/* /help/ нийтлэлүүдийн нийтлэг загвар — нүүр хуудасны өнгө, үсэг. Гадны сан ачаалахгүй. */
:root { --brand: #2f56f5; --fg: #0f1424; --fg-2: #3b4560; --muted: #6a7490; --line: #e5e9f1; --bg: #f7f8fc; --surface: #fff; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--fg); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: var(--brand); }
.top { background: var(--surface); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; }
.brand { font-size: 1.15rem; font-weight: 700; color: var(--fg); text-decoration: none; }
.brand b { color: var(--brand); }
.top nav a { color: var(--fg-2); text-decoration: none; font-size: .92rem; margin-left: 18px; }
.top nav a:hover { color: var(--brand); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
main.wrap { padding: 36px 20px 64px; }
.crumb { font-size: .84rem; color: var(--muted); margin-bottom: 18px; }
.crumb a { color: var(--muted); text-decoration: none; }
h1 { font-size: clamp(1.7rem, 4vw, 2.3rem); line-height: 1.2; letter-spacing: -.01em; margin: 0 0 10px; }
.lead { font-size: 1.1rem; color: var(--fg-2); margin: 0 0 8px; }
.meta { font-size: .84rem; color: var(--muted); margin-bottom: 32px; }
h2 { font-size: 1.3rem; margin: 40px 0 10px; letter-spacing: -.01em; }
h3 { font-size: 1.05rem; margin: 26px 0 6px; }
p, li { color: var(--fg-2); }
li { margin: 4px 0; }
strong { color: var(--fg); }
table { border-collapse: collapse; width: 100%; font-size: .93rem; margin: 14px 0; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #f0f3fa; font-weight: 600; color: var(--fg); font-size: .86rem; }
tr:last-child td { border-bottom: 0; }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.note { background: #eef2ff; border-left: 3px solid var(--brand); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 18px 0; font-size: .95rem; }
.note p { margin: 0; }
.check { list-style: none; padding: 0; }
.check li { padding-left: 28px; position: relative; }
.check li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 700; }
.cta { margin-top: 48px; padding: 24px; background: linear-gradient(135deg, #3b5bfe, #2438c8); color: #fff; border-radius: 16px; }
.cta h2 { margin: 0 0 6px; color: #fff; font-size: 1.2rem; }
.cta p { color: rgba(255,255,255,.88); margin: 0 0 14px; }
.cta a.btn { display: inline-block; background: #fff; color: var(--brand); font-weight: 700; padding: 10px 18px; border-radius: 10px; text-decoration: none; margin-right: 8px; }
.cta a.ghost { color: #fff; text-decoration: underline; font-size: .95rem; }
.list { display: grid; gap: 14px; margin-top: 8px; }
.list a { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; text-decoration: none; color: var(--fg); }
.list a:hover { border-color: var(--brand); }
.list h2 { margin: 0 0 4px; font-size: 1.1rem; color: var(--brand); }
.list p { margin: 0; font-size: .95rem; }
.more { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .95rem; }
footer { border-top: 1px solid var(--line); padding: 20px; text-align: center; font-size: .84rem; color: var(--muted); }
footer a { color: var(--muted); margin: 0 8px; }