:root { --primary:#4F86E3; --black:#111111; --dark:#1C1C1C; --mid:#2B2B2B; --light:#F5F5F5; --white:#ffffff; --radius:18px; --shadow:0 14px 36px rgba(17,17,17,.09); }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; font-family:Arial, Helvetica, sans-serif; color:var(--black); background:#fff; line-height:1.65; overflow-x:hidden; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; height:auto; display:block; }
header, .site-header { position:sticky; top:0; z-index:50; background:#fff; border-bottom:1px solid rgba(17,17,17,.08); box-shadow:0 10px 28px rgba(17,17,17,.04); }
.container { width:min(1140px, calc(100% - 32px)); margin:0 auto; }
.header-inner { display:none; align-items:center; gap:24px; min-height:78px; }
.logo { display:inline-flex; align-items:center; flex:0 0 auto; }
.logo img { width:132px; max-height:54px; object-fit:contain; }
.main-nav { display:flex; align-items:center; justify-content:center; gap:10px; flex:1; }
.main-nav a { padding:10px 14px; border-radius:999px; font-weight:700; color:#263043; }
.main-nav a:hover { background:rgba(79,134,227,.10); color:var(--primary); }
.header-actions, .mobile-actions { display:flex; align-items:center; gap:10px; }
.mobile-topbar { width:min(1140px, calc(100% - 28px)); margin:0 auto; height:68px; display:grid; grid-template-columns:44px 1fr 44px; align-items:center; }
.mobile-logo { justify-self:center; }
.mobile-menu-toggle { width:42px; height:42px; border:0; border-radius:14px; background:var(--primary); color:#fff; font-size:24px; line-height:1; cursor:pointer; }
.mobile-actions { justify-content:center; padding:0 14px 14px; }
.mobile-nav { display:none; width:min(1140px, calc(100% - 28px)); margin:0 auto 12px; padding:10px; border-radius:18px; background:#f7f9fd; box-shadow:var(--shadow); }
.mobile-nav.open { display:grid; gap:6px; }
.mobile-nav a { padding:12px 14px; border-radius:14px; font-weight:700; background:#fff; }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:13px 22px; min-height:46px; border-radius:999px; border:0; color:#fff; font-weight:800; background:linear-gradient(135deg, var(--primary), #295db6); box-shadow:0 12px 24px rgba(79,134,227,.28); cursor:pointer; }
.btn:hover { transform:translateY(-1px); }
.btn-small { padding:10px 18px; min-height:40px; font-size:14px; white-space:nowrap; }
.btn-soft { background:linear-gradient(135deg, #31588f, var(--primary)); }
.hero, .banner { background:linear-gradient(135deg, #f7fbff 0%, #eef5ff 55%, rgba(79,134,227,.16) 100%); padding:42px 0; }
.banner-grid { display:grid; gap:28px; align-items:center; }
.kicker { display:inline-flex; padding:8px 14px; border-radius:999px; background:rgba(79,134,227,.12); color:var(--primary); font-weight:800; margin-bottom:14px; }
h1 { font-size:clamp(32px, 8vw, 58px); line-height:1.08; margin:0 0 16px; letter-spacing:-.04em; }
h2 { font-size:clamp(24px, 5vw, 36px); line-height:1.18; margin:0 0 14px; letter-spacing:-.025em; }
h3 { margin:0 0 10px; font-size:20px; }
p { margin:0 0 14px; }
.lead { font-size:18px; color:#3c4658; max-width:760px; }
.tags { display:flex; flex-wrap:wrap; gap:10px; margin:22px 0; }
.tag { padding:9px 12px; border-radius:999px; background:#fff; border:1px solid rgba(79,134,227,.22); color:#23324a; font-weight:700; font-size:14px; }
.hero-card { padding:18px; border-radius:28px; background:#fff; box-shadow:var(--shadow); }
section { padding:46px 0; }
.section-light { background:var(--light); }
.grid { display:grid; gap:18px; }
.card { background:#fff; border-radius:var(--radius); padding:22px; box-shadow:var(--shadow); border:1px solid rgba(17,17,17,.06); }
.card strong { color:var(--primary); }
.notice { border-radius:var(--radius); padding:18px 20px; background:rgba(79,134,227,.10); border-left:5px solid var(--primary); color:#203047; font-weight:600; }
.faq { display:grid; gap:14px; }
.faq details { background:#fff; border-radius:18px; padding:18px 20px; border:1px solid rgba(17,17,17,.07); box-shadow:0 8px 24px rgba(17,17,17,.04); }
.faq summary { cursor:pointer; font-weight:800; color:#1d2b42; }
.steps { counter-reset:step; display:grid; gap:14px; }
.step { position:relative; padding-left:58px; }
.step::before { counter-increment:step; content:counter(step); position:absolute; left:18px; top:18px; width:28px; height:28px; border-radius:50%; background:var(--primary); color:#fff; display:grid; place-items:center; font-weight:800; }
.inline-links { display:flex; flex-wrap:wrap; gap:10px; margin-top:12px; }
.inline-links a { color:var(--primary); font-weight:800; }
.footer { background:#101827; color:#e9eef8; padding:44px 0 28px; }
.footer-grid { display:grid; gap:22px; }
.footer-logo img { width:128px; margin-bottom:12px; }
.footer-nav { display:grid; gap:10px; }
.footer-nav a { color:#fff; font-weight:700; }
.footer-note { background:rgba(255,255,255,.08); border-radius:18px; padding:18px; }
.footer-note strong { display:inline-flex; padding:6px 10px; border-radius:999px; background:var(--primary); color:#fff; margin-bottom:10px; }
@media (min-width: 768px) {
    .mobile-topbar, .mobile-actions, .mobile-nav { display:none !important; }
    .header-inner { display:flex; }
    .banner-grid { grid-template-columns:1.1fr .9fr; }
    .grid.two { grid-template-columns:repeat(2, minmax(0,1fr)); }
    .grid.three { grid-template-columns:repeat(3, minmax(0,1fr)); }
    section { padding:62px 0; }
}
@media (min-width: 1024px) {
    .header-inner { min-height:86px; gap:34px; }
    .logo img { width:152px; }
    .main-nav { gap:18px; }
    .hero, .banner { padding:70px 0; }
    .footer-grid { grid-template-columns:1.3fr .7fr 1fr; }
}