:root{--bg:#fafaf7;--card:#ffffff;--fg:#1f2328;--muted:#5b6470;--line:#e4e4de;--accent:#2f6f5e}
@media (prefers-color-scheme:dark){:root{--bg:#14171a;--card:#1a1e22;--fg:#e6e8ea;--muted:#9aa4af;--line:#2a2f35;--accent:#6fc2a9}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
.wrap{max-width:44rem;margin:0 auto;padding:0 1.25rem}
header.site{border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem 1.5rem;padding-top:1rem;padding-bottom:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.1rem;color:var(--fg);text-decoration:none}
.brand svg{width:1.6rem;height:1.6rem}
nav a{margin-left:1.1rem;color:var(--muted);text-decoration:none;font-size:.95rem}
nav a:hover,nav a[aria-current]{color:var(--fg)}
main{padding:2.5rem 0 3rem}
h1{font-size:2rem;line-height:1.25;margin:0 0 .75rem;letter-spacing:-.01em}
h2{font-size:1.3rem;margin:2.2rem 0 .6rem}
p{margin:0 0 1rem}
.lead{font-size:1.15rem;color:var(--muted)}
.meta{color:var(--muted);font-size:.9rem;margin-bottom:1.5rem}
.list{list-style:none;margin:1.2rem 0 0;padding:0}
.list li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:1rem 1.2rem;margin-bottom:.9rem}
.list a.t{font-weight:600;font-size:1.05rem}
.list p{margin:.3rem 0 0;color:var(--muted);font-size:.95rem}
ul.plain{padding-left:1.2rem}
footer.site{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
footer.site .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 1.5rem;padding-top:1.2rem;padding-bottom:1.5rem}
footer.site a{color:var(--muted)}
.err{text-align:center;padding:5rem 0}
.err h1{font-size:4rem;margin:0}