:root{--ink:#141414;--paper:#ffffff;--hero:#1f2a18;--accent:#4e7c3a;
--accent-soft:#f3ede7;--muted:#8a8a93;--radius:999px}
*{box-sizing:border-box}
body{margin:0;font-family:Verdana,Geneva,Tahoma,sans-serif;color:var(--ink);
background:var(--paper);line-height:1.6}
.display{font-family:"Trebuchet MS","Arial Narrow",Arial,sans-serif;
font-weight:800;letter-spacing:-.5px;text-transform:uppercase}
.topbar{position:sticky;top:0;z-index:10;background:#fff;border-bottom:3px solid var(--ink)}
.topbar-inner{max-width:1080px;margin:0 auto;padding:12px 20px;display:flex;
align-items:center;justify-content:space-between}
.logo{font-family:"Trebuchet MS","Arial Narrow",Arial,sans-serif;font-weight:800;
font-size:1.25rem;text-transform:uppercase;text-decoration:none;color:var(--ink)}
.logo em{font-style:normal;color:var(--accent)}
.topbar nav a{margin-left:16px;color:var(--ink);text-decoration:none;
font-weight:700;font-size:.8rem;text-transform:uppercase}
.topbar nav a:hover{color:var(--accent)}
.hero{background:var(--hero);color:#fff;padding:56px 0}
.hero-inner{max-width:1080px;margin:0 auto;padding:0 20px;display:grid;
grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:2.6rem;line-height:1.05;margin:0 0 14px;color:#fff}
.hero h1 span{color:var(--accent)}
.hero p{color:#d9d9de;font-size:1.02rem}
.calc{background:#fff;color:var(--ink);border-radius:18px;padding:28px;
box-shadow:0 18px 50px rgba(0,0,0,.35)}
.calc h2{margin:0 0 16px;font-size:1.2rem;text-transform:uppercase;
font-family:"Trebuchet MS",Arial,sans-serif}
.calc label{display:block;font-size:.78rem;font-weight:700;text-transform:uppercase;
margin:12px 0 6px;color:#555}
.calc input,.calc select{width:100%;padding:12px 14px;border:2px solid #141414;
border-radius:12px;font-size:1rem;font-family:inherit;background:#fff}
.calc button{margin-top:18px;width:100%;background:var(--accent);color:#fff;
border:0;border-radius:var(--radius);padding:14px;font-size:1rem;font-weight:800;
text-transform:uppercase;cursor:pointer;letter-spacing:.5px}
.calc button:hover{filter:brightness(.92)}
.calc-out{margin-top:16px;background:#f3f0eb;border-radius:12px;padding:16px}
.calc-out .m{font-size:2rem;font-weight:800;color:var(--ink)}
.calc-out small{color:#555}
.stats{background:#fff;border-bottom:3px solid var(--ink)}
.stats-inner{max-width:1080px;margin:0 auto;padding:26px 20px;display:grid;
grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.stats b{font-size:1.7rem;display:block}
.stats span{color:var(--muted);font-size:.85rem;text-transform:uppercase;letter-spacing:1px}
footer.site{background:var(--ink);color:#b9b9c2;padding:40px 0 24px}
.foot-grid{max-width:1080px;margin:0 auto;padding:0 20px;display:grid;
grid-template-columns:2fr 1fr 1fr;gap:24px}
.foot-grid a{color:#b9b9c2;text-decoration:none;display:block;margin:6px 0;font-size:.9rem}
.foot-grid a:hover{color:#fff}
.foot-base{max-width:1080px;margin:24px auto 0;padding:16px 20px 0;
border-top:1px solid #333;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
font-size:.8rem;color:#8a8a93}
.foot-base a{color:#8a8a93}
.article{max-width:760px;margin:0 auto;padding:48px 20px}
.article h1{font-size:2.1rem}
.article h2{margin-top:36px}
table.data{width:100%;border-collapse:collapse;font-size:.85rem;margin:16px 0}
table.data thead tr{background:var(--hero);color:#fff}
table.data th,table.data td{padding:10px;text-align:left}
table.data td.num,table.data th.num{text-align:right}
table.data tbody tr td{border-bottom:1px solid #ddd}
@media(max-width:820px){.hero-inner{grid-template-columns:1fr}
.hero h1{font-size:2.1rem}
.stats-inner{grid-template-columns:1fr 1fr}.foot-grid{grid-template-columns:1fr}}
.foot-grid h2.fh{color:#fff;text-transform:uppercase;font-size:.8rem;letter-spacing:1px;margin:0 0 8px}
ul.tight li{margin-bottom:8px}