:root{--bg:#0f1115;--surface:#171a21;--surface-2:#1f2530;--fg:#e7eaf0;--muted:#9aa4b2;--border:#2a3140;--accent:#534ab7;--accent-fg:#fff;--danger:#d9534f;--warn:#e0a106;--success:#3aa76d;--radius:10px}*{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0 0 .5rem}h1{font-size:1.4rem}h2{font-size:1.1rem}.app{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);padding:1rem;display:flex;flex-direction:column;gap:.25rem}.sidebar .brand{font-weight:700;font-size:1.1rem;margin-bottom:1rem;color:var(--accent-fg)}.sidebar a{padding:.5rem .75rem;border-radius:var(--radius);color:var(--muted)}.sidebar a:hover{background:var(--surface-2);color:var(--fg)}.sidebar a.active{background:var(--accent);color:var(--accent-fg)}.sidebar .spacer{flex:1 1}.content{flex:1 1;padding:1.5rem 2rem;max-width:1100px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;margin-bottom:1rem}.grid{display:grid;grid-gap:1rem;gap:1rem}.grid.cols-4{grid-template-columns:repeat(4,1fr)}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.grid.cols-2{grid-template-columns:repeat(2,1fr)}@media (max-width:900px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr 1fr}}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem}.stat .label{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}.stat .value{font-size:1.6rem;font-weight:700;margin-top:.25rem}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:.5rem .6rem;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase}input,select,textarea,tr:hover td{background:var(--surface-2)}input,select,textarea{border:1px solid var(--border);color:var(--fg);border-radius:var(--radius);padding:.55rem .7rem;width:100%;font-size:.95rem}label{display:block;color:var(--muted);font-size:.8rem;margin:.5rem 0 .25rem}.btn,button{background:var(--accent);color:var(--accent-fg);border:none;cursor:pointer;border-radius:var(--radius);padding:.55rem .9rem;font-size:.9rem;font-weight:600}.btn.secondary,button.secondary{background:var(--surface-2);color:var(--fg);border:1px solid var(--border)}button.danger{background:var(--danger)}button:disabled{opacity:.5;cursor:not-allowed}.badge{display:inline-block;padding:.1rem .5rem;border-radius:999px;font-size:.75rem;border:1px solid var(--border)}.badge.ok{color:var(--success);border-color:var(--success)}.badge.warn{color:var(--warn);border-color:var(--warn)}.badge.danger{color:var(--danger);border-color:var(--danger)}.error{color:var(--danger);font-size:.85rem;margin:.5rem 0}.muted{color:var(--muted)}.row{gap:.5rem;flex-wrap:wrap}.center-screen,.row{display:flex;align-items:center}.center-screen{min-height:100vh;justify-content:center;padding:1rem}.auth-card{width:380px;max-width:100%}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}