:root{--bg:#ffffff;--soft:#f4f6f8;--ink:#15191f;--muted:#5d6774;--line:#e1e5ea;--accent:#0b7a5a;--accent-ink:#ffffff;--danger:#b3261e;--radius:10px}
@media (prefers-color-scheme:dark){:root{--bg:#0f1318;--soft:#171c23;--ink:#e6eaef;--muted:#98a2b0;--line:#2a323c;--accent:#3ccf9a;--accent-ink:#0f1318}}
*{box-sizing:border-box}
html{color-scheme:light dark}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
h1,h2,h3{line-height:1.15;margin:0 0 .5rem;text-wrap:balance}
h1{font-size:clamp(1.8rem,4vw,2.6rem);letter-spacing:-.02em}
h2{font-size:1.35rem}
p{margin:0 0 1rem}
.wrap{max-width:1100px;margin:0 auto;padding-inline:16px}
.site-header{border-bottom:1px solid var(--line);background:var(--bg)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px}
.brand{font-weight:700;text-decoration:none;color:var(--ink);letter-spacing:-.01em;display:flex;align-items:center;gap:8px}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);display:inline-block}
.nav{display:flex;gap:18px;font-size:.95rem}
.nav a{color:var(--muted);text-decoration:none}
.nav a:hover{color:var(--ink)}
.site-footer{border-top:1px solid var(--line);margin-top:48px;padding-block:24px;color:var(--muted);font-size:.9rem}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--soft);color:var(--ink);padding:9px 14px;border-radius:8px;font:inherit;font-size:.95rem;cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn.small{padding:5px 9px;font-size:.85rem}
.btn.danger{color:var(--danger)}
.badge{display:inline-block;font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;padding:2px 8px;border-radius:999px;background:var(--soft);color:var(--muted);border:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:var(--bg);display:flex;flex-direction:column;gap:8px}
.card h3{margin:0}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.card .replaces{font-size:.82rem;color:var(--muted)}
.card.queued{opacity:.7}
.hero{padding-block:40px 24px}
.hero p{max-width:60ch;color:var(--muted);font-size:1.1rem}
.prose{max-width:68ch}
.prose h2{margin-top:2rem}
.prose ul{padding-left:1.2rem}
.callout{border-left:3px solid var(--accent);background:var(--soft);padding:12px 16px;border-radius:0 8px 8px 0;margin:1rem 0}
.muted{color:var(--muted)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media print{.site-header,.site-footer{display:none!important}}

/* Author display rules must never defeat the hidden attribute. */
[hidden]{display:none!important}