:root{color-scheme:light;--ink:#112b35;--muted:#536b75;--green:#087c58;--line:#dbe5e8}*{box-sizing:border-box}body{margin:0;background:#f3f7f8;color:var(--ink);font:16px/1.55 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px max(24px,calc((100vw - 1180px)/2));background:#fff;border-bottom:1px solid var(--line)}nav{display:flex;gap:22px;flex-wrap:wrap}a{color:var(--green);font-weight:700}nav a{text-decoration:none}main{max-width:1180px;margin:auto;padding:36px 24px}.intro{padding:20px 0 24px;max-width:850px}.eyebrow,.step{font-size:12px;letter-spacing:.1em;font-weight:800;color:var(--green)}h1{font-size:clamp(32px,4.5vw,54px);line-height:1.12;letter-spacing:-.035em;margin:15px 0 20px}h1 span{color:var(--green)}h2{font-size:24px;line-height:1.2;margin:12px 0}h3{font-size:18px;margin:18px 0 6px}p{margin:12px 0}.intro p{max-width:690px;font-size:19px}.badges{display:flex;gap:10px;flex-wrap:wrap}.badges span{font-size:13px;font-weight:750;background:#e5f3ee;padding:6px 11px;border-radius:20px}.layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:24px;margin-top:18px}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;margin-bottom:20px;box-shadow:0 5px 20px #112b3505}.step{margin-bottom:15px}label{display:block;font-size:14px;font-weight:700;margin:10px 0 7px}input,select,button{font:inherit;width:100%;border:1px solid #bacbd1;border-radius:10px;padding:12px;background:#fff;color:var(--ink);min-width:0}input[type=checkbox]{width:18px;min-height:18px;margin:0 7px 0 0;vertical-align:middle;accent-color:var(--green)}button{background:var(--green);color:#fff;border-color:var(--green);font-weight:800;cursor:pointer;margin-top:16px}.secondary{background:#eff8f4;color:var(--green);border-color:#a3cebc}button:disabled{opacity:.55;cursor:wait}input:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #39a9d4;outline-offset:3px}fieldset{border:1px solid var(--line);border-radius:12px;margin:18px 0;padding:0 14px 15px}legend label{margin:0 6px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}.muted,.note{color:var(--muted);font-size:14px}.projection{margin-top:16px;background:#edf7f2;border-radius:12px;padding:14px;font-weight:700}.projection:empty{display:none}.big{font-size:58px;font-weight:850;letter-spacing:-.05em;color:var(--green);line-height:1.1}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0}.metric{padding:13px;background:#f3f7f8;border-radius:10px}.metric small{display:block;color:var(--muted)}.metric strong{font-size:22px}.leg{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:10px 0;font-size:14px}.scenario-result{background:#edf7f2;border-radius:12px;padding:14px}.error{color:#ad3030}.warning{background:#fff7e9;padding:12px;border-radius:10px;color:#77511c}hr{border:0;border-top:1px solid var(--line);margin:24px 0}.note p{font-size:13px}footer{text-align:center;padding:24px;color:var(--muted);font-size:13px}#load-status{color:var(--muted)}#ask-status,#comparison{margin-top:12px;font-size:14px}@media(max-width:700px){header{align-items:flex-start;padding:12px 18px;gap:10px}header img{width:145px;height:auto}nav{font-size:12px;gap:10px;justify-content:flex-end}main{padding:20px 16px}.layout{grid-template-columns:1fr;gap:0}.panel{padding:20px}.intro p{font-size:16px}.big{font-size:48px}}@media(max-width:380px){.pair{grid-template-columns:1fr}}