:root { --blue: #1F4E9C; --blue-dark: #163a75; --ink: #1d2330; --muted: #5a6475; --line: #dde3ee; --bg: #ffffff; --bg-soft: #f4f7fc; }
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", Calibri, Arial, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; }
a { color: var(--blue); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 10; }
header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 10px; padding-bottom: 10px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; letter-spacing: 1px; }
.brand img { width: 44px; height: 44px; }
nav a { margin-left: 18px; text-decoration: none; color: var(--muted); font-size: 15px; }
nav a:hover { color: var(--blue); }
.hero { background: linear-gradient(135deg, var(--blue-dark), var(--blue)); color: #fff; padding: 60px 0 52px; }
.hero h1 { font-size: 38px; line-height: 1.15; margin: 0 0 14px; max-width: 820px; }
.hero p { font-size: 18px; max-width: 760px; margin: 0 0 24px; color: #e3eaf7; }
.crumb { font-size: 14px; color: #c9d6ee; margin-bottom: 10px; }
.crumb a { color: #fff; }
.btn { display: inline-block; padding: 12px 22px; border-radius: 6px; text-decoration: none; font-weight: 600; margin: 0 10px 10px 0; }
.btn-light { background: #fff; color: var(--blue); }
.btn-outline { border: 1px solid #fff; color: #fff; }
.btn-primary { background: var(--blue); color: #fff; }
section { padding: 48px 0; }
section.soft { background: var(--bg-soft); }
h2 { font-size: 26px; margin: 0 0 10px; }
h3 { font-size: 19px; margin: 22px 0 8px; color: var(--blue-dark); }
.lead { color: var(--muted); margin: 0 0 24px; max-width: 780px; }
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 22px; }
.card h3 { margin: 0 0 10px; font-size: 18px; color: var(--blue); }
.card ul { margin: 0; padding-left: 18px; }
.card li, article li { margin-bottom: 6px; }
article ol, article ul { padding-left: 22px; }
.callout { border-left: 4px solid var(--blue); background: var(--bg-soft); padding: 14px 18px; border-radius: 0 8px 8px 0; margin: 18px 0; }
.meta { color: var(--muted); font-size: 14px; }
footer { border-top: 1px solid var(--line); padding: 22px 0; color: var(--muted); font-size: 14px; }
@media (max-width: 640px) { nav { display: none; } .hero { padding: 40px 0; } .hero h1 { font-size: 28px; } }