body{margin:0;font-family:Arial;background:#0f172a;color:#fff} .sidebar{width:220px;height:100vh;background:#111827;position:fixed;padding:20px} .sidebar a{display:block;color:#fff;text-decoration:none;margin:10px 0}.main{margin-left:240px;padding:20px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.card{background:rgba(255,255,255,.08);padding:20px;border-radius:20px;backdrop-filter:blur(10px)}input,select,button{width:100%;padding:12px;margin:10px 0;border-radius:10px;border:none}table{width:100%}td,th{padding:10px;border-bottom:1px solid #334155}.login-page{display:flex;align-items:center;justify-content:center;height:100vh}