:root{--bg:#eef2f6;--panel:#fff;--ink:#1f2b3a;--muted:#6b7b8c;--line:#d8e0e8;--accent:#1f5fa8;--accent-soft:#e8f0fa;--accent-2:#2f8f6b;--warn:#c96a1e;--shadow:0 1px 3px #1f2b3a14, 0 6px 18px #1f2b3a0f;--shadow-lg:0 8px 30px #1f2b3a2e, 0 2px 8px #1f2b3a1a;--r:12px}*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:Segoe UI,system-ui,-apple-system,Roboto,Arial,sans-serif;font-size:14px}#root{height:100%}button{font-family:inherit}.app{flex-direction:column;height:100vh;min-height:720px;display:flex}.topbar{background:var(--panel);border-bottom:1px solid var(--line);box-shadow:var(--shadow);z-index:5;align-items:center;gap:16px;padding:10px 16px;display:flex}.logo{letter-spacing:.2px;align-items:center;gap:10px;font-size:17px;font-weight:800;display:flex}.logo .glogo{height:27px;display:block}.badge3d{color:var(--accent);letter-spacing:.5px;font-size:18px;font-weight:800}.proj{color:var(--muted);border-left:1px solid 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