:root{--ink:#0d172b;--muted:#607086;--line:#dfe7ee;--bg:#f7fbfb;--accent:#087f75;--card:#fff}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:linear-gradient(135deg,#fff,#f1f8f8)}
a{color:inherit}
.wrap{width:min(1120px,calc(100% - 44px));margin:0 auto}
.nav{display:flex;justify-content:space-between;align-items:center;padding:22px 0}
.brand{font-weight:900;font-size:22px;text-decoration:none}
.navlinks{display:flex;gap:18px;flex-wrap:wrap}
.navlinks a{text-decoration:none;color:var(--muted);font-weight:700}
.hero{padding:58px 0 30px;text-align:center}
.eyebrow{color:var(--accent);font-size:13px;font-weight:850;letter-spacing:.12em;text-transform:uppercase}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:.98;letter-spacing:-.055em;max-width:860px;margin:14px auto}
.hero p{font-size:18px;color:var(--muted);max-width:740px;line-height:1.6;margin:0 auto}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:34px auto 64px;max-width:1040px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 14px 40px rgba(15,23,42,.06)}
.card h2,.card h3{margin-top:0}
.card p,.content p{color:var(--muted);line-height:1.65}
.card a{font-weight:800;color:var(--accent);text-decoration:none}
.calc{max-width:720px;margin:28px auto 60px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin:12px 0}
.field label{display:block;font-weight:750;margin-bottom:7px}
.field input{width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;font-size:16px;background:#fff}
.result{margin-top:20px;background:var(--ink);color:#fff;border-radius:16px;padding:20px}
.result div{display:flex;justify-content:space-between;margin:9px 0}
.result strong{font-size:22px}
.pills{display:flex;gap:9px;flex-wrap:wrap}
.pills button{border:1px solid var(--line);background:#fff;padding:10px 15px;border-radius:10px;font-weight:750;cursor:pointer}
.content{max-width:760px;margin:0 auto 70px;line-height:1.7}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px;text-align:center}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr));max-width:760px}}
@media(max-width:640px){.grid{grid-template-columns:1fr}.row{grid-template-columns:1fr}.nav{align-items:flex-start;gap:14px;flex-direction:column}.hero{padding-top:34px}.hero h1{font-size:clamp(38px,12vw,54px)}}