:root{color-scheme:light;--canvas:#fff;--surface:#f5f9f6;--surface-raised:#fff;--text:#182f25;--muted:#526b5f;--border:#dce7df;--accent:#0f7f3d;--cyan:#0f7f3d;--tint:#edf6f0;--primary:hsl(152.9 60% 38%);--error:#a42632;--error-bg:#fff1f2;--orb-core:#e4f7ec;--shadow:0 12px 48px #2037540a}:root[data-theme=dark]{color-scheme:dark;--canvas:#0b1411;--surface:#111f19;--surface-raised:#14251c;--text:#edf6f0;--muted:#a6bbae;--border:#2a3c32;--accent:#62d496;--cyan:#53d895;--tint:#1c3427;--error:#ffafb7;--error-bg:#321c29;--orb-core:#153222;--shadow:0 12px 48px #0002}*{box-sizing:border-box}html{font-family:Segoe UI,system-ui,sans-serif;background:var(--canvas);color:var(--text);scrollbar-gutter:stable}body{margin:0;font-size:16px;line-height:1.5}button,input,textarea{font:inherit}a,button,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}button{color:inherit}button,input,textarea{transition:border-color .18s,background 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