:root{--navy:#0b2545;--navy2:#13315c;--teal:#0f766e;--teal2:#14b8a6;--tealbg:#e6f6f4;--ink:#0f172a;--mut:#475569;--line:#e2e8f0;--bg:#f6f8fb;--card:#fff;--warn:#92400e;--warnbg:#fef3c7;--s-net:#0f766e;--s-fed:#1e3a8a;--s-st:#6366f1;--s-fica:#0ea5e9;--s-hl:#f59e0b;--s-ex:#94a3b8;--r:14px;--sh:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.06)}@media(prefers-color-scheme:dark){:root{--ink:#e2e8f0;--mut:#a8b3c4;--line:#253247;--bg:#0b1220;--card:#111a2c;--tealbg:#0d2b2a;--teal:#2dd4bf;--warnbg:#3a2a06;--warn:#fcd34d;--sh:none}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font:16px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);font-feature-settings:"tnum" 1}a{color:var(--teal)}a:hover{text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--teal2);outline-offset:2px;border-radius:6px}.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:8px;background:#fff;padding:8px;z-index:9}.wrap{max-width:1180px;margin:0 auto;padding:0 20px}.top{background:var(--navy);color:#fff;position:sticky;top:0;z-index:5}.bar{display:flex;align-items:center;gap:16px;min-height:60px;flex-wrap:wrap}.brand{color:#fff;text-decoration:none;font-weight:800;letter-spacing:-.01em;display:flex;align-items:center;gap:8px;margin-right:auto}.logo{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--teal2);color:var(--navy);font-weight:900}.top nav{display:flex;gap:4px;flex-wrap:wrap}.top nav a{color:#cbd5e1;text-decoration:none;padding:8px 10px;border-radius:8px;font-size:15px}.top nav a:hover,.top nav a[aria-current]{color:#fff;background:#ffffff1a}@media(max-width:640px){.top{position:static}.bar{gap:4px;padding-top:8px;padding-bottom:6px}.top nav{flex-wrap:nowrap;overflow-x:auto;width:100%;margin:0 -6px}.top nav a{font-size:14px;padding:6px 8px;white-space:nowrap}}h1,h2,h3{letter-spacing:-.02em;line-height:1.2}.foot{border-top:1px solid var(--line);margin-top:56px;padding:28px 0;color:var(--mut);font-size:14px}.foot .links a{color:var(--mut);margin-right:16px}.disc{color:var(--ink)}.prose{max-width:760px;margin:0 auto;padding:24px 20px}.prose h1{font-size:clamp(28px,4vw,38px)}.prose h2{margin-top:2em;font-size:22px}.prose p,.prose li{font-size:17px;line-height:1.75}.prose li{margin:.4em 0}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:20px}.tag{font-size:12px;font-weight:600;background:var(--warnbg);color:var(--warn);padding:2px 7px;border-radius:999px;white-space:nowrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 18px;border-radius:10px;border:0;font:inherit;font-weight:700;cursor:pointer;background:var(--teal);color:#fff;text-decoration:none}.btn[disabled]{background:#cbd5e1;color:#334155;cursor:not-allowed}.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:0 18px}.faq summary{cursor:pointer;font-weight:650;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}.faq summary:after{content:"+";font-size:22px;line-height:1;color:var(--teal)}.faq details[open] summary:after{content:"–"}.faq summary::-webkit-details-marker{display:none}.faq details p{margin:0 0 16px;color:var(--mut)}table.t{width:100%;border-collapse:collapse;font-size:15px}table.t td{padding:10px 4px;border-bottom:1px solid var(--line)}table.t td:last-child{text-align:right;font-weight:600}.lab{display:block;font-size:14px;font-weight:600;color:var(--mut);margin:12px 0 6px}.in{width:100%;min-height:46px;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font:inherit;font-size:17px;font-weight:600}.in:focus{border-color:var(--teal2);outline:none;box-shadow:0 0 0 3px #14b8a640}.sm{margin:2px 0;font-size:13.5px;color:var(--mut)}.fresh{background:var(--navy2);color:#cbd5e1;font-size:13px;padding:6px 0}.fresh a{color:#5eead4}.fresh .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#2dd4bf;margin-right:8px;vertical-align:1px}@media print{.fresh{display:none}}