:root{--bg:#f6f4ee;--surface:#fff;--surface-2:#efece3;--text:#1c1c1c;--muted:#6b6b6b;--border:#d9d3c6;--accent:#4a6741;--accent-text:#fff;--link:#2f6f4f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--bg:#15181c;--surface:#21252b;--surface-2:#1b1f24;--text:#e6e6e3;--muted:#9aa0a6;--border:#353b42;--accent:#7faf6a;--accent-text:#11150e;--link:#8fc47a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}a{color:var(--link)}h1{font-size:1.5rem}h2{font-size:1.2rem}button{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;border-radius:6px;padding:.4rem .75rem}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.5;cursor:default}button.primary,button[type=submit]{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}input{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:6px;padding:.4rem .55rem}table{border-collapse:collapse;width:100%;margin-bottom:1.25rem}th,td{border:1px solid var(--border);text-align:left;padding:.4rem .6rem}th{background:var(--surface-2)}tr:nth-child(2n) td{background:var(--surface)}.badge{background:var(--accent);color:var(--accent-text);border-radius:3px;padding:0 .35rem;font-size:.75rem}.appbar{z-index:10;background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:1rem;padding:.5rem 1rem;display:flex;position:sticky;top:0}.appbar .brand{color:var(--text);font-weight:700;text-decoration:none}.appbar .theme-toggle{border-radius:999px;line-height:1}.container{max-width:960px;margin:0 auto;padding:1rem}.container.wide{max-width:1500px}.game-grid{grid-template-columns:minmax(280px,min(760px,100vh - 140px)) minmax(320px,1fr);align-items:start;gap:1.5rem;display:grid}.game-grid>.side-col{flex-direction:column;gap:.75rem;min-width:0;display:flex}@media (width<=900px){.game-grid{grid-template-columns:1fr}}.game-grid>.side-col>.goban-panels{width:100%;min-width:0}.besogo-ext-panels{background:0 0;width:100%;min-width:0;max-width:100%}.besogo-ext-panels .besogo-panels{flex:auto;width:100%;min-width:0;padding:0}.besogo-ext-panels .besogo-control{min-width:0;max-width:100%}.besogo-ext-panels .besogo-tree{min-width:0;max-width:100%;max-height:45vh;overflow:auto}@media (width<=640px){.container{padding:.6rem}h1{font-size:1.3rem}table{font-size:.9rem}th,td{padding:.3rem .4rem}}