:root{color-scheme:light;--ink:#172018;--muted:#5b675d;--line:#dce5dd;--panel:#f7faf6;--accent:#1f7a4d;--accent2:#f3a83b;--bg:#fffdf8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}a{color:var(--accent)}header{border-bottom:1px solid var(--line);background:#fff}.shell{max-width:1080px;margin:0 auto;padding:0 20px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 0}.brand{font-weight:900;text-decoration:none;color:var(--ink);font-size:1.18rem}.brand span{color:var(--accent)}nav{display:flex;gap:16px;flex-wrap:wrap}nav a{text-decoration:none;color:var(--muted);font-weight:700}.hero{padding:64px 0 36px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:start}.eyebrow{color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.82rem}h1{font-size:clamp(2.2rem,5vw,4.4rem);line-height:1.02;margin:12px 0}h2{font-size:1.7rem;margin-top:36px}h3{margin-top:26px}.lede{font-size:1.18rem;color:var(--muted);max-width:68ch}.card,.calculator,.article{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 18px 48px rgba(23,32,24,.07)}.calculator{padding:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}label{display:grid;gap:6px;font-weight:800;font-size:.9rem}input{width:100%;padding:11px;border:1px solid var(--line);border-radius:12px;font:inherit}.result-box{background:var(--panel);border-radius:16px;padding:14px;margin-top:18px}.result-row{display:flex;justify-content:space-between;gap:16px;padding:8px 0;border-bottom:1px solid var(--line)}.result-row:last-child{border-bottom:0}.result-row.total{font-size:1.12rem;color:var(--accent)}.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.button{display:inline-block;background:var(--accent);color:white;text-decoration:none;border-radius:999px;padding:12px 18px;font-weight:900}.button.secondary{background:#fff;color:var(--accent);border:1px solid var(--accent)}.section{padding:34px 0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{padding:20px}.card h3{margin-top:0}.muted{color:var(--muted)}.article{max-width:860px;margin:30px auto;padding:34px}.article h1{font-size:clamp(2rem,4vw,3.2rem)}table{width:100%;border-collapse:collapse;margin:18px 0;background:#fff}th,td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}th{background:var(--panel)}.callout{border-left:5px solid var(--accent2);background:#fff8ea;padding:16px;border-radius:14px;margin:18px 0}.footer{margin-top:50px;border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:.92rem}@media(max-width:820px){.hero-grid,.cards,.form-grid{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}}