:root{--bg:#0b1020;--panel:#111a2e;--panel2:#17233b;--text:#eef4ff;--muted:#9fb0ce;--line:#273858;--brand:#52d1ff;--brand2:#8b5cf6;--good:#16a34a;--warn:#f59e0b;--bad:#ef4444}*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#08111f,#111827 45%,#10172a);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}a{color:#93e5ff;text-decoration:none}.app-shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.sidebar{background:rgba(8,13,27,.92);border-right:1px solid var(--line);padding:22px;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}.brand span{display:block;color:var(--muted);font-size:12px}.logo{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:grid;place-items:center;color:#03111f;font-weight:900}.logo.big{width:68px;height:68px;font-size:28px}.sidebar nav{display:grid;gap:6px}.sidebar a{padding:10px 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