:root{--ink:#172033;--muted:#657084;--line:#e7ebf2;--bg:#f7f9fc;--card:#fff;--brand:#1664d8;--brand2:#0b4eaf;--shadow:0 14px 40px rgba(23,32,51,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.wrap{width:min(1180px,calc(100% - 32px));margin:auto}
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.nav{min-height:74px;display:flex;align-items:center;gap:18px}.logo img{display:block;width:154px;height:auto}.links{display:flex;gap:17px;align-items:center;margin-left:auto}.links a{font-weight:700;color:#263248;font-size:14px;white-space:nowrap}.search{position:relative;display:flex;align-items:center}.search input{width:210px;height:42px;border:1px solid #d9dfeb;border-radius:12px;background:#fff;padding:0 42px 0 14px;font-size:14px;outline:none}.search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(22,100,216,.12)}.search span{position:absolute;right:13px;font-size:22px;color:#69768b;pointer-events:none}.menu{display:none;border:0;background:#fff;font-size:28px;line-height:1;cursor:pointer;padding:7px;border-radius:10px;color:#263248}.menu:focus{outline:3px solid rgba(22,100,216,.18)}
.hero{padding:76px 0;background:linear-gradient(135deg,#f7faff,#edf4ff)}.hero-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:45px;align-items:center}.eyebrow,.pill{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;background:#eaf2ff;color:var(--brand);padding:6px 10px;border-radius:999px}.hero h1{font-size:clamp(38px,5vw,64px);line-height:1.05;margin:15px 0}.hero p{font-size:18px;color:var(--muted);max-width:720px}.hero-card,.card,.article{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.hero-card{padding:28px}.hero-card h3{margin-top:0}.hero-card li{margin:9px 0}.section{padding:62px 0}.section-head{margin-bottom:24px}.section h2{font-size:32px;margin-bottom:7px}.lead,.intro{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{padding:24px}.card h3{margin:14px 0 8px;font-size:21px}.card p{color:var(--muted)}.btn{display:inline-block;padding:12px 18px;border-radius:12px;background:var(--brand);color:#fff;font-weight:800;margin:8px 5px 0 0}.btn:hover{background:var(--brand2);text-decoration:none}.btn.secondary{background:#fff;color:var(--brand);border:1px solid #ccd9ee}.article{padding:36px;margin:36px 0}.article h1{font-size:clamp(34px,4vw,52px);line-height:1.1}.article h2{font-size:29px;margin-top:38px}.article h3{font-size:21px;margin-top:26px}.steps{padding-left:22px}.step{margin:12px 0}.tip,.warning,.faq{padding:18px 20px;border-radius:14px;background:#f2f7ff;border-left:4px solid var(--brand);margin:22px 0}.warning{background:#fff8ea;border-left-color:#d68a00}.faq span{display:block;margin-top:8px;color:var(--muted)}.related{display:flex;flex-wrap:wrap;gap:10px}.related a{padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:#fff}.breadcrumb{margin-top:25px;color:var(--muted);font-size:14px}.site-map-list{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.site-map-list a{padding:9px 11px;background:#f7f9fc;border-radius:9px}.search-page .search{max-width:700px}.search-page .search input{width:100%;height:50px}.search-results{margin-top:26px;display:grid;gap:12px}.search-result{padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff}.search-result h3{margin:0 0 5px}.search-result p{margin:0;color:var(--muted)}.search-result small{display:block;color:#7a8596;margin-top:7px}
footer{background:#101827;color:#dce3ee;margin-top:50px;padding:44px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}.footer-grid a{display:block;color:#dce3ee;margin:7px 0}.footer-grid h3,.footer-grid h4{color:#fff}.disclaimer{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;color:#aeb9ca;font-size:13px}
@media(max-width:980px){.links{gap:11px}.grid{grid-template-columns:repeat(2,1fr)}.hero-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:2fr 1fr 1fr}}
@media(max-width:760px){.wrap{width:min(100% - 24px,1180px)}.nav{min-height:66px;gap:10px}.logo img{width:130px}.links{display:none;position:absolute;left:12px;right:12px;top:66px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:12px;flex-direction:column;align-items:stretch;gap:2px}.links a{padding:12px;border-radius:9px}.links a:hover{background:#f3f6fb;text-decoration:none}.nav.mobile-open .links{display:flex}.search{margin-left:auto}.nav>.search input{width:145px;height:40px}.menu{display:block}.hero{padding:48px 0}.hero h1{font-size:40px}.hero p{font-size:16px}.grid{grid-template-columns:1fr}.article{padding:23px;margin:22px 0}.article h1{font-size:35px}.article h2{font-size:25px}.site-map-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:460px){.nav>.search input{width:112px;padding-left:10px;padding-right:34px}.logo img{width:116px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}

.header-phone{font-size:13px;font-weight:800;color:#263248;white-space:nowrap;padding:9px 10px;border:1px solid var(--line);border-radius:10px;background:#fff}.header-phone:hover{text-decoration:none;border-color:#cbd8eb}
@media(max-width:760px){.header-phone{font-size:11px;padding:8px 7px}.nav>.search input{width:120px}}
@media(max-width:430px){.header-phone{font-size:10px;padding:7px 5px}.nav>.search input{width:94px}.logo img{width:110px}}