body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#081426;color:#fff}nav{display:flex;align-items:center;justify-content:space-between;padding:.5rem 1rem;background:linear-gradient(90deg,#081426,#0d2238);border-bottom:2px solid #18c5d8;color:#fff}nav a{color:#fff;margin-right:1rem;text-decoration:none;font-weight:700}nav a:hover{color:#18c5d8}.container{padding:1rem}.card{background:#10243b;border:1px solid #16314d;border-radius:10px;padding:1rem;margin-bottom:1rem;color:#fff}table{width:100%;border-collapse:collapse;margin-top:.5rem}th,td{border:1px solid #16314d;padding:.5rem;text-align:center}th{background:#0d2238;color:#18c5d8}.error{color:#ff6b6b;margin-top:.5rem}.logo{width:64px;height:64px;object-fit:contain}.nav-left,.nav-right{display:flex;align-items:center;gap:14px}.nav-right{margin-left:auto}