:root{--bg:#fff;--fg:#14181f;--muted:#5b6574;--card:#f4f6fa;--line:#d9dee7;--accent:#1d4ed8;--accent-fg:#fff;--ok:#0a7a3d;--bad:#b42318}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0e1116;--fg:#e8ecf3;--muted:#9aa5b5;--card:#171c24;--line:#2a3240;--accent:#6ea0ff;--accent-fg:#0e1116;--ok:#4ade80;--bad:#ff8a80}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.container{width:100%;max-width:1040px;margin:0 auto;padding:0 16px}
a{color:var(--accent)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--bg);padding:8px;z-index:10}
.site-header{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:5}
.bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;padding-top:10px;padding-bottom:10px}
.brand{font-weight:700;text-decoration:none;color:var(--fg)}.brand span{color:var(--accent)}.brand small{font-weight:400;color:var(--muted)}
.nav{display:flex;flex-wrap:wrap;gap:4px 12px;flex:1}
.nav a{text-decoration:none;color:var(--fg);padding:4px 6px;border-radius:6px;font-size:.92rem}
.nav a[aria-current],.nav a:hover{background:var(--card)}
.lang a{margin-left:6px;font-size:.85rem;text-decoration:none;color:var(--muted)}.lang a[aria-current]{color:var(--fg);font-weight:700}
.menu-btn{display:none}
@media(max-width:760px){.menu-btn{display:inline-block}.nav{display:none;flex-basis:100%;flex-direction:column}.nav.open{display:flex}}
h1{font-size:1.8rem;line-height:1.2;margin:1.4rem 0 .4rem}h2{margin-top:2rem}
.lead,.muted{color:var(--muted)}
.cards{list-style:none;padding:0;display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.cards a{display:block;padding:16px;background:var(--card);border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--fg);height:100%}
.cards a:hover{border-color:var(--accent)}.cards span{display:block;color:var(--muted);font-size:.9rem;margin-top:4px}
.tool{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin:16px 0}
label{display:block;font-weight:600;margin:10px 0 4px}
input[type=text],input[type=email],input[type=number],textarea,select{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg);font:inherit}
textarea{min-height:120px;resize:vertical;font-family:ui-monospace,Menlo,Consolas,monospace}
.row{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center}.row label{display:inline-flex;gap:6px;align-items:center;font-weight:400;margin:4px 0}
.btn{background:var(--accent);color:var(--accent-fg);border:0;border-radius:8px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.out{font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px;word-break:break-all;white-space:pre-wrap;min-height:44px}
.ok{color:var(--ok);font-weight:700}.bad{color:var(--bad);font-weight:700}
.notice{border-left:4px solid var(--accent);padding:8px 12px;background:var(--card);border-radius:4px;font-size:.92rem}
.warn{border-left-color:var(--bad)}
.site-footer{margin-top:3rem;border-top:1px solid var(--line);padding:16px 0;font-size:.9rem}
.site-footer nav a,.linklike{margin-right:14px}.linklike{background:none;border:0;padding:0;color:var(--accent);font:inherit;cursor:pointer;text-decoration:underline}
.consent{position:fixed;left:12px;right:12px;bottom:12px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 16px;display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between;z-index:20;max-width:720px;margin:0 auto}
.consent[hidden]{display:none}.consent p{margin:0;flex:1 1 280px}
.hp{position:absolute;left:-5000px;width:1px;height:1px;overflow:hidden}
.ad-slot{min-height:100px;margin:20px 0}.ad-slot:empty{display:none}
.error-page{text-align:center;padding-top:4rem}
.flash{padding:10px 14px;border-radius:8px;margin:12px 0}.flash.ok{background:var(--card);border:1px solid var(--ok)}.flash.bad{background:var(--card);border:1px solid var(--bad)}
.field-err{color:var(--bad);font-size:.88rem}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid var(--line);padding:6px;text-align:left}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
details{margin:6px 0;padding:8px 12px;background:var(--card);border-radius:8px}summary{cursor:pointer;font-weight:600}
h3{margin:1.2rem 0 .4rem}
.lang a,.site-footer nav a,.linklike{display:inline-block;padding:8px 8px;min-height:24px;min-width:24px}
.lang a{margin-left:2px}
.site-footer nav a,.linklike{margin-right:6px}
.site-footer{text-align:center}
.site-footer .container{display:flex;flex-direction:column;align-items:center}
.site-footer nav{display:flex;flex-wrap:wrap;justify-content:center;gap:0 6px}
.site-footer p{margin:.4rem 0}
.crumbs{font-size:.88rem;color:var(--muted);margin-top:14px}.crumbs a{color:var(--muted)}
.related-list{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.related-list a{display:inline-block;padding:8px 12px;border:1px solid var(--line);border-radius:999px;text-decoration:none}
.related-list a:hover{border-color:var(--accent)}