:root{--bg:#f6f9f9;--card:#fff;--ink:#0f1f24;--muted:#4b5f66;--line:#dfe8ea;--brand:#0f766e;--brand2:#115e59;
--hi:#ecfdf5;--hiink:#065f46}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
header{background:#0b2e33;color:#fff}header .w{display:flex;align-items:center;justify-content:space-between;padding:14px 16px}
header a{color:#fff;font-weight:700}header nav a{font-weight:500;margin-left:18px;opacity:.9}
.w{max-width:980px;margin:0 auto;padding:0 16px}main{padding:26px 0 48px}
h1{font-size:clamp(1.6rem,4vw,2.4rem);line-height:1.2;margin:.2em 0 .4em}h2{font-size:1.3rem;margin:1.8em 0 .6em}
.crumb{font-size:.9rem;color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:16px 0}
.answer{font-size:1.12rem}.big{font-size:2rem;font-weight:800;color:var(--hiink)}
.pill{display:inline-block;font-weight:700;border-radius:999px;padding:3px 11px;font-size:.85rem;background:var(--hi);color:var(--hiink)}
.note{font-size:.92rem;color:var(--muted);border-left:3px solid var(--line);padding-left:12px}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:.96rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#eef5f5;font-weight:600}
td.n{white-space:nowrap;font-weight:600}tr:last-child td{border-bottom:0}.tw{overflow-x:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;padding:0;list-style:none}
.grid li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-size:.95rem}
input[type=search]{font:inherit;width:100%;padding:11px 14px;border-radius:10px;border:1px solid var(--line);background:#fff}
details{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}summary{cursor:pointer;font-weight:600}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;padding:24px 0}footer a{margin-right:14px}
@media (max-width:640px){.home-t .city{display:none}.home-t td.n{white-space:normal}header .w{flex-wrap:wrap;gap:4px;padding:10px 16px}header nav{width:100%;display:flex;gap:16px;font-size:.92rem}
header nav a{margin-left:0}th,td{padding:8px 9px}
table.opts thead{display:none}table.opts,table.opts tbody,table.opts tr,table.opts td{display:block;width:100%}
table.opts tr{border-bottom:1px solid var(--line);padding:8px 0}table.opts td{border:0;padding:3px 14px}
table.opts td[data-l]:not(:first-child)::before{content:attr(data-l) ": ";font-weight:600;color:var(--muted)}
table.opts td:empty{display:none}}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#081417;--card:#0f1f23;--ink:#e3eef0;--muted:#9fb3b8;--line:#1f3a40;
--brand:#5eead4;--hi:#0b3b33;--hiink:#99f6e4}th{background:#12292e}input[type=search]{background:#0f1f23;color:var(--ink)}header{background:#04181b}}