:root{--bg:#0b1020;--panel:#111827;--panel2:#162033;--text:#f9fafb;--muted:#9ca3af;--line:#293447;--brand:#fb923c;--brand2:#f97316;--ok:#22c55e;--low:#f59e0b;--bad:#ef4444;--blue:#38bdf8;--card:#111827;--shadow:0 22px 55px rgba(0,0,0,.35);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#08111f,#111827 45%,#1f2937);color:var(--text);min-height:100vh}.app-shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.side-nav{background:rgba(9,14,26,.92);border-right:1px solid var(--line);padding:20px;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:26px}.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--brand);color:#111827;display:grid;place-items:center;font-weight:900}.brand small{display:block;color:var(--muted)}nav{display:grid;gap:8px}nav a{color:#d1d5db;text-decoration:none;padding:12px 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