:root{--bg:#f6f5f1;--surface:#fff;--text:#1c2127;--muted:#4a535c;--accent:#1d5c47;--mark-bg:#1d5c47;--mark-line:#f6f5f1;--rule:#d9d6cc;--serif:"Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;--sans:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--width:48rem;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--bg:#111518;--surface:#171c20;--text:#e9e7e2;--muted:#a9b0b6;--accent:#8fd1b5;--mark-bg:#8fd1b5;--mark-line:#111518;--rule:#2a3036}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--bg);min-height:100svh;color:var(--text);font-family:var(--sans);flex-direction:column;margin:0;font-size:1.125rem;line-height:1.6;display:flex}.skip-link{z-index:10;background:var(--surface);color:var(--accent);border:2px solid var(--accent);border-radius:4px;padding:.5rem .75rem;position:absolute;top:.75rem;left:.75rem;transform:translateY(-200%)}.skip-link:focus{transform:none}.site-header{width:100%;max-width:var(--width);border-bottom:1px solid var(--rule);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem 1.5rem;margin:0 auto;padding:1.25rem 1.5rem;display:flex}.brand{color:var(--text);font-family:var(--serif);align-items:center;gap:.6rem;font-size:1.2rem;font-weight:600;text-decoration:none;display:inline-flex}.brand .mark{flex:none;width:2rem;height:2rem}.nav{flex-wrap:wrap;gap:0 1.25rem;margin:0;padding:0;list-style:none;display:flex}.nav a{color:var(--muted);padding:.5rem 0;font-size:1rem;text-decoration:none;display:inline-block}.nav a:hover,.nav a[aria-current=page]{color:var(--text);text-underline-offset:.35em;text-decoration:underline 2px}.mark rect{fill:var(--mark-bg)}.mark path{fill:none;stroke:var(--mark-line);stroke-linecap:round}.mark .rails{stroke-width:2px}.mark .ties{stroke-width:1.5px}.site-main{width:100%;max-width:var(--width);flex:1;margin:0 auto;padding:3rem 1.5rem 4rem}.site-main>p,.site-main>section{max-width:38rem}.status{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin:0 0 .75rem;font-size:.875rem;font-weight:600}h1,h2{font-family:var(--serif);font-weight:600;line-height:1.15}h1{letter-spacing:-.01em;margin:0;font-size:clamp(2.25rem,7vw,3.25rem)}h2{margin:2.5rem 0 .5rem;font-size:1.5rem}p{margin:1rem 0 0}.lead{margin-top:1.25rem;font-size:clamp(1.25rem,3.2vw,1.5rem);line-height:1.4}.meta{color:var(--muted);font-size:1rem}.nowrap{white-space:nowrap}.contact{border-top:1px solid var(--rule);color:var(--muted);margin-top:3rem;padding-top:1.5rem}.notice{border-left:4px solid var(--accent);background:var(--surface);margin:0 0 2rem;padding:.75rem 1rem}.cards{grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1rem;margin-top:2.5rem;display:grid}.card{border:1px solid var(--rule);background:var(--surface);border-radius:8px;padding:1.25rem 1.25rem 1.5rem}.card h2{margin-top:0;font-size:1.35rem}.card p{font-size:1.05rem}a{color:var(--accent);text-underline-offset:.2em;overflow-wrap:anywhere;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:2px}.site-footer{width:100%;max-width:var(--width);border-top:1px solid var(--rule);color:var(--muted);flex-wrap:wrap;gap:.25rem 1.5rem;margin:0 auto;padding:1.5rem 1.5rem 2rem;font-size:.875rem;display:flex}.site-footer p{margin:0}.site-footer a{color:var(--muted)}