:root{--paper:#faf7f1;--surface:#fff;--ink:#22303c;--ink-soft:#4d5a66;--frost:#2c5d7c;--frost-deep:#1d3f56;--frost-tint:#e7eef3;--amber:#9a6115;--amber-tint:#f6ecd9;--mist:#e4dccd;--ok:#2e6b45;--warn-bg:#fdf3e2;--warn-border:#d9a94e;--font-serif:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;--font-sans:system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono:ui-monospace, "SF Mono", Menlo, Consolas, monospace;--measure:44rem;--measure-wide:68rem;--radius:8px}*{box-sizing:border-box}html{background:var(--paper);color:var(--ink);font-family:var(--font-sans);-webkit-text-size-adjust:100%;font-size:100%;line-height:1.65}body{flex-direction:column;min-height:100vh;margin:0;display:flex}main{flex:1}h1,h2,h3,h4{font-family:var(--font-serif);color:var(--frost-deep);margin:2rem 0 .75rem;line-height:1.2}h1{margin-top:0;font-size:clamp(1.9rem,4vw,2.6rem)}h2{font-size:clamp(1.4rem,3vw,1.75rem)}h3{font-size:1.2rem}p,ul,ol{margin:0 0 1.1rem}a{color:var(--frost);text-underline-offset:2px}a:hover{color:var(--frost-deep)}:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:2px}img{max-width:100%;height:auto}code{font-family:var(--font-mono);background:var(--frost-tint);border-radius:4px;padding:.1em .35em;font-size:.9em}.skip-link{background:var(--frost-deep);color:#fff;z-index:100;padding:.6rem 1rem;position:absolute;top:0;left:-9999px}.skip-link:focus{top:.5rem;left:.5rem}.wrap{width:min(100% - 2.5rem, var(--measure-wide));margin-inline:auto}.prose{width:min(100% - 2.5rem, var(--measure));margin-inline:auto}.site-header{background:var(--surface);border-bottom:1px solid var(--mist)}.site-header .wrap{flex-wrap:wrap;align-items:center;gap:.5rem 1.5rem;padding:.8rem 0;display:flex}.brand{font-family:var(--font-serif);color:var(--frost-deep);align-items:center;gap:.55rem;font-size:1.35rem;font-weight:700;text-decoration:none;display:flex}.brand svg{width:30px;height:30px}.site-nav{margin-left:auto}.site-nav ul{flex-wrap:wrap;gap:.25rem 1.1rem;margin:0;padding:0;list-style:none;display:flex}.site-nav a{color:var(--ink-soft);padding:.3rem .1rem;font-size:.95rem;text-decoration:none}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--frost-deep);box-shadow:inset 0 -2px 0 var(--amber)}.hero{background:linear-gradient(180deg, var(--frost-tint), var(--paper));padding:3rem 0 2.5rem}.hero h1{max-width:24ch}.hero .lede{color:var(--ink-soft);max-width:52ch;font-size:1.15rem}.hero .actions{flex-wrap:wrap;gap:.8rem;margin-top:1.4rem;display:flex}.btn{border-radius:var(--radius);border:2px solid var(--frost-deep);padding:.65rem 1.2rem;font-size:.98rem;font-weight:600;text-decoration:none;display:inline-block}.btn-primary{background:var(--frost-deep);color:#fff}.btn-primary:hover{background:var(--frost);border-color:var(--frost);color:#fff}.btn-ghost{color:var(--frost-deep);background:0 0}.btn-ghost:hover{background:var(--frost-tint)}.card-grid{grid-template-columns:repeat(auto-fill,minmax(17rem,1fr));gap:1.1rem;margin:1.2rem 0;padding:0;list-style:none;display:grid}.card{background:var(--surface);border:1px solid var(--mist);border-radius:var(--radius);padding:1.15rem 1.25rem}.card h3{margin-top:.2rem}.card h3 a{color:var(--frost-deep);text-decoration:none}.card h3 a:hover{text-decoration:underline}.card p{color:var(--ink-soft);margin-bottom:.4rem;font-size:.95rem}.card .meta{color:var(--ink-soft);font-size:.8rem}.kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--amber);margin-bottom:.2rem;font-size:.78rem;font-weight:700;display:inline-block}.article-header{border-bottom:1px solid var(--mist);margin-bottom:1.6rem;padding-bottom:1.2rem}.article-meta{color:var(--ink-soft);font-size:.88rem}.article-meta strong{color:var(--ink)}.notice{background:var(--warn-bg);border:1px solid var(--warn-border);border-radius:var(--radius);margin:1.2rem 0;padding:.85rem 1.1rem;font-size:.93rem}.notice-info{background:var(--frost-tint);border-color:var(--frost)}.article-body table{border-collapse:collapse;width:100%;font-size:.93rem}.table-scroll{margin:1.2rem 0;overflow-x:auto}.article-body th,.article-body td{border:1px solid var(--mist);text-align:left;vertical-align:top;padding:.55rem .7rem}.article-body th{background:var(--frost-tint);color:var(--frost-deep)}.article-body tr:nth-child(2n) td{background:#fdfbf7}.sources{background:var(--surface);border:1px solid var(--mist);border-radius:var(--radius);margin-top:2.5rem;padding:1.2rem 1.4rem;font-size:.9rem}.sources h2{margin-top:0;font-size:1.05rem}.sources ol{margin:.4rem 0 0;padding-left:1.2rem}.sources li{margin-bottom:.35rem}.tier-tag{text-transform:uppercase;letter-spacing:.05em;color:var(--ok);font-size:.72rem;font-weight:700}.disclosure-line{color:var(--ink-soft);border-left:3px solid var(--amber);margin:1.2rem 0;padding-left:.8rem;font-size:.85rem}.newsletter{background:var(--frost-deep);color:#f3f7fa;border-radius:var(--radius);margin:2.5rem 0;padding:1.6rem 1.6rem 1.4rem}.newsletter h2{color:#fff;margin-top:0;font-size:1.35rem}.newsletter p{color:#d5e2ec;font-size:.95rem}.newsletter form{flex-wrap:wrap;gap:.6rem;margin-top:.9rem;display:flex}.newsletter input[type=email]{border-radius:var(--radius);border:1px solid #9db8ca;flex:14rem;padding:.6rem .8rem;font-size:1rem}.newsletter button{border-radius:var(--radius);background:var(--amber);color:#fff;cursor:pointer;border:0;padding:.6rem 1.2rem;font-size:1rem;font-weight:700}.newsletter button:hover{background:#7d4e0f}.newsletter .fine{color:#b9cbd8;margin:.5rem 0 0;font-size:.78rem}.site-footer{background:var(--surface);border-top:1px solid var(--mist);color:var(--ink-soft);margin-top:3rem;font-size:.88rem}.site-footer .wrap{padding:1.8rem 0}.footer-links{flex-wrap:wrap;gap:.3rem 1.2rem;margin:0 0 1rem;padding:0;list-style:none;display:flex}.footer-links a{color:var(--ink-soft);text-decoration:none}.footer-links a:hover{color:var(--frost-deep);text-decoration:underline}.section-head{align-items:baseline;gap:1rem;margin-top:2.5rem;display:flex}.section-head h2{margin:0}.section-head a{white-space:nowrap;font-size:.9rem}.tool-panel{background:var(--surface);border:1px solid var(--mist);border-radius:var(--radius);margin:1.2rem 0;padding:1.4rem}.tool-panel fieldset{border:1px solid var(--mist);border-radius:var(--radius);margin:0 0 1rem;padding:.9rem 1rem}.tool-panel legend{color:var(--frost-deep);padding:0 .4rem;font-weight:700}.field-grid{grid-template-columns:repeat(auto-fill,minmax(13rem,1fr));gap:.8rem 1.2rem;display:grid}.field-grid label{color:var(--ink-soft);margin-bottom:.2rem;font-size:.85rem;font-weight:600;display:block}.field-grid input,.field-grid select,.field-grid textarea{border:1px solid var(--mist);width:100%;color:var(--ink);background:#fff;border-radius:6px;padding:.5rem .6rem;font-family:inherit;font-size:.95rem}.stat-row{flex-wrap:wrap;gap:1rem;margin:1rem 0;display:flex}.stat{background:var(--frost-tint);border-radius:var(--radius);min-width:9rem;padding:.7rem 1.1rem}.stat .label{text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft);font-size:.75rem}.stat .value{color:var(--frost-deep);font-size:1.3rem;font-weight:700;font-family:var(--font-mono)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}