:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#202124;background:#fff;font-synthesis:none;line-height:1.55;--green:#487c43;--yellow:#987817;--gray:#62676d;--border:#d2d5d8}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;border:1px solid #242629;background:#242629;color:white;padding:10px 18px;border-radius:4px;font-weight:600;line-height:1.35}button:hover:not(:disabled){background:#42464b}button:disabled{cursor:default;opacity:.45}button.secondary{background:white;color:#242629;border-color:var(--border)}button.secondary:hover:not(:disabled){background:#f3f4f5}a{color:#202124;text-underline-offset:3px}h1,h2,h3{line-height:1.25}h1{font-size:23px;font-weight:650;margin:0}h2{font-size:26px;margin:0 0 16px}h3{font-size:18px;margin:24px 0 12px}p{margin:0 0 16px}fieldset{border:0;padding:0;margin:28px 0}legend{font-size:19px;font-weight:650;margin-bottom:14px}label{display:block}input[type=text],select{display:block;width:100%;max-width:520px;padding:10px;border:1px solid #aeb3b8;border-radius:3px;background:white;color:#202124;margin-top:6px}input[type=checkbox]{width:18px;height:18px;accent-color:#26292c;flex-shrink:0;margin-top:4px}label.checkbox{display:flex;gap:12px;align-items:flex-start;margin:20px 0}.field{margin-bottom:18px}select{min-height:46px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid #254e79;outline-offset:3px}
.header{display:grid;grid-template-columns:1fr auto auto;gap:12px 32px;align-items:center;padding:18px max(24px,calc((100vw - 980px)/2));background:white;border-bottom:1px solid #e3e5e7;position:sticky;top:0;z-index:5}.clock{display:flex;align-items:center;gap:12px;white-space:nowrap}.clock span{font-size:13px;color:#4d5359}.clock strong{font-size:26px;font-weight:650;font-variant-numeric:tabular-nums;min-width:86px;text-align:right}.progress{font-size:14px;font-weight:600}.preview{padding:8px 24px;text-align:center;background:#f4f4f4;font-size:13px;color:#50545a}.preview[hidden]{display:none}main{width:min(920px,100%);padding:32px 24px 16px;margin:0 auto;flex:1}.prose{max-width:720px;margin:auto}.prose .intro{font-size:18px;color:#4a5055}.rules{padding-left:22px}.rules li{padding-left:5px;margin:0 0 10px}.study-consent{white-space:pre-wrap}.note{font-size:14px;color:#565c61}.divider{border:0;border-top:1px solid #e3e5e7;margin:26px 0}.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;margin:20px 0;color:#40454a}.legend span{display:inline-flex;align-items:center;gap:6px}.swatch{height:13px;width:13px;display:inline-block}.swatch.correct,.cell.correct,.key.correct{background:var(--green);color:white;border-color:var(--green)}.swatch.present,.cell.present,.key.present{background:var(--yellow);color:white;border-color:var(--yellow)}.swatch.absent,.cell.absent,.key.absent{background:var(--gray);color:white;border-color:var(--gray)}
.game{display:grid;grid-template-columns:232px minmax(0,400px);gap:44px;justify-content:center;align-items:start}.board{display:grid;gap:5px;width:232px;padding:3px}.board-row{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}.cell{height:39px;border:1px solid #cbd0d4;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;line-height:1;background:white;color:#25282b;position:relative}.cell.current{border-color:#7a8187}.cell.cursor{outline:2px solid #383e44;outline-offset:1px}.cell.locked{background:#edf4eb;color:#376332;border-color:var(--green)}.cell.locked:after{content:'•';font-size:10px;position:absolute;bottom:0;right:3px}.controls h2{font-size:20px}.controls p{font-size:14px}.keyboard{display:flex;flex-direction:column;gap:6px;margin:20px 0 16px}.keyboard-row{display:flex;justify-content:center;gap:4px}.key{border:1px solid #d4d8dc;border-radius:3px;background:#ebedef;color:#242629;font-size:13px;font-weight:650;width:36px;min-width:0;height:43px;padding:0}.key:hover:not(:disabled){background:#dce0e4;color:#242629}.keyboard-actions{display:flex;gap:8px;margin-top:2px}.keyboard-actions button:first-child{flex:1}.confidence-panel{margin:6px 0 22px;padding-bottom:20px;border-bottom:1px solid #ddd}.confidence-panel h2{font-size:21px;line-height:1.4}.confidence-panel output{display:block;font-size:21px;font-weight:600;min-height:35px;margin:12px 0}.confidence-panel input{width:100%;height:28px;accent-color:#25282b;cursor:pointer}.confidence-panel input.unselected::-webkit-slider-thumb{opacity:0}.confidence-panel input.unselected::-moz-range-thumb{opacity:0}.range-labels{display:flex;justify-content:space-between;color:#535960;font-size:13px;margin:0 2px 16px}.confidence-panel button{width:100%;font-size:14px}.surrender{margin-top:24px;padding-top:18px;border-top:1px solid #ddd}.result{border-bottom:1px solid #ddd;padding-bottom:24px;margin-bottom:24px}.result .answer{font-size:22px;font-weight:650;letter-spacing:2px}.messages{width:min(720px,100%);padding:0 24px;margin:0 auto 16px}.messages p{color:#a32222;margin:0}.messages button{margin-top:10px}.messages:has(p:empty):has(button[hidden]){margin:0}.save-status{font-size:12px;color:#5f666c;min-height:20px;margin-top:14px}.links{display:flex;gap:16px;flex-wrap:wrap;margin-top:24px}.links a{padding:12px 28px;border:1px solid #bbb;border-radius:3px}.debrief{max-width:660px;margin:28px auto}.completion-code{font-family:ui-monospace,monospace;font-size:22px;letter-spacing:2px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}footer{padding:20px 24px 24px;text-align:center;border-top:1px solid #e6e7e8;margin-top:20px}footer #contact{font-size:13px;margin:12px 0 0}footer #contact:empty{display:none}.expired #timer{color:#b12121}[hidden]{display:none!important}
.confidence-panel input[type=range]{appearance:none;-webkit-appearance:none;background:transparent;border:0;padding:0}
.confidence-panel input::-webkit-slider-runnable-track{height:5px;background:#c6cbd0;border-radius:3px}
.confidence-panel input::-webkit-slider-thumb{-webkit-appearance:none;width:19px;height:19px;margin-top:-7px;border:0;border-radius:50%;background:#25282b}
.confidence-panel input::-moz-range-track{height:5px;background:#c6cbd0;border-radius:3px}
.confidence-panel input::-moz-range-progress{background:transparent}
.confidence-panel input::-moz-range-thumb{width:19px;height:19px;border:0;border-radius:50%;background:#25282b}
@media(min-width:701px){.header{grid-template-columns:1fr auto auto;gap:16px}.clock{gap:8px}}
@media(max-width:700px){.header{padding:12px 18px;gap:6px 16px;grid-template-columns:1fr auto}.header h1{font-size:19px}.clock{grid-column:2;grid-row:1/3;display:block;text-align:right}.clock strong{font-size:25px;display:block}.progress{grid-column:1;font-size:12px}.clock span{font-size:11px}main{padding:24px 18px 12px}.game{grid-template-columns:1fr;gap:24px}.board{margin:auto}.controls{max-width:400px;width:100%;margin:auto}.key{width:calc((100vw - 80px)/10);max-width:36px}.legend{gap:10px}.confidence-panel h2{font-size:19px}.preview{font-size:12px}h2{font-size:23px}}

.storage-warning{padding:12px 18px;border:1px solid #b12121;color:#8c2020;text-align:center;margin:12px 18px}.language-intro{max-width:720px;margin:40px auto}.language-intro h1{font-size:32px;margin-bottom:20px}.language-intro .links a{font-weight:650}.debrief .links{align-items:flex-start}.debrief .links button{max-width:100%}

.timer-readout{text-align:right}.timer-readout strong{display:block}#timer-status{display:block;max-width:155px;white-space:normal;font-size:12px;color:#52585f;font-weight:400}.clock span{white-space:normal}html{scroll-padding-top:150px}@media(max-width:700px){.header{grid-template-columns:minmax(0,1fr) auto}}