/* Flammo (2026-10-21): airmail and sealing wax. Airmail-blue ground, envelope paper, navy ink, one accent: wax red. */
:root { --ink: #15223F; --muted: #4B5873; --wax: #B0301F; --paper: #FBFCFE; --bg: #E7EDF5; --rule: rgba(21,34,63,.14); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --ink: #EEF2F8; --muted: #A9B3C7; --wax: #F08A7E; --paper: #18223F; --bg: #0E1630; --rule: rgba(238,242,248,.12); } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Segoe UI", sans-serif; }
body::before { content: ""; display: block; height: 10px; background: repeating-linear-gradient(-45deg, #C23A2C 0 14px, #FBFCFE 14px 28px, #15223F 28px 42px, #FBFCFE 42px 56px); }
main { max-width: 680px; margin: 0 auto; padding: 32px 20px 64px; }
.home { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -0.02em; color: var(--ink); text-decoration: none; }
.home img { width: 40px; height: 40px; border-radius: 10px; box-shadow: 0 1px 0 var(--rule), 0 6px 14px -8px rgba(21,34,63,.5); }
h1 { font-weight: 800; font-size: clamp(34px, 7vw, 48px); line-height: 1.05; letter-spacing: -0.03em; margin: 32px 0 12px; text-wrap: balance; }
h2 { font-weight: 700; font-size: 21px; line-height: 1.3; letter-spacing: -0.01em; margin: 36px 0 6px; }
h3 { font-weight: 600; font-size: 17px; margin: 24px 0 4px; }
p, li { color: var(--ink); max-width: 65ch; }
.meta, .lead { color: var(--muted); }
.lead { font-size: 19px; }
a { color: var(--ink); text-decoration-color: var(--wax); text-underline-offset: 3px; }
ul { padding-left: 20px; }
.card { background: var(--paper); border-radius: 4px; padding: 20px; margin-top: 28px; box-shadow: 0 1px 0 var(--rule), 0 10px 20px -16px rgba(21,34,63,.6); }
.links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.links a { padding: 12px 18px; border-radius: 999px; background: var(--ink); color: var(--bg); text-decoration: none; font-weight: 600; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .links a { color: #0E1630; } }