@font-face{font-family:IRANSansFallback;src:local(Tahoma)}:root{font-family:IRANSansFallback,Tahoma,Arial,sans-serif;color:#172033;background:#f5f7fb}*{box-sizing:border-box}body{margin:0;background:#f5f7fb}a{text-decoration:none;color:inherit}.shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{background:#0e1628;color:#fff;padding:28px 18px}.brand{font-weight:800;font-size:20px;margin-bottom:28px}.nav a{display:block;padding:11px 12px;border-radius:10px;color:#bdc8da;margin:4px 0}.nav a:hover,.nav a.active{background:#1b2943;color:#fff}.main{padding:28px}.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:#fff;border:1px solid #e5eaf2;border-radius:16px;padding:18px;box-shadow:0 6px 20px #0f172a0a}.metric{font-size:28px;font-weight:800;margin-top:8px}.muted{color:#758197;font-size:13px}.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.auth-card{width:min(430px,100%);background:#fff;border:1px solid #e4e8ef;border-radius:18px;padding:28px;box-shadow:0 16px 50px #0f172a1a}input,select{width:100%;padding:11px 12px;border:1px solid #d9e0ea;border-radius:10px;margin-top:6px;margin-bottom:14px;background:#fff}button{border:0;border-radius:10px;padding:11px 16px;background:#1f5eff;color:#fff;cursor:pointer}.danger{color:#c62828;font-size:13px}.section{margin-top:18px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eef3ff;color:#315cce;font-size:12px}@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{display:none}.grid{grid-template-columns:1fr 1fr}.main{padding:16px}}@media(max-width:560px){.grid,.row{grid-template-columns:1fr}}