body{margin:0;font-family:system-ui,sans-serif;background:#0f172a;color:#fff}.auth-container{max-width:400px;margin:100px auto;padding:30px;background:#1e293b;border-radius:8px}input{width:100%;padding:10px;margin-bottom:10px;border-radius:4px;border:none}button{width:100%;padding:10px;background:#3b82f6;border:none;color:#fff;cursor:pointer;border-radius:4px}.secondary-btn{margin-top:10px;background:#475569}.loader{margin-top:10px;font-size:14px}.error{color:#f87171;margin-top:10px}