:root{--ink:#0f172a;--muted:#475569;--line:#e2e8f0;--bg:#f8fafc;--card:#fff;--brand:#0369a1;--brand-ink:#075985;--tint:#e0f2fe;--warn:#fffbeb;--warn-line:#fcd34d}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
a{color:var(--brand)}
a:hover{color:var(--brand-ink)}
a:focus-visible{outline:3px solid #38bdf8;outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:10}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
header.site{background:var(--card);border-bottom:1px solid var(--line)}
.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 28px;padding-top:14px;padding-bottom:14px}
.brand{display:inline-flex;align-items:center;font-weight:800;font-size:1.2rem;letter-spacing:-.01em;color:var(--ink);text-decoration:none}
.brand .mark{margin-right:10px;flex:none}
.brand span{color:var(--brand)}
header nav{display:flex;flex-wrap:wrap;gap:4px 18px}
header nav a{font-weight:600;font-size:.95rem;text-decoration:none;padding:4px 0;border-bottom:2px solid transparent}
header nav a:hover,header nav a[aria-current]{border-bottom-color:var(--brand)}
main{padding-top:36px;padding-bottom:56px}
h1{font-size:clamp(1.8rem,4.5vw,2.5rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 14px;text-wrap:balance}
h2{font-size:1.4rem;line-height:1.25;margin:44px 0 12px;letter-spacing:-.01em}
h3{font-size:1.08rem;margin:26px 0 6px}
p,ul{margin:0 0 16px}
main>p,main>ul,main>h1,main>h2,main>h3,main>.notice,.hero{max-width:760px}
.lede{font-size:1.15rem;color:#1e293b}
.meta{color:var(--muted);font-size:.9rem}
.fine{color:var(--muted);font-size:.9rem}
.notice{background:var(--warn);border:1px solid var(--warn-line);border-radius:10px;padding:16px 18px;margin:20px 0;font-size:.93rem}
.notice p:last-child{margin-bottom:0}
.tablewrap{position:relative;overflow-x:auto;margin:24px 0 12px;background:var(--card);border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;min-width:720px;font-size:.93rem;font-variant-numeric:tabular-nums}
caption{text-align:left;padding:14px 16px;font-weight:600;color:var(--muted);font-size:.88rem;border-bottom:1px solid var(--line)}
th,td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
thead th{background:var(--tint);color:#0c4a6e;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
tbody th{font-weight:700;min-width:150px}
tbody tr:last-child th,tbody tr:last-child td{border-bottom:0}
td.cta{white-space:nowrap}
.go{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:600;padding:9px 14px;border-radius:8px;font-size:.88rem}
.go:hover{background:var(--brand-ink);color:#fff}
.partner{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#fef3c7;color:#92400e;border-radius:4px;padding:1px 6px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin:16px 0}
.tile{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none;color:var(--ink)}
.tile:hover{border-color:var(--brand);color:var(--ink)}
.tile h3{margin:0 0 6px;font-size:1.15rem}
.tile p{color:var(--muted);font-size:.95rem;margin-bottom:12px}
.tile span{color:var(--brand);font-weight:600;font-size:.92rem}
.ticks{list-style:none;padding:0}
.ticks li{padding-left:28px;position:relative;margin-bottom:12px}
.ticks li::before{content:"";position:absolute;left:4px;top:.5em;width:10px;height:10px;border-radius:50%;background:var(--brand)}
footer.site{background:#0f172a;color:#cbd5e1;padding:40px 0 28px;font-size:.92rem}
footer.site a{color:#e2e8f0}
footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;margin-bottom:28px}
footer h2{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:#94a3b8;margin:0 0 10px}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin-bottom:6px}
footer .small{border-top:1px solid #334155;padding-top:20px;font-size:.84rem;color:#94a3b8}
.ico{display:block;flex:none}
.tile .ico{margin-bottom:12px}
.h1row{display:flex;align-items:center;gap:16px;max-width:760px;margin-bottom:14px}
.h1row h1{margin:0}
.hero2{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:36px;align-items:center;margin-bottom:8px}
.heroart{display:block;width:100%;height:auto}
.go.big{font-size:1rem;padding:12px 18px}
.ghost{display:inline-block;margin-left:10px;font-weight:600;padding:11px 16px;border:1px solid var(--line);border-radius:8px;text-decoration:none;background:var(--card)}
.spot{display:flex;flex-wrap:wrap;align-items:center;gap:18px 22px}
.spot .ico{flex:none}
.spot .eqs{flex:1 1 300px;min-width:0}
.spot figcaption{flex:1 1 100%;margin-top:0}
.eq{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:6px 0}
.chip{background:var(--tint);color:#0c4a6e;border-radius:8px;padding:6px 11px;font-weight:600;font-size:.93rem}
.chip.res{background:var(--brand);color:#fff}
.chip.num{background:var(--ink);color:#fff;border-radius:50%;width:28px;height:28px;padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:.85rem}
.op{font-weight:700;color:var(--muted)}
.pair{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:14px}
.crumbs a{text-decoration:none}
.fig{margin:24px 0;max-width:760px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}
.fig>svg{display:block;width:100%;height:auto}
.fig>svg{max-width:560px}
.fig>svg.ico{width:72px;height:72px}
.bar-row{margin-bottom:16px}
.bar-name{font-weight:600;font-size:.95rem;margin-bottom:6px}
.bar-line{display:flex;align-items:center;gap:10px}
.barfill{display:block;height:22px;border-radius:4px;min-width:8px;flex:0 1 auto}
.bar-val{font-weight:700;font-size:.95rem;white-space:nowrap}
.fig figcaption{color:var(--muted);font-size:.88rem;margin-top:12px}
main>ol,main>dl,main>.crumbs{max-width:760px}
ol{margin:0 0 16px;padding-left:22px}
li{margin-bottom:6px}
table.plain{min-width:0}
main>.tablewrap:has(table.plain){max-width:760px}
table.plain tbody th{min-width:0;width:34%}
.gloss dt{font-weight:700;margin-top:16px}
.gloss dd{margin:2px 0 0}
@media (max-width:760px){.hero2{grid-template-columns:1fr;gap:20px}.heroart{max-width:420px}}
@media (max-width:600px){body{font-size:16px}main{padding-top:24px}.fig{padding:14px}.h1row{gap:12px}.h1row .ico{width:40px;height:40px}.ghost{margin:10px 0 0}table.plain{font-size:.88rem}table.plain th,table.plain td{padding:10px}}