:root{
  --bg:#f3f8fb;--ink:#14213d;--muted:#607089;--card:#ffffff;--brand:#2877a6;--brand2:#123b5d;--line:#d7e5ee;--soft:#e8f5fb;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);line-height:1.72}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
header{background:#ffffff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 0}
.logo{font-size:24px;font-weight:800;color:var(--brand2)}
.logo span{display:block;font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.02em}
nav{display:flex;gap:16px;flex-wrap:wrap}
nav a{color:var(--ink);font-weight:650;font-size:15px}
.hero{padding:48px 0 34px;background:linear-gradient(135deg,#e9f7ff,#ffffff)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:center}
h1{font-size:44px;line-height:1.08;margin:0 0 16px}
h2{font-size:30px;line-height:1.18;margin:30px 0 12px}
h3{font-size:21px;line-height:1.3;margin:22px 0 8px}
p{margin:0 0 15px}
.lead{font-size:19px;color:#394458}
.btn{display:inline-block;background:var(--brand);color:white;padding:12px 18px;border-radius:12px;font-weight:750;margin:8px 8px 0 0}
.btn.secondary{background:#fff;color:var(--brand2);border:1px solid var(--line)}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 10px 28px rgba(18,59,93,.06)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
main{padding:30px 0}
.article-list article,.tool-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}
.meta{font-size:14px;color:var(--muted)}
.kicker{font-weight:800;color:var(--brand);text-transform:uppercase;font-size:12px;letter-spacing:.08em}
.notice{background:var(--soft);border-left:4px solid var(--brand);padding:16px;border-radius:12px;margin:18px 0}
footer{background:#101827;color:#d9e2ef;margin-top:34px;padding:34px 0}
footer a{color:#d9fff4}
.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:22px}
input,select,textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:16px;margin:6px 0 12px}
button{background:var(--brand);color:#fff;border:0;border-radius:10px;padding:12px 16px;font-weight:800;cursor:pointer}
.result{background:#f9fbff;border:1px dashed #b8c6d8;border-radius:12px;padding:14px;margin-top:12px;min-height:48px}
ul{padding-left:22px}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}
.ad-placeholder{background:#f1f4f8;border:1px dashed #c3ccd8;border-radius:14px;padding:18px;text-align:center;color:#657184;margin:24px 0;font-size:14px}
@media(max-width:760px){.hero-grid{grid-template-columns:1fr}h1{font-size:34px}.footergrid{grid-template-columns:1fr}.nav{align-items:flex-start;flex-direction:column}}