:root{--bg:#f6f7fb;--ink:#0f172a;--mut:#475569;--brand:#0b6e4f;--brand2:#14b8a6;--card:#fff;--line:#e2e8f0;--warn:#7c2d12}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.top18{background:#0f172a;color:#cbd5e1;font-size:13px;text-align:center;padding:6px}.top18 a{color:#fff}
header{background:#fff;border-bottom:1px solid var(--line)}header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;flex-wrap:wrap}
.logo{font-weight:800;font-size:20px;text-decoration:none;color:var(--ink)}.logo span{color:var(--brand)}
nav a{margin-left:14px;text-decoration:none;color:var(--mut);font-weight:600;font-size:15px}
.hero{background:linear-gradient(135deg,#0b6e4f,#14b8a6);color:#fff;padding:44px 0}.hero h1{font-size:clamp(28px,5vw,44px);margin:0 0 8px;line-height:1.15}.hero p{max-width:640px;opacity:.95}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:24px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;text-decoration:none;color:inherit;transition:.15s}.card:hover{border-color:var(--brand2);transform:translateY(-2px)}.card h3{margin:0 0 6px}
main{padding:24px 0 40px}h1,h2{line-height:1.2}
.calc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;margin:18px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
label{display:flex;flex-direction:column;font-size:13px;font-weight:600;color:var(--mut);gap:4px}
input,select{font:inherit;padding:10px;border:1px solid #cbd5e1;border-radius:10px;background:#fff;color:var(--ink);min-height:44px}
.sel{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;padding:12px 0;border-top:1px dashed var(--line);margin-top:12px}
.out{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:16px}
.stat{background:#ecfdf5;border-radius:12px;padding:12px}.stat span{display:block;font-size:12px;color:var(--mut)}.stat strong{font-size:22px}
.box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:16px 0}
.offers{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}.offers td,.offers th{padding:10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}
@media(max-width:720px){.offers thead{display:none}.offers tr{display:block;border-bottom:8px solid var(--bg)}.offers td{display:block;border:0;padding:6px 12px}.offers td[data-l]:before{content:attr(data-l)": ";font-weight:700;color:var(--mut)}}
.tc{font-size:12px;color:var(--mut)}.badge{display:inline-block;background:#fef3c7;color:#78350f;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:700}
.nl{display:flex;gap:8px;flex-wrap:wrap}.nl input{flex:1 1 220px}.btn{background:var(--brand);color:#fff;border:0;border-radius:10px;padding:10px 18px;font-weight:700;min-height:44px;cursor:pointer}
.nlbox{background:#0f172a;color:#e2e8f0;border-radius:16px;padding:22px;margin:28px 0}.nlbox h2{margin-top:0;color:#fff}.nl-msg{font-size:14px;margin-top:6px;color:#5eead4}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:8px 0}summary{font-weight:700;cursor:pointer}
footer{background:#0f172a;color:#94a3b8;font-size:14px;padding:28px 0}footer a{color:#e2e8f0}.rg{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}.rg span{border:1px solid #334155;border-radius:8px;padding:4px 10px;color:#fff;font-weight:700}