/* Reference pages: same manifest system as the desk, in normal document flow. */
:root { --canvas: #E2E8F0; --paper: #FFFFFF; --ink: #0F172A; --muted: #334155; --accent: #0369A1; --rule: #475569; --hairline: #CBD5E1; }
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 400 16px/1.6 "Mulish", system-ui, sans-serif; font-variant-numeric: tabular-nums; }
header { background-color: #1E293B; color: #F8FAFC; border-bottom: 2px solid #0F172A; }
.page-head { max-width: 860px; margin: 0 auto; padding: 14px 20px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; }
.page-brand { color: #F8FAFC; text-decoration: none; font: 600 18px/1.2 "Oswald", sans-serif; letter-spacing: 0.08em; text-transform: uppercase; white-space: nowrap; display: inline-flex; align-items: center; min-height: 44px; }
.page-brand:hover { color: #FDBA74; }
.page-brand:active { color: #FED7AA; }
.desk-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 16px; background: #F8FAFC; color: #0F172A; font-weight: 700; font-size: 14px; text-decoration: none; border-radius: 2px; white-space: nowrap; }
.desk-link:hover { background: #E2E8F0; }
.desk-link:active { transform: translateY(1px); }
main { max-width: 860px; margin: 24px auto 72px; padding: 40px 44px 48px; background: var(--paper); border: 2px solid var(--rule); }
h1, h2 { font-family: "Oswald", sans-serif; font-weight: 600; letter-spacing: 0.03em; line-height: 1.15; text-transform: uppercase; margin: 0 0 12px; }
h1 { font-size: 32px; }
h2 { font-size: 20px; margin-top: 36px; }
p, li { color: var(--ink); }
.kicker { font: 400 12px/1.4 "Cousine", monospace; letter-spacing: 0.08em; color: var(--muted); text-transform: uppercase; margin: 0 0 6px; }
code, .mono { font-family: "Cousine", monospace; }
.formula { padding: 14px 16px; background: #F0F9FF; border-left: 4px solid var(--accent); font: 400 15px/1.5 "Cousine", monospace; overflow-wrap: anywhere; }
table { width: 100%; border-collapse: collapse; border: 1.5px solid var(--rule); margin: 12px 0; }
th, td { padding: 10px 12px; border-top: 1px solid var(--hairline); text-align: left; font-size: 15px; }
thead th { background: #1E293B; color: #F8FAFC; font: 600 12px/1.3 "Oswald", sans-serif; letter-spacing: 0.14em; text-transform: uppercase; }
td.num { font-family: "Cousine", monospace; }
.caution { margin-top: 32px; padding: 14px 16px; border-left: 4px solid #B91C1C; background: #FEF2F2; font-size: 14.5px; }
a { color: var(--accent); }
a:hover { color: #075985; }
a:active { color: var(--ink); }
.inline-cta { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 0; font-weight: 700; }
@media (max-width: 680px) {
  main { margin: 0 0 40px; padding: 28px 16px 36px; border-left: 0; border-right: 0; }
  h1 { font-size: 26px; }
  th, td { padding: 8px; font-size: 0.88rem; }
}