:root{--bg:#F6F2EA;--surf:#fff;--ink:#182033;--mut:#586277;--line:#DDD5C4;--pri:#14325C;--acc:#E0A33A;--acc-ink:#2A1D00;--link:#1B5F86}
@media (prefers-color-scheme:dark){:root{--bg:#0B1424;--surf:#13213A;--ink:#EAF0FA;--mut:#A7B3C8;--line:#27395C;--pri:#9DBBEA;--acc:#E7B04F;--acc-ink:#241800;--link:#8FD3E0}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
h1,h2{font-family:ui-serif,"Iowan Old Style","Palatino Linotype",Georgia,serif;color:var(--pri);line-height:1.2}h1{font-size:1.9rem;margin:.4rem 0 1rem}h2{font-size:1.3rem;margin:1.8rem 0 .5rem}
.top{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:linear-gradient(135deg,#14325C,#0F2646)}.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font:700 1.15rem ui-serif,Georgia,serif}.brand img{border-radius:9px}
main{max-width:760px;margin:0 auto;padding:16px}a{color:var(--link);text-underline-offset:3px}.bc{font-size:.85rem;color:var(--mut)}
.btn{display:inline-flex;align-items:center;background:var(--acc);color:var(--acc-ink);font-weight:700;padding:12px 18px;border-radius:12px;text-decoration:none;min-height:46px}.btn.sm{min-height:40px;padding:8px 14px;font-size:.9rem}
.answer{background:var(--surf);border:1px solid var(--line);border-left:5px solid var(--acc);border-radius:14px;padding:14px 16px}.answer p{margin:.2rem 0}.kicker{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);font-weight:700}
.cta{display:flex;flex-direction:column;gap:6px;align-items:flex-start;margin:18px 0}.cta span,.mut{color:var(--mut);font-size:.92rem}
.pieces{padding-left:1.2rem}.pieces li{margin:.45rem 0}.src{padding-left:1.2rem}details{background:var(--surf);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0}summary{cursor:pointer;font-weight:700;min-height:32px}details p{margin:.5rem 0 .2rem}
:focus-visible{outline:3px solid var(--acc);outline-offset:2px}.f{text-align:center;color:var(--mut);font-size:.82rem;padding:20px 16px}