:root { color-scheme: light; --ink: #172126; --muted: #586a70; --line: #d7e0df; --paper: #f3f7f5; --accent: #176b59; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.55 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
main { width: min(880px, calc(100% - 32px)); margin: 0 auto; padding: 48px 0 32px; }
header { padding: 16px 0 28px; border-bottom: 1px solid var(--line); }
.eyebrow { color: var(--accent); font-size: .75rem; font-weight: 750; letter-spacing: .14em; }
h1 { margin: 4px 0 8px; font-size: clamp(2.2rem, 8vw, 3.6rem); line-height: 1.05; letter-spacing: -.04em; }
h2 { margin: 0; font-size: 1.35rem; letter-spacing: -.02em; }
.lede { max-width: 62ch; color: var(--muted); font-size: 1.08rem; }
section { padding: 28px 0; border-bottom: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
a { color: var(--accent); font-weight: 650; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 12px; margin-top: 16px; }
.card, .message { background: white; border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.card h3 { margin: 0 0 7px; font-size: 1rem; }
.card p { margin: 5px 0; }
.card ul { margin: 8px 0 0; padding-left: 20px; }
.meta, .hint, footer { color: var(--muted); font-size: .9rem; }
.hint { margin: 8px 0 16px; }
.messages { display: grid; gap: 10px; }
.message-head { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: baseline; }
.message-head strong { color: var(--accent); }
.message time { color: var(--muted); font-size: .83rem; }
.message p { margin: 9px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.posting pre { overflow-x: auto; padding: 16px; border-radius: 10px; background: #172126; color: #e6f1ed; font-size: .86rem; }
code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
footer { padding-top: 22px; }
@media (prefers-color-scheme: dark) { :root { color-scheme: dark; --ink: #e8f0ed; --muted: #a5b6b1; --line: #344542; --paper: #101817; --accent: #79d8b6; } .card, .message { background: #1a2523; } .posting pre { background: #080d0c; } }