:root {
  --bg: #f3f5f7;
  --surface: #ffffff;
  --surface-2: #eef2f5;
  --ink: #17202a;
  --muted: #5e6b78;
  --line: #dce2e8;
  --brand: #2254d1;
  --brand-dark: #183b95;
  --brand-soft: #e9efff;
  --success: #16794b;
  --shadow: 0 18px 55px rgba(23, 32, 42, 0.09);
  --radius: 22px;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.68;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; }
a { color: var(--brand); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--brand-dark); }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(34, 84, 209, .28); outline-offset: 4px; border-radius: 8px; }

.shell { width: min(calc(100% - 36px), var(--max)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(220,226,232,.86); background: rgba(243,245,247,.92); backdrop-filter: blur(14px); }
.navbar { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; font-size: 1.08rem; letter-spacing: -.02em; text-decoration: none; }
.brand-mark { width: 31px; height: 31px; display: inline-grid; place-items: center; border-radius: 9px; color: white; background: var(--brand); font-size: .82rem; letter-spacing: -.04em; box-shadow: 0 7px 20px rgba(34,84,209,.22); }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 8px; }
.nav-links a { padding: 8px 11px; color: #41505f; font-size: .93rem; font-weight: 650; text-decoration: none; border-radius: 10px; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--brand-dark); background: var(--brand-soft); }

main { padding-bottom: 70px; }
.hero { padding: 96px 0 62px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px; color: var(--brand-dark); font-size: .82rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--brand); }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -.035em; }
h1 { max-width: 790px; font-size: clamp(2.45rem, 6vw, 4.8rem); }
h2 { font-size: clamp(1.85rem, 3.5vw, 2.7rem); }
h3 { font-size: 1.22rem; }
.lead { max-width: 720px; margin: 22px 0 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.22rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 18px; border: 1px solid transparent; border-radius: 12px; font-weight: 760; text-decoration: none; }
.button.primary { color: white; background: var(--brand); box-shadow: 0 10px 28px rgba(34,84,209,.2); }
.button.primary:hover { color: white; background: var(--brand-dark); }
.button.secondary { color: var(--ink); background: var(--surface); border-color: var(--line); }
.button.secondary:hover { background: #f9fafb; }
.hero-card { min-height: 350px; padding: 28px; border: 1px solid var(--line); border-radius: 30px; background: linear-gradient(145deg, #ffffff, #edf2ff); box-shadow: var(--shadow); display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; position: relative; }
.hero-card::after { content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%; right: -95px; top: -80px; background: rgba(34,84,209,.09); }
.hero-card .mini-label { color: var(--muted); font-size: .8rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.hero-card strong { display: block; margin-top: 12px; max-width: 340px; font-size: 2rem; line-height: 1.15; letter-spacing: -.04em; }
.hero-card p { color: var(--muted); margin: 16px 0 0; }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; position: relative; z-index: 1; }
.metric { padding: 14px 12px; border: 1px solid rgba(220,226,232,.92); border-radius: 14px; background: rgba(255,255,255,.78); }
.metric b { display: block; font-size: .9rem; }
.metric span { display: block; margin-top: 3px; color: var(--muted); font-size: .74rem; line-height: 1.35; }

.section { padding: 58px 0; }
.section-heading { max-width: 740px; margin-bottom: 28px; }
.section-heading p { margin: 14px 0 0; color: var(--muted); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.info-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.info-card .num { display: inline-grid; place-items: center; width: 36px; height: 36px; margin-bottom: 18px; border-radius: 11px; color: var(--brand-dark); background: var(--brand-soft); font-weight: 850; }
.info-card p { margin: 10px 0 0; color: var(--muted); }

.service-card { padding: 30px; border: 1px solid #ccd7f1; border-radius: 28px; background: var(--surface); box-shadow: var(--shadow); }
.service-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.service-icon { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 17px; color: var(--brand-dark); background: var(--brand-soft); font-weight: 900; font-size: 1.3rem; }
.badge { display: inline-flex; align-items: center; gap: 7px; min-height: 28px; padding: 0 10px; border-radius: 999px; color: var(--success); background: #eaf7f0; font-size: .78rem; font-weight: 800; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.service-card h3 { margin-top: 23px; font-size: 1.65rem; }
.service-card p { max-width: 780px; margin: 12px 0 0; color: var(--muted); }
.feature-list { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 20px 0 0; list-style: none; }
.feature-list li { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: #526170; background: #f8fafb; font-size: .82rem; font-weight: 650; }
.service-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }

.trust-strip { padding: 28px; border: 1px solid var(--line); border-radius: 24px; background: #202a35; color: white; }
.trust-strip h2 { font-size: 1.75rem; }
.trust-strip p { margin: 11px 0 0; color: #cbd4dd; }

.page-hero { padding: 78px 0 36px; }
.page-hero h1 { font-size: clamp(2.35rem, 5vw, 4rem); }
.page-hero p { max-width: 760px; margin: 18px 0 0; color: var(--muted); font-size: 1.08rem; }
.content-layout { display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 2fr); gap: 40px; padding: 24px 0 64px; }
.toc { position: sticky; top: 96px; align-self: start; padding: 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.toc b { display: block; margin-bottom: 9px; font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; }
.toc a { display: block; padding: 6px 0; color: #536170; font-size: .9rem; text-decoration: none; }
.article { min-width: 0; }
.article section { margin-bottom: 42px; }
.article h2 { margin-bottom: 14px; font-size: 1.75rem; }
.article h3 { margin: 26px 0 10px; font-size: 1.13rem; letter-spacing: -.02em; }
.article p { margin: 0 0 15px; color: #43505d; }
.article ul, .article ol { padding-left: 22px; color: #43505d; }
.article li + li { margin-top: 7px; }
.note { padding: 18px 20px; border-left: 4px solid var(--brand); border-radius: 10px; background: var(--brand-soft); color: #34455d; }
.small { color: var(--muted); font-size: .9rem; }

.faq-list { display: grid; gap: 13px; }
details { padding: 19px 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
summary { cursor: pointer; font-weight: 760; color: var(--ink); }
details p { margin: 13px 0 0; color: var(--muted); }

.site-footer { border-top: 1px solid var(--line); background: #e9edf1; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 30px; padding: 42px 0; }
.footer-title { font-weight: 850; }
.footer-copy { max-width: 410px; margin: 9px 0 0; color: var(--muted); font-size: .9rem; }
.footer-col b { display: block; margin-bottom: 9px; font-size: .85rem; }
.footer-col a { display: block; width: fit-content; padding: 3px 0; color: #4d5b68; font-size: .9rem; text-decoration: none; }
.copyright { padding: 16px 0 22px; border-top: 1px solid #d3d9df; color: #677582; font-size: .82rem; }

.error-wrap { min-height: 68vh; display: grid; place-items: center; text-align: center; }
.error-wrap .code { font-size: clamp(5rem, 16vw, 10rem); line-height: .95; font-weight: 900; color: #d6deea; letter-spacing: -.08em; }
.error-wrap h1 { margin-top: 16px; font-size: 2.2rem; }
.error-wrap p { color: var(--muted); }

@media (max-width: 860px) {
  .hero { padding-top: 68px; }
  .hero-grid, .content-layout { grid-template-columns: 1fr; }
  .hero-card { min-height: 300px; }
  .grid-3 { grid-template-columns: 1fr; }
  .toc { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .shell { width: min(calc(100% - 24px), var(--max)); }
  .navbar { min-height: 64px; align-items: flex-start; padding: 13px 0; }
  .nav-links { gap: 2px; }
  .nav-links a { padding: 6px 7px; font-size: .82rem; }
  .brand-mark { width: 29px; height: 29px; }
  .hero { padding: 54px 0 34px; }
  .hero-card, .service-card { padding: 22px; border-radius: 22px; }
  .metric-row { grid-template-columns: 1fr; }
  .service-top { align-items: center; }
  .section { padding: 42px 0; }
  .page-hero { padding: 55px 0 24px; }
  .footer-grid { grid-template-columns: 1fr; }
}