:root{color-scheme:light;--ink:#17201b;--muted:#5d6b63;--line:#d7ded8;--paper:#fbfcf8;--band:#edf5ef;--accent:#126a58;--accent2:#9a5b15;--warn:#7f1d1d}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--paper);color:var(--ink);line-height:1.5}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px clamp(16px,4vw,48px);border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}.brand{font-weight:800;color:var(--ink);text-decoration:none}.topbar nav{display:flex;gap:18px}.topbar a{color:var(--accent)}main{max-width:1180px;margin:0 auto;padding:0 clamp(16px,4vw,32px) 48px}.hero{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:32px;align-items:center;padding:56px 0 32px}.hero h1{font-size:clamp(2rem,5vw,4.75rem);line-height:1.02;margin:0 0 16px;letter-spacing:0}.hero p{font-size:1.12rem;max-width:760px}.hero aside{background:var(--band);border:1px solid var(--line);border-radius:8px;padding:20px;display:grid;gap:10px}.eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent2);font-weight:800}.cta,.secondary,button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;border-radius:7px;padding:9px 14px;border:1px solid var(--accent);font-weight:750;text-decoration:none;cursor:pointer}.cta,button{background:var(--accent);color:#fff}.secondary{color:var(--accent);background:#fff}.calculator,section,article{margin:28px 0}.calculator{border:1px solid var(--line);border-radius:8px;padding:18px;background:#fff}.calc-head{display:flex;justify-content:space-between;gap:16px;align-items:start}.toggle{white-space:nowrap;background:var(--band);border:1px solid var(--line);border-radius:7px;padding:9px 10px}.device-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:10px;margin:16px 0}.device{display:grid;grid-template-columns:auto minmax(0,1fr) 82px;gap:10px;align-items:center;border:1px solid var(--line);border-radius:7px;padding:10px;background:#fbfdfb}.device small,td small{display:block;color:var(--muted);font-size:.78rem}.device input[type=number]{width:82px;padding:8px;border:1px solid var(--line);border-radius:6px}.result-tools{display:flex;gap:14px;align-items:center;margin:14px 0;color:var(--muted)}table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}th,td{text-align:left;border-bottom:1px solid var(--line);padding:10px;vertical-align:top}th{background:var(--band);font-size:.86rem}.fit td:first-child{border-left:4px solid var(--accent)}.miss td:first-child{border-left:4px solid #b65b3b}.answer{background:#eaf6f2;border:1px solid #b8d8cd;border-radius:8px;padding:16px;font-size:1.08rem}.medical{border-left:4px solid var(--warn);padding:10px 12px;background:#fff7f7;color:#4f1717}.math-list li{margin:8px 0}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.card{display:grid;gap:4px;padding:14px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);text-decoration:none}.card span{color:var(--muted)}footer{border-top:1px solid var(--line);background:#fff;padding:24px clamp(16px,4vw,48px);color:var(--muted)}@media(max-width:760px){.hero{grid-template-columns:1fr;padding-top:32px}.calc-head,.result-tools{display:grid}.topbar{align-items:flex-start}.device{grid-template-columns:auto minmax(0,1fr)}.device input[type=number]{grid-column:2;width:100%}table{font-size:.88rem}th,td{padding:8px}}