:root{--ink:#1d2430;--muted:#5b6575;--line:#dfe3ea;--bg:#f7f8fa;--brand:#0d5c63;--brand2:#e8f3f4;--warn:#fff6e0;--warnline:#e9c46a}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:#fff}
a{color:var(--brand)}header.site{border-bottom:1px solid var(--line);background:#fff}
.wrap{max-width:920px;margin:0 auto;padding:0 20px}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;flex-wrap:wrap}
.logo{font-weight:700;font-size:1.15rem;color:var(--ink);text-decoration:none}.logo span{color:var(--brand)}
nav a{margin-left:16px;text-decoration:none;color:var(--muted);font-size:.95rem}nav a:hover{color:var(--brand)}
.hero{background:var(--bg);border-bottom:1px solid var(--line);padding:36px 0}
h1{font-size:2rem;line-height:1.2;margin:.2em 0 .4em}h2{margin-top:2em;font-size:1.35rem}h3{font-size:1.1rem;margin-bottom:.3em}
.lede{color:var(--muted);font-size:1.08rem;max-width:720px}
.card{border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin:16px 0;background:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
table{border-collapse:collapse;width:100%;margin:10px 0;font-size:.95rem}th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}th{background:var(--bg);width:34%}
.src{font-size:.82rem;color:var(--muted)}.verified{display:inline-block;font-size:.8rem;background:var(--brand2);color:var(--brand);border-radius:20px;padding:2px 10px}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 16px;font-size:1rem;cursor:pointer;text-decoration:none}
.btn.secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.notice{background:var(--warn);border:1px solid var(--warnline);border-radius:8px;padding:10px 14px;font-size:.92rem}
.aff-placeholder{border:1px dashed #b07d00;background:#fffaf0;padding:2px 6px;border-radius:6px;color:#7a5600;text-decoration:none}
.aff-placeholder::after{content:" [placeholder – affiliate link not live]";font-size:.78rem}
label{display:block;font-weight:600;margin:12px 0 4px}select,input{font:inherit;padding:8px 10px;border:1px solid #c9cfd8;border-radius:8px;width:100%;max-width:420px}
#result{display:none}#result.show{display:block}#result ol{padding-left:1.3em}#result li{margin:6px 0}
.kv{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}.kv span{background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:4px 10px;font-size:.92rem}
footer{margin-top:48px;border-top:1px solid var(--line);background:var(--bg);font-size:.88rem;color:var(--muted)}footer .wrap{padding:20px}
.disclosure-inline{font-size:.85rem;color:var(--muted);border-left:3px solid var(--line);padding-left:10px}
@media(max-width:600px){h1{font-size:1.6rem}nav a{margin:0 12px 0 0}}
.verified{display:inline-block;font-size:.8rem;background:#e8f5e9;color:#1b5e20;padding:2px 8px;border-radius:10px;margin-bottom:6px}
main h2{margin-top:1.6em} main li{margin:.35em 0} td,th{vertical-align:top}