:root{--bg:#f6f8fb;--card:#fff;--text:#182230;--muted:#667085;--line:#e5e7eb;--brand:#2457ff;--soft:#eef3ff}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:linear-gradient(180deg,#fff,#f6f8fb 360px)}a{color:inherit}.container{max-width:1120px;margin:0 auto;padding:0 18px}header{border-bottom:1px solid var(--line);background:rgba(255,255,255,.94);position:sticky;top:0;z-index:10}.nav{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0}.logo{font-size:22px;font-weight:900;text-decoration:none}.logo span{color:var(--brand)}.navlinks{display:flex;gap:16px;flex-wrap:wrap}.navlinks a{text-decoration:none;color:var(--muted);font-size:14px}.hero{padding:54px 0 28px;text-align:center}.hero h1{font-size:clamp(34px,6vw,62px);line-height:1;margin:0 0 16px;letter-spacing:-.06em}.hero p{font-size:18px;color:var(--muted);max-width:760px;margin:0 auto 24px}.ad{border:1px dashed #b9c3d6;background:#f8fafc;color:#7b8798;border-radius:14px;min-height:90px;display:flex;align-items:center;justify-content:center;text-align:center;font-size:13px;margin:22px 0}.ad.sidebar{min-height:280px;position:sticky;top:86px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:22px 0}.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;text-decoration:none;box-shadow:0 8px 30px rgba(16,24,40,.04)}.card:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(16,24,40,.08)}.card h3{margin:0 0 8px;font-size:17px}.card p{margin:0;color:var(--muted);font-size:14px;line-height:1.45}.section-title{font-size:25px;margin:34px 0 12px;letter-spacing:-.04em}.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start;margin:30px 0}.tool,.info{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 10px 35px rgba(16,24,40,.05)}.tool h1{font-size:38px;margin:0 0 8px;letter-spacing:-.05em}.lead{color:var(--muted);font-size:17px;line-height:1.55;margin:0 0 18px}.formgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}label{font-size:14px;font-weight:700;color:#344054;display:block;margin:0 0 7px}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:13px;padding:12px 13px;font-size:15px;background:#fff;color:var(--text)}textarea{min-height:140px;resize:vertical}button{border:0;border-radius:14px;background:var(--brand);color:#fff;font-weight:800;padding:13px 18px;font-size:15px;cursor:pointer}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.result{margin-top:18px;background:var(--soft);border:1px solid #d9e4ff;border-radius:18px;padding:16px;font-size:16px;line-height:1.6}.result strong{font-size:22px}.info{margin-top:18px;line-height:1.65;color:#344054}.related{display:flex;gap:10px;flex-wrap:wrap}.related a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 12px;text-decoration:none;color:#475467;font-size:14px}footer{border-top:1px solid var(--line);margin-top:60px;padding:32px 0;color:var(--muted);font-size:14px}.small{font-size:13px;color:var(--muted)}.warning{background:#fff7ed;border:1px solid #fed7aa;border-radius:14px;padding:12px;color:#9a3412;font-size:14px;margin-top:12px}@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}.layout{grid-template-columns:1fr}.ad.sidebar{position:static;min-height:120px}}@media(max-width:560px){.grid,.formgrid{grid-template-columns:1fr}.nav{align-items:flex-start;flex-direction:column}.hero{text-align:left}.tool h1{font-size:32px}}


.homebtn{
  background:var(--brand);
  color:#fff!important;
  padding:9px 14px;
  border-radius:999px;
  font-weight:800;
  box-shadow:0 8px 20px rgba(36,87,255,.22);
}
.homebtn:hover{
  background:var(--brand2);
}