:root{font-family:system-ui,-apple-system,Segoe UI,sans-serif;color:#203348;background:#f2f5f8;font-size:16px;line-height:1.55;color-scheme:light}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}main{max-width:1200px;margin:auto;padding:32px 24px}header{display:flex;justify-content:space-between;gap:24px;margin-bottom:28px}h1{font-family:Georgia,serif;font-size:clamp(2rem,5vw,3.3rem);line-height:1.13;margin:.3em 0;color:#173d3b}h2{font-size:1.25rem;margin:0 0 12px}h3{margin:12px 0}p{margin:8px 0 14px}.eyebrow{text-transform:uppercase;font-size:.75rem;letter-spacing:.14em;color:#52726b;font-weight:750}.language{align-self:start;min-width:110px}.panel{background:#fff;border:1px solid #dbe3e9;border-radius:20px;padding:24px;margin-bottom:20px;box-shadow:0 4px 20px #173d3b05}label{display:flex;flex-direction:column;gap:6px;font-size:.9rem;font-weight:650}input,select,button{font:inherit;border:1px solid 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span{font-size:.85rem}.section-head{display:flex;justify-content:space-between;gap:10px}.pill{font-size:.8rem;background:#edf2f8;padding:5px 12px;border-radius:30px;height:fit-content}.sample{display:flex;gap:24px;align-items:center;background:#f5f7fa;border-radius:14px;padding:18px;margin:20px 0}.sample label{flex-direction:row;align-items:center;flex-wrap:wrap}.sample input{width:110px}.bottle{position:relative;flex-shrink:0;width:38px;height:76px;background:linear-gradient(90deg,#164c3b,#39816a,#174a3c);border-radius:10px 10px 7px 7px;margin:15px 12px 0}.bottle:before{content:'';position:absolute;width:16px;height:21px;top:-17px;left:11px;border-radius:3px 3px 0 0;background:#1f5444;border-top:7px solid #c39e63}.bottle:after{content:'';position:absolute;left:5px;right:5px;top:24px;height:30px;background:#eee4cb;border-radius:3px}.math{font-family:ui-monospace,Consolas,monospace;font-size:1.05rem;overflow-wrap:anywhere}.detectors{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin:20px 0}.detector{border:2px solid #dde5e8;border-radius:14px;padding:12px;text-align:center;position:relative;min-width:0}.detector.selected{border-color:#287b67;background:#edf8f3}.detector.active{outline:3px solid #d79932;outline-offset:2px}.detector .weight{font-size:1.6rem;font-weight:800;color:#184d40}.tube{width:30px;height:48px;border:2px solid #839d9f;border-top:5px solid #58777b;border-radius:0 0 13px 13px;margin:12px auto;background:linear-gradient(to top,#c6dce8 55%,transparent 55%)}.selected .tube{background:linear-gradient(to top,#68b596 70%,transparent 70%)}.detector.positive .tube{background:linear-gradient(to top,#db855a 70%,transparent 70%)}.detector.negative .tube{background:linear-gradient(to top,#a7c5d2 70%,transparent 70%)}.detector small{display:block;color:#566978}.signal{display:block;font-size:.85rem;font-weight:700;min-height:26px}.positive .signal{color:#a23d17}.members{font-size:.75rem;text-align:left;overflow-wrap:anywhere}.members summary{font-size:.8rem}.members p{max-height:140px;overflow:auto;padding:5px}.pager,.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0}.bottle-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(54px,1fr));gap:6px;margin:10px 0}.bottle-grid button{padding:8px 4px;font-size:.85rem}.bottle-grid button[aria-pressed=true]{background:#176451;color:white}.notice{padding:14px 18px;background:#fff6e4;border-left:3px solid #ca9133;border-radius:4px 10px 10px 4px}.analysis{border-top:4px solid #236957}progress{width:100%;height:14px;accent-color:#216c58}.answer{font-size:1.3rem;font-weight:750;color:#154c3e;background:#e8f5ed;padding:18px;border-radius:14px;margin:18px 0}.answer small{display:block;font-size:.9rem;font-weight:400;margin-top:8px}.result-bits{font-size:1.6rem;letter-spacing:.12em}summary{cursor:pointer;font-weight:650;padding:8px 0}footer{text-align:center;padding:12px}.explain p{max-width:90ch}@media(max-width:600px){main{padding:18px 12px}header{flex-direction:column;gap:8px}.language{flex-direction:row;align-items:center}.panel{padding:18px 14px}.stats{grid-template-columns:repeat(2,1fr)}.stats>div{padding:12px}.detectors{grid-template-columns:repeat(2,minmax(0,1fr))}.sample{gap:10px;padding:12px}.section-head{flex-direction:column}.actions button{flex:1}.result-bits{font-size:1.25rem}form label{flex:1}form input{width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
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