:root{color-scheme:light;--bg:#fff;--surface:#f0f1fe;--surface2:#f7f8ff;--text:#171936;--muted:#5c6184;--line:#d5d8ee;--accent:#5356dc;--on-accent:#fff;--danger:#a32c46;--shadow:0 18px 70px #2428510a;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none;line-height:1.5}
:root[data-theme=dark]{color-scheme:dark;--bg:#1d2130;--surface:#292e45;--surface2:#23283a;--text:#f0f1ff;--muted:#b8beda;--line:#424a68;--accent:#adb0ff;--on-accent:#1d2130;--danger:#ff9eb3;--shadow:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);padding:env(safe-area-inset-top) 0 calc(95px + env(safe-area-inset-bottom));font-size:16px}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{border:1px solid transparent;border-radius:13px;background:var(--accent);color:var(--on-accent);font-weight:650;min-height:48px;padding:11px 20px;cursor:pointer;touch-action:manipulation}button:disabled{opacity:.48;cursor:default}button:hover:not(:disabled){filter:brightness(.96)}button.secondary{background:var(--surface);color:var(--text);border-color:var(--line)}button.danger{background:var(--danger);color:var(--bg)}a{color:var(--accent)}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(29px,4vw,40px);line-height:1.17;letter-spacing:-1px;margin-bottom:15px}h2{font-size:23px;line-height:1.25;letter-spacing:-.4px}h3{font-size:18px;margin-bottom:8px}p{color:var(--muted)}small{font-size:13px;color:var(--muted)}.header{max-width:1000px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:24px 28px}.brand{font-size:25px;font-weight:750;text-decoration:none;color:var(--text);display:flex;align-items:center;gap:12px}.brand svg{width:37px;height:37px;stroke:var(--accent);stroke-width:2.4;fill:none}.icon-button{background:var(--surface);color:var(--accent);padding:10px;min-width:48px}.icon-button svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;display:block}.connection{max-width:944px;margin:0 auto;padding:0 0 18px;color:var(--muted);font-size:13px}.connection:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;margin-right:7px}main{max-width:944px;margin:0 auto;outline:none}.lead{font-size:19px;margin-bottom:30px}.test-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.test-card{border-radius:20px;padding:24px;background:var(--surface);display:flex;flex-direction:column;position:relative}.ordinal{color:var(--accent);font-size:27px;margin-bottom:26px;line-height:1}.test-card h2{margin-bottom:4px}.test-card p{margin-top:16px;flex:1;margin-bottom:24px}.test-card button{width:100%}.test-card .subtitle{font-size:13px;color:var(--muted)}.test-card .progress{margin:0 0 14px}.progress{height:6px;background:var(--line);border-radius:10px;overflow:hidden}.progress progress{width:100%;height:100%;display:block;border:0;appearance:none}.progress progress::-webkit-progress-bar{background:var(--line)}.progress progress::-webkit-progress-value{background:var(--accent);border-radius:10px}.progress progress::-moz-progress-bar{background:var(--accent)}.footnote{font-size:13px;max-width:700px;margin-top:24px}.section{margin-top:30px}nav{display:flex;justify-content:center;gap:70px;position:fixed;bottom:0;left:0;right:0;border-top:1px solid var(--line);background:var(--bg);padding:12px 20px calc(12px + env(safe-area-inset-bottom));z-index:3}nav a{font-size:13px;text-decoration:none;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:4px;min-width:74px;min-height:48px}nav svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}nav a[aria-current=page]{color:var(--accent);font-weight:650}nav a[aria-current=page]:after{content:"";height:3px;width:30px;background:var(--accent);border-radius:2px;position:absolute;bottom:8px}.skip{position:fixed;left:8px;top:-70px;background:var(--bg);padding:10px;z-index:8}.skip:focus{top:8px}.run-wrap{max-width:610px;margin:auto}.run-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px}.run-header h2{font-size:20px;margin:0}.saved{font-size:13px;color:var(--muted)}.question-meta{display:flex;justify-content:space-between;font-size:14px;color:var(--muted);margin-bottom:8px}.question-panel{background:var(--surface2);border-radius:22px;padding:28px;margin-top:24px;box-shadow:var(--shadow)}.question-title{font-size:clamp(23px,3vw,30px);line-height:1.32;letter-spacing:-.4px;min-height:110px;margin-bottom:22px}.answers{display:grid;gap:12px;border:0;margin:0;padding:0}.answers legend{font-size:14px;color:var(--muted);padding:0;margin-bottom:13px}.answer{background:var(--bg);color:var(--text);border:1px solid var(--line);text-align:left;font-weight:450;min-height:62px;display:flex;align-items:center;gap:14px;padding:15px 18px}.answer .dot{width:22px;height:22px;border:1.5px solid var(--muted);border-radius:50%;flex:none}.answer[aria-pressed=true]{border-color:var(--accent);background:var(--surface);color:var(--accent);font-weight:650}.answer[aria-pressed=true] .dot{border:6px solid var(--accent);background:var(--bg)}.run-actions{display:flex;justify-content:space-between;gap:16px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}.run-actions button{flex:1}.review-tools{margin-top:22px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.review-tools label{font-size:14px;color:var(--muted)}input[type=number]{max-width:88px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:10px;min-height:44px;padding:8px}.link-button{background:transparent;color:var(--accent);padding:8px;font-size:14px}.grid-questions{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;margin-top:18px}.grid-questions button{min-height:44px;padding:5px;background:var(--surface);color:var(--text);font-size:14px}.grid-questions button.answered{background:var(--accent);color:var(--on-accent)}.grid-questions button.current{outline:2px solid var(--text);outline-offset:1px}.history-row{display:flex;gap:12px;align-items:center;border-bottom:1px solid var(--line);padding:20px 0}.history-open{flex:1;text-align:left;background:transparent;color:var(--text);padding:0;border:0}.history-open strong{display:block;font-size:19px}.history-open small{display:block;font-weight:400;margin-top:4px}.empty{background:var(--surface2);padding:32px;border-radius:20px}.filter{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.filter button{padding:8px 15px;font-size:14px;background:var(--surface);color:var(--text)}.filter button[aria-pressed=true]{background:var(--accent);color:var(--on-accent)}.result-summary{padding:24px;border-radius:20px;background:var(--surface);margin:24px 0}.result-summary p{margin:0}.result-summary ol{padding-left:24px;font-size:20px;line-height:1.7;font-weight:600;margin:12px 0}.mode{display:flex;gap:8px;margin:18px 0}.mode button{flex:1;font-size:14px;padding:10px}.scale-row{padding:18px 0;border-bottom:1px solid var(--line)}.scale-heading{display:flex;justify-content:space-between;gap:12px;font-size:17px;align-items:baseline}.scale-heading strong{white-space:nowrap;color:var(--accent)}.scale-row p{font-size:14px;margin:8px 0 12px}.scale-row progress{width:100%;height:9px;appearance:none;border:0;display:block}.scale-row progress::-webkit-progress-bar{background:var(--surface);border-radius:10px}.scale-row progress::-webkit-progress-value{background:var(--accent);border-radius:10px}.scale-row progress::-moz-progress-bar{background:var(--accent)}.relative-track{display:grid;grid-template-columns:repeat(200,1fr);height:10px;background:var(--surface);border-radius:8px;position:relative}.relative-track:after{content:"";position:absolute;left:50%;height:18px;top:-4px;border-left:1px solid var(--muted)}.relative-track span{background:var(--accent);border-radius:8px}.relative-legend{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:6px}details{margin:16px 0;border-bottom:1px solid var(--line);padding-bottom:15px}summary{cursor:pointer;min-height:44px;padding:12px 0;font-weight:600}.facet{display:flex;justify-content:space-between;font-size:14px;padding:7px 0;gap:16px}.controls{background:var(--surface2);padding:22px;border-radius:18px;margin-top:28px}.panel{border-bottom:1px solid var(--line);padding:24px 0}.panel h2{margin-bottom:12px}.actions{display:flex;gap:12px;flex-wrap:wrap}.data-count{font-size:20px;color:var(--accent);font-weight:650}.notice{padding:14px 24px;background:var(--surface);display:flex;gap:15px;align-items:center;justify-content:center;font-size:14px;margin-bottom:18px}.notice[hidden]{display:none}.error{color:var(--danger);padding:16px;border:1px solid var(--danger);border-radius:12px;margin:15px 0}.install-instructions{font-size:14px;line-height:1.7}dialog{border:1px solid var(--line);border-radius:22px;padding:28px;background:var(--bg);color:var(--text);max-width:500px;width:calc(100% - 36px);box-shadow:var(--shadow)}dialog::backdrop{background:#10153075}dialog .actions{margin-top:24px}dialog .actions button{flex:1}dialog p{font-size:15px}.checkbox-label{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin-top:16px}.checkbox-label input{min-width:20px;min-height:20px}#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:100px;background:var(--text);color:var(--bg);border-radius:12px;max-width:90%;padding:0;z-index:6;font-size:14px}#toast:not(:empty){padding:12px 18px}[hidden]{display:none!important}@media(max-width:1000px){main,.connection{margin-left:28px;margin-right:28px}}@media(max-width:700px){.header{padding:19px 20px}.brand{font-size:23px}main,.connection{margin-left:20px;margin-right:20px}.connection{padding-bottom:18px}.lead{font-size:17px;margin-bottom:24px}h1{font-size:31px}.test-list{grid-template-columns:1fr;gap:14px}.test-card{padding:21px 20px 21px 65px;min-height:190px}.ordinal{position:absolute;left:20px;top:23px;font-size:24px}.test-card h2{font-size:21px}.test-card p{margin:12px 0 16px;font-size:15px}.test-card button{min-height:46px}.run-header{gap:8px;margin-bottom:20px}.run-header .secondary{padding:10px 12px}.run-header h2{font-size:18px}.saved{font-size:12px}.question-panel{padding:23px 20px;margin-top:20px}.question-title{font-size:25px;min-height:115px}.answer{min-height:60px;padding:13px 15px}.run-actions{margin-top:20px}.footnote{font-size:12px}nav{gap:24px}.grid-questions{grid-template-columns:repeat(6,1fr)}.notice{padding:12px 20px;align-items:flex-start}.history-row .link-button{padding:10px}.scale-heading{font-size:16px}.review-tools{gap:8px}.result-summary ol{font-size:18px}}@media(prefers-reduced-motion:no-preference){button,a{transition:background-color .15s,color .15s}main{animation:appear .15s ease-out}@keyframes appear{from{opacity:.65;transform:translateY(3px)}to{opacity:1;transform:none}}}@media print{nav,.header,.connection,button,.notice,.review-tools,#toast{display:none}body{padding:0}main{max-width:none}.scale-row,details{break-inside:avoid}details{display:block}p{color:#333}:root{--bg:white;--text:#171936;--muted:#444}}

h1:focus,h2:focus{outline:none}.relative-track{width:100%;display:block;color:var(--accent)}.run-actions{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(610px,calc(100% - 40px));background:var(--bg);padding:12px 0 calc(12px + env(safe-area-inset-bottom));z-index:4;margin:0}.run-wrap{padding-bottom:20px}

a.link-button{display:inline-flex;align-items:center;min-height:44px}