*{box-sizing:border-box}body{margin:0;background:#f7f9fa;color:#172033;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.65}.site-header,.site-footer{background:#fff;border-bottom:1px solid #e5e9ed}.site-footer{border-top:1px solid #e5e9ed;border-bottom:0;margin-top:64px}.shell{width:min(1120px,calc(100% - 36px));margin:auto}.site-header .shell{padding:25px 0}.brand{font-size:25px;font-weight:900;color:#101827;text-decoration:none;letter-spacing:-.7px}.crumbs{font-size:13px;color:#697586;margin-top:13px}.crumbs a{color:#697586;text-decoration:none}.crumbs span{margin:0 8px}.hero{padding:48px 0 24px}.eyebrow{color:#087f72;font-size:12px;font-weight:900;letter-spacing:.09em;text-transform:uppercase}.hero h1{font-size:clamp(35px,5vw,54px);line-height:1.06;margin:10px 0 12px;letter-spacing:-1.7px}.dek{font-size:17px;color:#5d697b;max-width:780px;margin:0}.calculator-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(320px,.88fr);gap:22px;margin:12px 0 52px}.panel,.content-card,.faq details{background:#fff;border:1px solid #dfe5e9;border-radius:15px;box-shadow:0 9px 24px rgba(20,35,45,.055)}.panel{padding:26px}.panel.result{border-top:4px solid #0f9d8a}.panel-kicker{color:#087f72;font-size:11px;font-weight:900;letter-spacing:.09em;text-transform:uppercase}.panel h2{font-size:23px;line-height:1.2;margin:6px 0 20px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field label{display:block;font-weight:800;font-size:14px;margin-bottom:6px}.input-wrap{display:flex;border:1px solid #ced7df;border-radius:9px;overflow:hidden;background:#fff}.input-wrap:focus-within{border-color:#0f9d8a;box-shadow:0 0 0 3px rgba(15,157,138,.12)}input{min-width:0;width:100%;border:0;padding:12px 13px;font:inherit;outline:0}.unit{padding:12px;background:#f1f5f6;color:#566273;font-weight:700;white-space:nowrap}.actions{display:flex;gap:10px;margin-top:21px}.btn{border:0;border-radius:9px;padding:12px 18px;font-weight:850;cursor:pointer}.primary{background:#087f72;color:white}.secondary{background:#eef2f4;color:#273244}.result-number{font-weight:900;font-size:clamp(31px,5vw,47px);line-height:1.1;color:#087f72;margin:8px 0 14px;overflow-wrap:anywhere}.formula{background:#eef8f6;border-left:3px solid #0f9d8a;padding:11px 13px;border-radius:7px;font-family:ui-monospace,monospace;font-size:13px;color:#334155}.status{font-size:13px;color:#687587;margin-top:13px}.content{width:min(920px,100%);margin:0 auto}.prose-section{margin:0 0 35px}.prose-section h2,.content-card h2,.faq h2{font-size:28px;line-height:1.2;letter-spacing:-.6px;margin:0 0 12px}.prose-section h3,.content-card h3{font-size:22px;line-height:1.25;letter-spacing:-.35px;margin:0 0 11px}.prose-section p,.content-card p{color:#536173;margin:0 0 13px}.content-card{padding:25px 27px;margin:0 0 34px}.content-card.accent{background:#f1faf8;border-left:4px solid #0f9d8a}.content-card.warm{background:#fff9f0;border-left:4px solid #e6a23c}.data-table{width:100%;border-collapse:collapse;margin-top:15px}.data-table th,.data-table td{border:1px solid #dfe5e9;padding:10px;text-align:left}.data-table th{background:#f4f7f8}.inline-link{color:#087f72;font-weight:750}.faq{margin-top:42px}.faq details{margin:10px 0;box-shadow:none}.faq summary{cursor:pointer;padding:15px 18px;font-weight:850}.faq details p{padding:0 18px 17px;margin:0;color:#536173}.site-footer .shell{padding:28px 0;text-align:center;color:#748092;font-size:13px}.site-footer a{color:#748092;margin:0 8px;text-decoration:none}.category-hero{text-align:center;padding:50px 0 25px}.category-hero h1{font-size:48px;margin:8px}.category-controls{display:flex;gap:12px;margin:20px auto 36px;max-width:760px}.category-controls input{border:1px solid #cfd8df;border-radius:10px}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.tool-card{display:block;background:#fff;border-radius:14px;padding:22px;text-decoration:none;color:#172033;box-shadow:0 8px 22px rgba(20,35,45,.06);border-top:3px solid #0f9d8a;transition:.18s}.tool-card:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(20,35,45,.1)}.tool-card h2{font-size:19px;line-height:1.25;margin:0 0 9px}.tool-card p{font-size:14px;color:#647184;margin:0}.section-label{margin:25px 0 17px;font-size:13px;color:#087f72;text-transform:uppercase;letter-spacing:.08em}.count{color:#687587;text-align:right;margin:-20px 0 18px}@media(max-width:760px){.calculator-grid{grid-template-columns:1fr}.fields,.tool-grid{grid-template-columns:1fr}.hero{padding-top:32px}.panel{padding:21px}.shell{width:min(100% - 24px,1120px)}.prose-section h2,.content-card h2,.faq h2{font-size:24px}.category-hero h1{font-size:38px}}[hidden]{display:none!important}