:root{--fg:#1d2433;--muted:#5d6779;--bg:#f7f8fb;--card:#fff;--line:#e1e5ee;--accent:#0f766e;--warn:#c77800;--bad:#c62828;--ok:#2e7d32;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--fg:#e8ebf2;--muted:#9aa3b5;--bg:#11151d;--card:#1a1f2b;--line:#2b3242;--accent:#7aa2ff}}html[data-theme=light]{--fg:#1d2433;--muted:#5d6779;--bg:#f7f8fb;--card:#fff;--line:#e1e5ee;--accent:#0f766e;color-scheme:light}html[data-theme=dark]{--fg:#e8ebf2;--muted:#9aa3b5;--bg:#11151d;--card:#1a1f2b;--line:#2b3242;--accent:#7aa2ff;color-scheme:dark}*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--fg);background:var(--bg)}a{color:var(--accent)}.wrap{max-width:1100px;margin:0 auto;padding:0 16px}.site-header{background:var(--card);border-bottom:1px solid var(--line)}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px}.brand{font-weight:800;font-size:1.2rem;text-decoration:none;color:var(--fg)}.brand{flex-shrink:0}.site-header nav{display:flex;gap:14px;flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;min-width:0;scrollbar-width:none;font-size:.95rem}.site-header nav::-webkit-scrollbar{display:none}@media(max-width:720px){.site-header .wrap{gap:12px}.site-header nav{gap:12px;font-size:.9rem;padding-right:14px;-webkit-mask-image:linear-gradient(90deg,#000 85%,transparent);mask-image:linear-gradient(90deg,#000 85%,transparent)}}.site-header nav a{text-decoration:none;color:var(--muted)}h1{font-size:1.9rem;margin:20px 0 4px;line-height:1.2}.lede{color:var(--muted);margin:0 0 16px}.crumbs{font-size:.85rem;color:var(--muted);margin-top:14px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.panel{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px}.toolbar,.top-bar,.tools{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:8px 0 16px}button,.primary{font:inherit;font-size:.88rem;padding:6px 10px;border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:8px;cursor:pointer}button:hover{border-color:var(--accent)}button.primary,.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.danger:hover{border-color:var(--bad);color:var(--bad)}.muted{color:var(--muted)}.prose{max-width:760px;margin:24px 0}.prose h2{font-size:1.3rem;margin-top:28px}.faq details{border-bottom:1px solid var(--line);padding:8px 0}.faq summary{cursor:pointer;font-weight:600}.related{columns:2}.ad-slot{margin:20px 0;min-height:100px}.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:20px 0;font-size:.9rem;background:var(--card)}.tool-links{display:flex;flex-wrap:wrap;gap:6px 16px}@media print{.site-header,.site-footer,.ad-slot{display:none!important}}[hidden]{display:none!important}.fk input,.fk select,.fk textarea{font:inherit;font-size:.88rem;padding:4px 6px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg)}.fk-grid{display:grid;grid-template-columns:minmax(320px,420px) 1fr;gap:12px;align-items:start}@media(max-width:860px){.fk-grid{grid-template-columns:1fr}}.fk-h{font-size:1rem;margin:0 0 8px}.fk-col{display:flex;gap:4px;margin-bottom:4px;align-items:center;flex-wrap:wrap}.fk-col .fk-n{flex:1 1 110px;min-width:0;font-family:ui-monospace,monospace}.fk-col .fk-t{flex:1 1 120px;min-width:0}.fk-col .fk-min,.fk-col .fk-max{width:70px}.fk-col button{padding:3px 8px}.fk-opts{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px}.fk-opts label{display:flex;gap:6px;align-items:center;font-size:.9rem}#fk-rows{width:80px}#fk-seed{width:90px}.fk-tabs{display:flex;gap:4px;flex-wrap:wrap;align-items:center;margin-bottom:8px}.fk-tab[aria-pressed=true]{background:var(--accent);color:#fff;border-color:var(--accent)}.fk-table{display:flex;gap:6px;align-items:center;margin-left:auto;font-size:.88rem}#fk-table{width:120px}#fk-out{width:100%;min-height:300px;font-family:ui-monospace,monospace;font-size:.8rem;white-space:pre;overflow:auto;resize:vertical;box-sizing:border-box}.fk-actions{display:flex;gap:8px;align-items:center;margin-top:8px;flex-wrap:wrap}.fk-prev-wrap{margin-top:12px}.fk-scroll{overflow-x:auto}#fk-prev{border-collapse:collapse;font-size:.8rem;white-space:nowrap}#fk-prev th,#fk-prev td{border:1px solid var(--line);padding:3px 8px;text-align:left}#fk-prev th{background:var(--card);font-family:ui-monospace,monospace}
