gm-vs.is-bad{background:var(--bad)}

.gm-burst{position:absolute;z-index:4;width:0;height:0;pointer-events:none}
.gm-burst i{position:absolute;left:-4px;top:-4px;width:8px;height:8px;border-radius:2px;background:var(--ink);opacity:0;animation:gm-burst .95s var(--d) ease-out forwards}
.gm-burst i.r{background:var(--accent)}

/* guess buttons */
.gm-btns{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:600px;margin:22px auto 0;transition:opacity .25s}
.gm-btns[hidden]{display:none}
.gm-btns.is-off{opacity:.35;pointer-events:none}
.gm-btn{min-height:62px;font-size:1.12rem;gap:10px;border-radius:var(--r-lg)}
.gm-btn:active{background:var(--ink);border-color:var(--ink);color:var(--on-ink)}
@media (hover:hover){.gm-btn:hover{background:var(--ink);border-color:var(--ink);color:var(--on-ink)}}

/* game over, in place of the buttons */
.gm-over{max-width:600px;margin:22px auto 0;text-align:center}
.gm-over[hidden]{display:none}
.gm-over.is-in{animation:gm-rise .45s ease both}
.gm-over-k{font-size:.9rem;font-weight:600;color:var(--muted);margin:0}
.gm-over-n{margin:2px 0 4px;display:flex;align-items:baseline;justify-content:center;gap:10px}
.gm-over-n b{font-size:clamp(3.4rem,9vw,4.8rem);font-weight:750;letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums}
.gm-over-n span{color:var(--muted);font-size:1.05rem}
.gm-over-t{margin:0 0 18px;color:var(--text-2)}
.gm-over-b{justify-content:center}
.gm-save{margin:0 0 20px;text-align:left}
.gm-save[hidden]{display:none}
.gm-save label{display:block;font-weight:600;margin-bottom:8px;text-align:center}
.gm-save-row{display:flex;gap:10px}
.gm-save-row[hidden]{display:none}
.gm-save-row input{flex:1;min-width:0}
.gm-save .err{text-align:center}

/* leaderboard */
.gm-lb{max-width:600px;margin:48px auto 0;padding-top:26px;border-top:1px solid var(--line)}
.gm-lb[hidden]{display:none}
.gm-lb-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:6px}
.gm-lb-head h2{font-size:1.1rem;margin:0}
.gm-tabs{display:flex;gap:18px}
.gm-tabs button{background:none;border:0;padding:4px 0;font:inherit;font-size:.92rem;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent}
.gm-tabs button[aria-selected=true]{color:var(--text);border-bottom-color:var(--text)}
.gm-lb-list{list-style:none;margin:0 0 10px;padding:0}
.gm-lb-list li{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:baseline;gap:8px;padding:11px 0;border-bottom:1px solid var(--line)}
.gm-lb-list .rk{color:var(--muted);font-variant-numeric:tabular-nums}
.gm-lb-list .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gm-lb-list b{font-variant-numeric:tabular-nums}
.gm-lb-list small{color:var(--muted);font-size:.8rem;font-weight:500}
.gm-lb-list li.is-me{font-weight:650}
.gm-lb-list li.is-me .rk{color:var(--text)}
.gm-lb-list .is-empty{display:block;color:var(--muted);border:0;padding:16px 0}
.gm-foot{margin-top:22px;text-align:center}

@keyframes gm-bump{0%{transform:scale(1)}40%{transform:scale(1.28)}100%{transform:scale(1)}}
@keyframes gm-pop{0%{transform:scale(.3)}100%{transform:scale(1)}}
@keyframes gm-toast{0%{opacity:0;transform:translateY(6px)}12%,70%{opacity:1;transform:none}100%{opacity:0}}
@keyframes gm-shake{0%,100%{transform:none}20%{transform:translateX(-9px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(3px)}}
@keyframes gm-rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@keyframes gm-burst{0%{opacity:1;transform:translate(0,0) scale(1) rotate(0)}100%{opacity:0;transform:translate(var(--dx),var(--dy)) scale(.3) rotate(200deg)}}

/* phones: stacked cards, the number sits on the thumbnail so both videos and the buttons fit on one screen */
@media (max-width:720px){
  .gm{--gap:14px}
  .gm-stat b{font-size:2rem}
  .gm-track{flex-direction:column}
  .gm-card{flex:none;display:grid}
  .gm-th,.gm-info .gm-v{grid-area:1/1}
  .gm-th::before{content:"";position:absolute;inset:auto 0 0 0;height:55%;background:linear-gradient(transparent,rgba(0,0,0,.72));z-index:1}
  .gm-info{display:contents}
  .gm-v{align-self:end;justify-self:stretch;margin:0;padding:0 14px 12px;color:#fff;z-index:2;position:relative;text-shadow:0 1px 8px rgba(0,0,0,.45)}
  .gm-n{font-size:2.1rem}
  .gm-u,.gm-d{color:rgba(255,255,255,.88)}
  .is-hidden .gm-n{color:rgba(255,255,255,.8)}
  .gm-t{grid-row:2;min-height:0;-webkit-line-clamp:1;font-size:.95rem;margin:8px 0 0}
  .gm-c{grid-row:3;font-size:.84rem}
  .gm-watch{color:rgba(255,255,255,.9);font-size:.82rem}
  .gm-watch:hover{color:#fff}
  .gm-vs{width:44px;height:44px;font-size:.82rem}
  .gm-btns{gap:10px;margin-top:16px}
  .gm-btn{min-height:56px}
  .gm-lb{margin-top:36px}
}
@media (max-width:420px){.gm-toast{font-size:.9rem}}
@media (prefers-reduced-motion:reduce){.gm *,.gm{animation:none!important;transition:none!important}}