:root{--bg:#f6f8fb;--fg:#0b1f33;--muted:#51637a;--line:#d6dee8;--card:#fff;--accent:#1565c0;--ok:#1b7f3b;--warn:#9a5b00;--bad:#b3261e;color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#0b1520;--fg:#e8f1fb;--muted:#9fb3c8;--line:#24364a;--card:#112233;--accent:#64b5f6;--ok:#66bb6a;--warn:#ffb74d;--bad:#ef9a9a}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
header{display:flex;gap:16px;align-items:center;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--card)}
header b{font-size:17px}header nav a{margin-right:12px;color:var(--accent);text-decoration:none}
main{max-width:1100px;margin:0 auto;padding:16px}
h1{font-size:22px;margin:8px 0 4px}h2{font-size:17px;margin:20px 0 8px}
.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:8px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.chip{display:inline-block;font-size:12px;border:1px solid var(--line);border-radius:999px;padding:1px 8px;margin:2px 4px 2px 0}
.chip.ok{color:var(--ok);border-color:var(--ok)}.chip.warn{color:var(--warn);border-color:var(--warn)}.chip.bad{color:var(--bad);border-color:var(--bad)}
table{border-collapse:collapse;width:100%;font-size:14px}th,td{border-bottom:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
.scroll{overflow-x:auto}input,select,button,textarea{font:inherit}
button{background:var(--accent);color:#fff;border:0;border-radius:8px;padding:7px 12px;cursor:pointer}button.secondary{background:transparent;color:var(--accent);border:1px solid var(--accent)}
button:disabled{opacity:.5;cursor:default}input,select,textarea{border:1px solid var(--line);border-radius:8px;padding:6px 8px;background:var(--card);color:var(--fg)}
.board{display:grid;gap:3px;max-width:420px;margin:10px 0}.cell{aspect-ratio:1;border-radius:6px;border:2px solid transparent;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;cursor:pointer;user-select:none}
.cell.sel{border-color:var(--fg)}.cell.cond{outline:2px dashed var(--muted);outline-offset:-4px}
.k-ember{background:#e53935;color:#fff}.k-tide{background:#1e88e5;color:#fff}.k-leaf{background:#43a047;color:#fff}.k-sun{background:#fdd835;color:#222}.k-bloom{background:#8e24aa;color:#fff}.k-spark{background:#fb8c00;color:#fff}.k-none{background:var(--line)}
.actions{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}.mono{font-family:ui-monospace,Consolas,monospace;font-size:12px;word-break:break-all}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}pre{white-space:pre-wrap;font-size:13px}