:root{--navy:#071a3a;--navy2:#0c2b5d;--blue:#1586ff;--cyan:#19d5e8;--violet:#7247f5;--pink:#ef46b7;--ink:#0a1b40;--muted:#5b6e8f;--paper:#f6f9ff;--white:#fff;--line:#dfe8f7;--shadow:0 18px 50px rgba(15,48,98,.12);--r:24px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.wrap{width:min(1180px,calc(100% - 32px));margin:0 auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:#fff;padding:10px 14px;border-radius:10px;z-index:999}.top{background:#071a3a;color:#d7e8ff;font-size:13px}.top .wrap{display:flex;justify-content:space-between;gap:20px;padding:9px 0}.top strong{color:#fff}.header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(13,54,115,.08);transition:.2s}.header.scrolled{box-shadow:0 12px 35px rgba(15,48,98,.08)}.head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}.brand{display:flex;align-items:center;gap:12px}.brand-icon{width:44px;height:44px;border-radius:14px}.brand-text strong{display:block;font-size:17px;letter-spacing:.04em}.brand-text span{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.12em}.nav{position:relative}.nav-links{display:flex;align-items:center;gap:18px;font-size:15px;font-weight:600}.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--blue)}.nav-toggle{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--ink)}.actions{display:flex;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 17px;border-radius:999px;font-weight:700;border:1px solid var(--line);transition:.2s}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--blue),var(--violet),var(--pink));color:#fff;border:none}.btn-soft{background:#fff;color:var(--ink)}
.hero{padding:38px 0 22px}.hero-box{display:grid;grid-template-columns:1.02fr .98fr;gap:24px;align-items:center;background:linear-gradient(135deg,#eaf4ff,#faf6ff);border:1px solid var(--line);border-radius:34px;overflow:hidden;box-shadow:var(--shadow)}.hero-copy{padding:44px 0 44px 44px}.eyebrow{display:inline-flex;padding:7px 11px;border-radius:999px;background:#e9e4ff;color:#5d43c9;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:800}.hero h1{margin:16px 0 14px;font-size:clamp(38px,5vw,66px);line-height:1.02;letter-spacing:-.04em}.grad{background:linear-gradient(90deg,var(--blue),var(--cyan),var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{margin:0 0 20px;font-size:18px;color:#415879;max-width:58ch}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-image{height:100%;min-height:500px}.hero-image img{width:100%;height:100%;object-fit:cover;object-position:center}.section{padding:36px 0}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:18px}.section-head h2{margin:8px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.08;letter-spacing:-.03em}.section-head p{margin:0;color:var(--muted);max-width:60ch}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 10px 30px rgba(15,48,98,.06)}.stat strong{display:block;font-size:30px;color:var(--blue)}.stat span{color:var(--muted);font-size:14px}.grid-3,.grid-2,.grid-4{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:20px;box-shadow:0 12px 35px rgba(15,48,98,.07);overflow:hidden}.card img{border-radius:18px;margin-bottom:14px}.card h3{margin:8px 0 8px;font-size:22px}.card p{margin:0;color:var(--muted)}.card .link{display:inline-flex;margin-top:14px;color:var(--blue);font-weight:800}.pill{display:inline-flex;padding:6px 9px;border-radius:999px;background:#edf5ff;color:#2464be;font-size:12px;font-weight:800}.split{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center}.feature-list{display:grid;gap:12px}.feature{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);padding:16px;border-radius:20px}.feature .icon{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,#e5f3ff,#f3e9ff);font-weight:900;color:var(--violet)}.feature h3{margin:0 0 5px;font-size:18px}.feature p{margin:0;color:var(--muted);font-size:14px}.banner{background:linear-gradient(135deg,#0b3473,#124fb1 45%,#6b43db 75%,#d344a6);color:#fff;border-radius:30px;padding:28px;display:flex;justify-content:space-between;gap:18px;align-items:center}.banner h2{margin:0;font-size:34px}.banner p{margin:8px 0 0;color:#eaf1ff}.banner .btn-soft{border:none}.page-hero{padding:34px 0 12px}.page-box{background:#fff;border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:0 12px 35px rgba(15,48,98,.06)}.breadcrumbs{display:flex;gap:9px;color:var(--muted);font-size:14px;flex-wrap:wrap}.page-box h1{margin:14px 0 8px;font-size:clamp(34px,4.3vw,56px);line-height:1.06;letter-spacing:-.035em}.page-box>p{margin:0;color:var(--muted);font-size:18px;max-width:68ch}.content{padding:22px 0}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:20px}.prose{background:#fff;border:1px solid var(--line);border-radius:28px;padding:25px;box-shadow:0 12px 35px rgba(15,48,98,.05)}.prose h2{margin:28px 0 9px;font-size:29px;line-height:1.15}.prose h3{margin:22px 0 7px;font-size:21px}.prose p,.prose li{color:var(--muted)}.prose ul,.prose ol{padding-left:20px}.aside{display:grid;gap:16px;position:sticky;top:92px}.aside .box{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px}.box h3{margin:0 0 10px}.box a{display:block;padding:5px 0;color:var(--muted)}.box a:hover{color:var(--blue)}.tag-list{display:flex;flex-wrap:wrap;gap:8px}.tag{padding:7px 10px;border-radius:999px;background:#edf5ff;color:#315d9b;font-size:13px}.notice{padding:16px 18px;border-radius:20px;background:#eef7ff;border:1px solid #cfe7ff;color:#315d85}.faq details{background:#fff;border:1px solid var(--line);padding:16px 18px;border-radius:20px}.faq details+details{margin-top:12px}.faq summary{cursor:pointer;font-weight:800}.faq p{margin:10px 0 0}.sitemap-grid,.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.sitemap-group,.contact-card{background:#fff;border:1px solid var(--line);padding:19px;border-radius:22px}.sitemap-group h3,.contact-card h3{margin:0 0 10px}.sitemap-group a{display:block;padding:5px 0;color:var(--muted)}.article-meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin:10px 0 18px}.footer{margin-top:26px;background:#071a3a;color:#e4efff;padding:34px 0 42px}.foot-grid{display:grid;grid-template-columns:1.35fr .9fr .9fr .9fr;gap:20px}.footer h3{margin:0 0 12px;font-size:14px;text-transform:uppercase;letter-spacing:.12em}.footer p,.footer a{font-size:14px;color:#b9cae6}.footer a{display:block;padding:5px 0}.foot-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;margin-top:18px;color:#9fb5d4;font-size:13px}
@media(max-width:1024px){.hero-box,.stats,.grid-3,.grid-4,.foot-grid,.sitemap-grid,.contact-grid{grid-template-columns:1fr 1fr}.content-grid{grid-template-columns:1fr}.aside{position:static}.hero-copy{padding:34px}.hero-image{min-height:430px}}
@media(max-width:840px){.nav-toggle{display:grid;place-items:center}.nav-links{display:none;position:absolute;top:100%;right:0;width:min(320px,calc(100vw - 32px));flex-direction:column;align-items:flex-start;background:#fff;border:1px solid var(--line);padding:16px;border-radius:20px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.actions .btn{display:none}.hero-box,.grid-3,.grid-2,.grid-4,.stats,.split,.foot-grid,.sitemap-grid,.contact-grid{grid-template-columns:1fr}.hero-copy{padding:28px}.hero-image{min-height:300px}.section-head,.foot-bottom,.top .wrap{flex-direction:column;align-items:flex-start}.hero p,.page-box>p{font-size:16px}}

.seo-intro{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:stretch}.seo-copy,.seo-panel{padding:24px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02))}.seo-copy h2{font-size:38px;line-height:1.08;margin:10px 0 12px}.seo-copy p,.seo-panel p{color:var(--muted)}.seo-list{display:grid;gap:10px;margin-top:14px}.seo-list div{padding:12px 14px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.025)}.cluster-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cluster-card{padding:22px;border:1px solid var(--line);border-radius:26px;background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.018))}.cluster-card .kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#7bdfff;font-weight:700}.cluster-card h3{font-size:22px;margin:8px 0}.cluster-card p{color:var(--muted)}.related{margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.related a{padding:14px 16px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.025)}.toc{padding:18px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.025);margin:18px 0}.toc strong{display:block;margin-bottom:8px}.toc a{display:block;color:#83dcff;padding:4px 0}.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.trust-item{padding:18px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.025)}.trust-item strong{display:block;font-size:18px}.trust-item span{color:var(--muted);font-size:14px}.updated{font-size:13px;color:var(--muted);margin-top:10px}
@media(max-width:1024px){.seo-intro,.cluster-grid,.trust-row{grid-template-columns:1fr 1fr}}@media(max-width:760px){.seo-intro,.cluster-grid,.trust-row,.related-grid{grid-template-columns:1fr}}