:root { --brand: #6d28d9; --accent: #f97316; --text: #1e293b; --muted: #64748b; --border: #e2e8f0; --bg: #f8f9fb; }
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.7 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--brand); }
.top { background: #fff; border-bottom: 1px solid var(--border); }
.top-in { max-width: 920px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.top img { display: block; height: 34px; width: auto; }
.top nav { display: flex; gap: 18px; align-items: center; font-size: 15px; flex-wrap: wrap; }
.top nav a { text-decoration: none; color: var(--text); }
.btn { display: inline-block; background: var(--brand); color: #fff !important; padding: 9px 18px; border-radius: 10px; text-decoration: none; font-weight: 600; }
.btn.alt { background: var(--accent); }
main { max-width: 820px; margin: 0 auto; padding: 28px 20px 48px; background: #fff; }
@media (min-width: 860px) { main { margin: 28px auto; border: 1px solid var(--border); border-radius: 16px; padding: 40px 48px 56px; } }
.crumbs { font-size: 14px; color: var(--muted); margin-bottom: 8px; }
.crumbs a { color: var(--muted); }
h1 { font-size: 32px; line-height: 1.25; margin: 4px 0 12px; }
h2 { font-size: 24px; margin: 36px 0 10px; }
h3 { font-size: 19px; margin: 24px 0 6px; }
.lead { font-size: 19px; color: #334155; }
.meta { font-size: 14px; color: var(--muted); }
.box { background: #f5f3ff; border: 1px solid #ddd6fe; border-radius: 12px; padding: 16px 20px; margin: 22px 0; }
.box.tip { background: #fff7ed; border-color: #fed7aa; }
.cta { margin: 36px 0 8px; padding: 24px; border-radius: 14px; background: linear-gradient(135deg, #f5f3ff, #fff7ed); border: 1px solid var(--border); text-align: center; }
.cta p { margin: 0 0 14px; font-size: 18px; font-weight: 600; }
ol li, ul li { margin: 6px 0; }
code { background: #f1f5f9; padding: 1px 6px; border-radius: 6px; font-size: 15px; }
pre { background: #0f172a; color: #e2e8f0; padding: 16px; border-radius: 12px; overflow-x: auto; font-size: 14px; line-height: 1.5; }
table { border-collapse: collapse; width: 100%; margin: 16px 0; font-size: 15px; }
th, td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: #f8fafc; }
.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); margin: 20px 0; }
.card { display: block; border: 1px solid var(--border); border-radius: 14px; padding: 18px; text-decoration: none; color: var(--text); background: #fff; }
.card:hover { border-color: var(--brand); }
.card strong { display: block; font-size: 17px; margin-bottom: 6px; color: var(--brand); }
.card span { font-size: 15px; color: var(--muted); }
.related { margin-top: 40px; border-top: 1px solid var(--border); padding-top: 16px; }
footer { max-width: 920px; margin: 0 auto; padding: 20px; font-size: 14px; color: var(--muted); text-align: center; }