:root{--ink:#122018;--green:#075c3b;--lime:#d8f36e;--cream:#f8f7f1;--line:#d9ded7;--muted:#657168}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.55 Arial,sans-serif}.site-header,main,footer{max-width:1120px;margin:auto}.site-header{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 28px}.brand{font-size:22px;font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:-1px}.brand span{color:var(--green)}nav,footer div{display:flex;gap:22px}a{color:var(--green);text-underline-offset:3px}nav a{font-size:14px;font-weight:bold;text-decoration:none}.hero{padding:80px 28px 48px;max-width:720px}.eyebrow{color:var(--green);font-size:12px;font-weight:bold;letter-spacing:1.5px}.hero h1{font-size:clamp(42px,7vw,70px);line-height:1;margin:10px 0 18px;letter-spacing:-3px}.hero p:last-child{font-size:20px;color:var(--muted)}.calculator-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;padding:0 28px 48px}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:32px;box-shadow:0 12px 30px #1220180a}.card h2{margin-top:0}.toggle{background:#edf0ea;border-radius:10px;padding:4px;display:flex;margin:20px 0}.toggle button{flex:1;background:transparent;border:0;border-radius:7px;padding:10px 5px;color:var(--muted);font-weight:bold;cursor:pointer}.toggle .active{background:white;color:var(--ink);box-shadow:0 1px 4px #1220181c}label{display:block;font-size:14px;font-weight:bold;margin:15px 0}input{display:block;width:100%;margin-top:6px;padding:13px;border:1px solid #bfc8be;border-radius:8px;font:inherit}.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}.calculate{width:100%;background:var(--green);color:white;border:0;padding:15px;border-radius:8px;font:bold 16px inherit;cursor:pointer;margin-top:8px}.results{background:var(--ink);color:white;display:flex;flex-direction:column}.result-label{margin:0;color:#c6d2ca}.total{font-size:46px;font-weight:800;letter-spacing:-2px;margin:4px 0 26px;color:var(--lime)}dl{margin:0}dl div{border-top:1px solid #ffffff2a;padding:13px 0;display:flex;justify-content:space-between}dt{color:#c6d2ca}dd{margin:0;font-weight:bold}.copy{margin-top:auto;background:transparent;color:white;border:1px solid #ffffff66;border-radius:7px;padding:11px;cursor:pointer}.copy:disabled{opacity:.45}.ad-slot{max-width:780px;margin:0 auto 72px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:#9ba59d;text-align:center;padding:19px;font-size:12px}.ad-slot span{text-transform:uppercase;font-size:10px;letter-spacing:1px}.ad-slot p{margin:3px 0 0}.content{padding:0 28px 80px}.content h2{font-size:32px;letter-spacing:-1px}.content>p{max-width:720px}.examples{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:30px 0}.examples article{border-top:3px solid var(--lime);padding:12px 16px;background:#eef0ea}.examples h3{margin:0}.note{font-size:13px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:32px 28px 46px;font-size:13px}footer p{color:var(--muted)}@media(max-width:700px){.site-header{padding:0 20px}.site-header nav{gap:12px}.site-header nav a:last-child{display:none}.hero{padding:54px 20px 38px}.calculator-wrap{grid-template-columns:1fr;padding:0 20px 40px}.card{padding:24px}.content{padding:0 20px 55px}.examples{grid-template-columns:1fr}footer{padding:28px 20px}footer div{margin-top:18px;gap:14px;flex-wrap:wrap}}