:root{--bg:#0b1020;--panel:#121829;--border:#24304a;--text:#edf2ff;--muted:#94a3b8;--accent:#7c93ff;--success:#34d399;--danger:#f87171}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif}.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:var(--panel);border-right:1px solid var(--border);padding:16px;display:grid;grid-gap:8px;gap:8px;align-content:start}.nav-btn{text-align:left;background:transparent;border:1px solid transparent;color:var(--text);padding:10px 12px;border-radius:10px;cursor:pointer}.nav-btn.active,.nav-btn:hover{background:#1a2440;border-color:var(--border)}.main{padding:20px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:12px;gap:12px;margin-bottom:20px}.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:14px}.card .label{color:var(--muted);font-size:.85rem}.card .value{font-size:1.4rem;font-weight:700;margin-top:6px}table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:14px;overflow:hidden}td,th{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;font-size:.92rem}th{color:var(--muted);font-weight:600}form.stack{display:grid;grid-gap:10px;gap:10px;max-width:520px;margin-bottom:16px}button,input,select,textarea{font:inherit}input,select,textarea{width:100%;background:#0f1528;color:var(--text);border:1px solid var(--border);border-radius:10px;padding:10px 12px}.btn{background:var(--accent);color:white;border:none;border-radius:10px;padding:10px 14px;cursor:pointer}.btn.secondary{background:#1a2440;color:var(--text)}.auth,.btn.secondary{border:1px solid var(--border)}.auth{max-width:420px;margin:80px auto;background:var(--panel);border-radius:16px;padding:24px}.grid-2{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}@media (max-width:900px){.shell{grid-template-columns:1fr}.sidebar{display:none}.grid-2{grid-template-columns:1fr}}