:root{--bg: #f5f6f8;--surface: #ffffff;--text: #16181d;--muted: #6b7280;--land: #e4e7ec;--land-hover: #d6dae2;--border: #aab1bd;--sea: #eef2f7;--accent: #2f6bff;--ok: #16a34a;--bad: #e5484d;--shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 4px 16px rgba(0, 0, 0, .06);color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #101217;--surface: #1a1d24;--text: #e9ebef;--muted: #9198a5;--land: #2a2f39;--land-hover: #353b47;--border: #555d6c;--sea: #13161c;--accent: #5b8cff;--ok: #3ccb6f;--bad: #ff6369;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 16px rgba(0, 0, 0, .3);color-scheme:dark}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%;background:var(--bg);color:var(--text)}body{font:15px/1.35 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overscroll-behavior:none;-webkit-user-select:none;user-select:none}button{font:inherit;color:inherit;cursor:pointer}#app{position:relative;height:100dvh;max-width:980px;margin:0 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